<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2007-1124</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias pecuarias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. de cienc. pecuarias]]></abbrev-journal-title>
<issn>2007-1124</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-11242017000400407</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v8i4.4160</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Avances sobre nutrición y fertilidad en ganado lechero: Revisión]]></article-title>
<article-title xml:lang="en"><![CDATA[Advances on nutrition and fertility in dairy cattle: Review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meléndez]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bartolomé]]></surname>
<given-names><![CDATA[Julián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,University of Missouri Department of Veterinary Medicine & Surgery ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>USA</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de La Pampa Facultad de Medicina Veterinaria ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Argentina</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>4</numero>
<fpage>407</fpage>
<lpage>417</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242017000400407&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242017000400407&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242017000400407&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN: En esta revisión se analizan los últimos antecedentes sobre la relación entre la nutrición y fertilidad en ganado lechero. Se establece la importancia de los niveles sanguíneos de glucosa en el postparto temprano y su relación con la fisiología de algunas hormonas tales como la insulina, IGF-I y somatotrofina. Se resalta la importancia de la inmunosupresión de la vaca durante el periparto y su relación con el exceso de tejido adiposo que establece un estado pro-inflamatorio característico asociado con la aparición de enfermedades metabólicas y reproductivas, que afectan el rendimiento productivo y la fertilidad del ganado lechero.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT: In this review, new advances on the relationship between nutrition and fertility in dairy cattle are presented. The importance of glucose levels in the early postpartum and its relationship to the physiology of some hormones such as insulin, IGF-I and somatotropin are established. The importance of immunosuppression around parturition and its relationship with the excess of adipose tissue that institutes a characteristic pro-inflammatory state is highlighted. Immunosuppression is associated with the onset of metabolic and reproductive diseases affecting productivity and fertility of the dairy herd.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Nutrición]]></kwd>
<kwd lng="es"><![CDATA[Fertilidad]]></kwd>
<kwd lng="es"><![CDATA[Preparto]]></kwd>
<kwd lng="es"><![CDATA[Postparto]]></kwd>
<kwd lng="es"><![CDATA[Enfermedades]]></kwd>
<kwd lng="en"><![CDATA[Nutrition]]></kwd>
<kwd lng="en"><![CDATA[Fertility]]></kwd>
<kwd lng="en"><![CDATA[Periparturient diseases]]></kwd>
<kwd lng="en"><![CDATA[Postpartum]]></kwd>
<kwd lng="en"><![CDATA[Prepartum]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Risco]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
</person-group>
<source><![CDATA[Reproduction, events and management pregnancy: Periparturient disorders. Reference module in food sciences]]></source>
<year>2016</year>
<edition>First</edition>
<publisher-name><![CDATA[Elsevier Academic Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Loss in high-producing dairy cattle: Where will it end?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lucy]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2001</year>
<volume>84</volume>
<page-range>1277-93</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Milk production and fertility in cattle.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Berry]]></surname>
<given-names><![CDATA[DP]]></given-names>
</name>
<name>
<surname><![CDATA[Friggens]]></surname>
<given-names><![CDATA[NC]]></given-names>
</name>
<name>
<surname><![CDATA[Lucy]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Roche]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
</person-group>
<source><![CDATA[Annu Rev Anim Biosci]]></source>
<year>2016</year>
<volume>15</volume>
<page-range>269-90</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Biology of dairy cows during the transition period: The final frontier?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Drackley]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>1999</year>
<volume>82</volume>
<page-range>2259-73</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Adaptations of glucose and long-chain fatty acid metabolism in liver of dairy cows during the periparturient period]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Drackley]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
<name>
<surname><![CDATA[Overton]]></surname>
<given-names><![CDATA[TR]]></given-names>
</name>
<name>
<surname><![CDATA[Douglas]]></surname>
<given-names><![CDATA[GN]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2001</year>
<volume>84</volume>
<numero>^sE100-E112</numero>
<issue>^sE100-E112</issue>
<supplement>E100-E112</supplement>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Regulation of organic nutrient metabolism during transition from late pregnancy to early lactation]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bell]]></surname>
<given-names><![CDATA[AW]]></given-names>
</name>
</person-group>
<source><![CDATA[J Anim Sci]]></source>
<year>1995</year>
<volume>73</volume>
<page-range>2804-19</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Metabolic and energy status during the dry period is crucial for the resumption of ovarian activity postpartum in dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Kawashima]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[van Dorland]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
<name>
<surname><![CDATA[Morel]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Miyamoto]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bruckmaier]]></surname>
<given-names><![CDATA[RM]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2012</year>
<volume>95</volume>
<page-range>5804-12</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Nutritional factors that regulate ovulation of the dominant follicle during the first follicular wave postpartum in high-producing dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kawashima]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Matsui]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Shimizu]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Kida]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Miyamoto]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[J Reprod Develop]]></source>
<year>2012</year>
<volume>58</volume>
<page-range>10-6</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Prepartum nutritional strategy affects reproductive performance in dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cardoso]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
<name>
<surname><![CDATA[LeBlanc]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Murphy]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Drackley]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2013</year>
<volume>96</volume>
<page-range>5859-71</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Genetic merit for fertility traits in Holstein cows: IV. Transition period, uterine health and resumption of cyclicity]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moore]]></surname>
<given-names><![CDATA[SG]]></given-names>
</name>
<name>
<surname><![CDATA[Fair]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Lonergan]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Butler]]></surname>
<given-names><![CDATA[ST]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2014</year>
<volume>97</volume>
<page-range>2740-52</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Relationships among milk yield, body condition, cow weight, and reproduction in spring calved Holstein-Friesians]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Buckley]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[O&#8217;Sullivan]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Mee]]></surname>
<given-names><![CDATA[JF]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[RD]]></given-names>
</name>
<name>
<surname><![CDATA[Dillon]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2003</year>
<volume>86</volume>
<page-range>2308-19</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Nutritional management to optimize fertility of dairy cows in pasture-based systems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Butler]]></surname>
<given-names><![CDATA[ST]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>15-26</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effects of precalving body condition score and prepartum feeding level on production, reproduction, and health parameters in pasture-based transition dairy cows.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Roche]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Meier]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Heiser]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mitchell]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
<name>
<surname><![CDATA[Walker]]></surname>
<given-names><![CDATA[CG]]></given-names>
</name>
<name>
<surname><![CDATA[Crookenden]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2015</year>
<volume>98</volume>
<page-range>7164-82</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Principal descriptors of body condition score in Holstein cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferguson]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[Galligan]]></surname>
<given-names><![CDATA[DT]]></given-names>
</name>
<name>
<surname><![CDATA[Thomsen]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>1994</year>
<volume>77</volume>
<page-range>2695-703</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Prepartum and postpartum nutritional management to optimize fertility in high-yielding dairy cows in confined TMR systems.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Drackley]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
<name>
<surname><![CDATA[Cardoso]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>5-14</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Body condition score at calving affects systemic and hepatic transcriptome indicators of inflammation and nutrient metabolism in grazing dairy cows.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Akbar]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Grala]]></surname>
<given-names><![CDATA[TM]]></given-names>
</name>
<name>
<surname><![CDATA[Vailati Riboni]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cardoso]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
<name>
<surname><![CDATA[Verkerk]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[McGowan]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2015</year>
<volume>98</volume>
<page-range>1019-32</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Associations among body condition score, body weight, and reproductive performance in seasonal-calving dairy cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Roche]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Macdonald]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
<name>
<surname><![CDATA[Burke]]></surname>
<given-names><![CDATA[CR]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Berry]]></surname>
<given-names><![CDATA[DP]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2007</year>
<volume>90</volume>
<page-range>376-91</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Influence of negative energy balance on cyclicity and fertility in the high producing dairy cow]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wathes]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
<name>
<surname><![CDATA[Fenwick]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Bourne]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Llewellyn]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Morris]]></surname>
<given-names><![CDATA[DG]]></given-names>
</name>
</person-group>
<source><![CDATA[Theriogenology]]></source>
<year>2007</year>
<volume>68</volume>
<page-range>S232-41</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Postpartum anoestrus in dairy cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Peter]]></surname>
<given-names><![CDATA[AT]]></given-names>
</name>
<name>
<surname><![CDATA[Vos]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Ambrose]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Theriogenology]]></source>
<year>2009</year>
<volume>71</volume>
<page-range>1333-42</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A review of the causes of poor fertility in high milk producing dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Walsh]]></surname>
<given-names><![CDATA[SW]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
</person-group>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2011</year>
<volume>123</volume>
<page-range>127-38</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Mechanisms linking metabolic status and disease with reproductive outcome in the dairy cow]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wathes]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
</person-group>
<source><![CDATA[Reprod Domest Anim]]></source>
<year>2012</year>
<volume>47</volume>
<numero>^ss4</numero>
<issue>^ss4</issue>
<supplement>s4</supplement>
<page-range>304-12</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pre-partum monensin supplementation improves body reserves at calving and milk yield in Holstein cows dried-off with low body condition score.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Goff]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Risco]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Archbald]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<name>
<surname><![CDATA[Littell]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Donovan]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
</person-group>
<source><![CDATA[Res Vet Sci]]></source>
<year>2007</year>
<volume>82</volume>
<page-range>349-57</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Major advances in our understanding of nutritional influences on bovine health.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goff]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2006</year>
<volume>89</volume>
<page-range>1292-301</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Risk factors and effects of postpartum anovulation in dairy cows.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dubuc]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Duffield]]></surname>
<given-names><![CDATA[TF]]></given-names>
</name>
<name>
<surname><![CDATA[Leslie]]></surname>
<given-names><![CDATA[KE]]></given-names>
</name>
<name>
<surname><![CDATA[Walton]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[LeBlanc]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2012</year>
<volume>95</volume>
<page-range>1845-54</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<collab>National Research Council</collab>
<source><![CDATA[Nutrient requirements of dairy cattle]]></source>
<year>2001</year>
<edition>7th</edition>
<publisher-loc><![CDATA[Washington, DC ]]></publisher-loc>
<publisher-name><![CDATA[National Academy Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Milk urea nitrogen and infertility in Florida Holstein cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Donovan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hernandez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2000</year>
<volume>83</volume>
<page-range>459-63</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Reducing dietary protein in dairy cow diets: implications for nitrogen utilization, milk production, welfare and fertility.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sinclair]]></surname>
<given-names><![CDATA[KD]]></given-names>
</name>
<name>
<surname><![CDATA[Garnsworthy]]></surname>
<given-names><![CDATA[PC]]></given-names>
</name>
<name>
<surname><![CDATA[Mann]]></surname>
<given-names><![CDATA[GE]]></given-names>
</name>
<name>
<surname><![CDATA[Sinclair]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<page-range>262-74</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Milk, plasma, and blood urea nitrogen concentrations, dietary protein, and fertility in dairy cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Donovan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hernandez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Bartolome]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Risco]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Staples]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Thatcher]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<source><![CDATA[J Am Vet Med Assoc]]></source>
<year>2003</year>
<volume>223</volume>
<page-range>628-34</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Relationships between circulating urea concentrations and endometrial function in postpartum dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Oguejiofor]]></surname>
<given-names><![CDATA[CF]]></given-names>
</name>
<name>
<surname><![CDATA[Swangchan-Uthai]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Carr]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Wathes]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
</person-group>
<source><![CDATA[Animals]]></source>
<year>2015</year>
<volume>5</volume>
<page-range>748-73</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Genetic analysis of milk urea nitrogen and relationships with yield and fertility across lactation.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mucha]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Strandberg]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2011</year>
<volume>94</volume>
<page-range>5665-72</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Protein feeding and balancing for amino acids in lactating dairy cattle.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Patton]]></surname>
<given-names><![CDATA[RA]]></given-names>
</name>
<name>
<surname><![CDATA[Hristov]]></surname>
<given-names><![CDATA[AN]]></given-names>
</name>
<name>
<surname><![CDATA[Lapierre]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Clin North Am Food Anim Pract]]></source>
<year>2014</year>
<volume>30</volume>
<page-range>599-621</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Influence of macro and micro minerals in the peri-parturient period on fertility in dairy cattle.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wilde]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2006</year>
<volume>96</volume>
<page-range>240-9</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Trace mineral feeding and assessment]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Swecker Jr]]></surname>
<given-names><![CDATA[WS]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Cl North Am Food Anim Prac]]></source>
<year>2014</year>
<volume>30</volume>
<page-range>671-88</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The importance of the oxidative status of dairy cattle in the periparturient period: revisiting antioxidant supplementation]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abuelo]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Benedito]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<source><![CDATA[J Anim Physiol Anim Nutr (Berl)]]></source>
<year>2015</year>
<volume>99</volume>
<page-range>1003-16</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Monitoring total mixed rations and feed delivery systems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oelberg]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
<name>
<surname><![CDATA[Stone]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Clin North Am Food Anim Prac]]></source>
<year>2014</year>
<volume>30</volume>
<page-range>721-44</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Association between disease occurrence and fertility of dairy cows in three geographic regions of Chile]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pinedo]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Paudyal]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Krauss]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Lopez]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Luco]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Vergara]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<source><![CDATA[Theriogenology]]></source>
<year>2016</year>
<volume>86</volume>
<page-range>817-23</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Risk factors for resumption of postpartum estrous cycles and embryonic survival in lactating dairy cows.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Rutigliano]]></surname>
<given-names><![CDATA[HM]]></given-names>
</name>
<name>
<surname><![CDATA[Sá Filho]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
</person-group>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2009</year>
<volume>110</volume>
<page-range>207-21</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Plasma mineral and energy metabolite concentrations in dairy cows fed an anionic prepartum diet that did or did not have retained fetal membranes after parturition.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Meléndez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Donovan]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Risco]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Goff]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
</person-group>
<source><![CDATA[Am J Vet Res]]></source>
<year>2004</year>
<volume>65</volume>
<page-range>1071-6</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Relationship between serum nonesterified fatty acids at calving and the incidence of periparturient diseases in Holstein dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Marin]]></surname>
<given-names><![CDATA[MP]]></given-names>
</name>
<name>
<surname><![CDATA[Robles]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rios]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Duchens]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Archbald]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<source><![CDATA[Theriogenology]]></source>
<year>2009</year>
<volume>72</volume>
<page-range>826-33</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Interactions between negative energy balance, metabolic diseases, uterine health and immune response in transition dairy cows.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esposito]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Irons]]></surname>
<given-names><![CDATA[PC]]></given-names>
</name>
<name>
<surname><![CDATA[Webb]]></surname>
<given-names><![CDATA[EC]]></given-names>
</name>
<name>
<surname><![CDATA[Chapwanya]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2014</year>
<volume>144</volume>
<page-range>60-71</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Reproductive tract inflammatory disease in postpartum dairy cows.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[LeBlanc]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>54-63</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The effect of lameness before and during the breeding season on fertility in 10 pasture-based Irish dairy herds.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Somers]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Huxley]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lorenz]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Doherty]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[O'Grady]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<source><![CDATA[Ir Vet J]]></source>
<year>2015</year>
<volume>68</volume>
<page-range>14-20</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Endocrine and metabolic mechanisms linking postpartum glucose with early embryonic and foetal development in dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lucy]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Butler]]></surname>
<given-names><![CDATA[ST]]></given-names>
</name>
<name>
<surname><![CDATA[Garverick]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>82-90</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Prevalence of periparturient diseases and effects on fertility of seasonally calving grazing dairy cows supplemented with concentrates]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ribeiro]]></surname>
<given-names><![CDATA[ES]]></given-names>
</name>
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[FS]]></given-names>
</name>
<name>
<surname><![CDATA[Greco]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<name>
<surname><![CDATA[Bisinotto]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[APA]]></given-names>
</name>
<name>
<surname><![CDATA[Favoreto]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2013</year>
<volume>96</volume>
<page-range>5682-97</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Association between the proportion of sampled transition cows with increased nonesterified fatty acids and beta-hydroxybutyrate and disease incidence, pregnancy rate, and milk production at the herd level.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ospina]]></surname>
<given-names><![CDATA[PA]]></given-names>
</name>
<name>
<surname><![CDATA[Nydam]]></surname>
<given-names><![CDATA[DV]]></given-names>
</name>
<name>
<surname><![CDATA[Stokol]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Overton]]></surname>
<given-names><![CDATA[TR]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2010</year>
<volume>93</volume>
<page-range>3595-601</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of increasing pasture allowance and concentrate supplementation on animal performance and microbial protein synthesis in dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schöbitz]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz-Albarrán]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Balocchi]]></surname>
<given-names><![CDATA[OA]]></given-names>
</name>
<name>
<surname><![CDATA[Wittwer]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Noro]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pulido]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
</person-group>
<source><![CDATA[Arch Med Vet]]></source>
<year>2013</year>
<volume>45</volume>
<page-range>247-58</page-range></nlm-citation>
</ref>
<ref id="B47">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Somatotropic axis components and nutrient partitioning in genetically diverse dairy cows managed under different feed allowances in a pasture system]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lucy]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Verkerk]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Whyte]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
<name>
<surname><![CDATA[Macdonald]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
<name>
<surname><![CDATA[Burton]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Cursons]]></surname>
<given-names><![CDATA[RT]]></given-names>
</name>
<name>
<surname><![CDATA[Roche]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Holmes]]></surname>
<given-names><![CDATA[CW]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2009</year>
<volume>92</volume>
<page-range>526-39</page-range></nlm-citation>
</ref>
<ref id="B48">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Improving fertility to timed artificial insemination by manipulation of circulating progesterone concentrations in lactating dairy cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wiltbank]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Carvalho]]></surname>
<given-names><![CDATA[PD]]></given-names>
</name>
<name>
<surname><![CDATA[Bender]]></surname>
<given-names><![CDATA[RW]]></given-names>
</name>
<name>
<surname><![CDATA[Nascimento]]></surname>
<given-names><![CDATA[AB]]></given-names>
</name>
</person-group>
<source><![CDATA[Reprod Fert Develop]]></source>
<year>2011</year>
<volume>24</volume>
<page-range>238-43</page-range></nlm-citation>
</ref>
<ref id="B49">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Physiological and practical effects of progesterone on reproduction in dairy cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wiltbank]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Carvalho]]></surname>
<given-names><![CDATA[PD]]></given-names>
</name>
<name>
<surname><![CDATA[Cunha]]></surname>
<given-names><![CDATA[AP]]></given-names>
</name>
<name>
<surname><![CDATA[Giordano]]></surname>
<given-names><![CDATA[JO]]></given-names>
</name>
<name>
<surname><![CDATA[Fricke]]></surname>
<given-names><![CDATA[PM]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>70-81</page-range></nlm-citation>
</ref>
<ref id="B50">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Parturition to resumption of ovarian cyclicity: comparative aspects of beef and dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Crowe]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Diskin]]></surname>
<given-names><![CDATA[MG]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>40-53</page-range></nlm-citation>
</ref>
<ref id="B51">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Management of transition cows to optimize reproductive efficiency in dairy herds]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Risco]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Cl North Am Food Anim Prac]]></source>
<year>2005</year>
<volume>21</volume>
<page-range>485-501</page-range></nlm-citation>
</ref>
<ref id="B52">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Concentrations of nonesterified fatty acids and glucose in blood of periparturient dairy cows are indicative of pregnancy success at first insemination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garverick]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
<name>
<surname><![CDATA[Harris]]></surname>
<given-names><![CDATA[MN]]></given-names>
</name>
<name>
<surname><![CDATA[Vogel-Bluel]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Sampson]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[Bader]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lamberson]]></surname>
<given-names><![CDATA[WR]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2013</year>
<volume>96</volume>
<page-range>181-8</page-range></nlm-citation>
</ref>
<ref id="B53">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Genetic merit for milk production and reproductive success in dairy cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Snijders]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
<name>
<surname><![CDATA[Dillon]]></surname>
<given-names><![CDATA[PG]]></given-names>
</name>
<name>
<surname><![CDATA[O'Farrell]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Diskin]]></surname>
<given-names><![CDATA[MG]]></given-names>
</name>
<name>
<surname><![CDATA[Wylie]]></surname>
<given-names><![CDATA[AR]]></given-names>
</name>
<name>
<surname><![CDATA[O'Callaghan]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2001</year>
<volume>65</volume>
<page-range>17-31</page-range></nlm-citation>
</ref>
<ref id="B54">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Intrafollicular conditions as a major link between maternal metabolism and oocyte quality: a focus on dairy cow fertility]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leroy]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Rizos]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Sturmey]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Bossaert]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Gutierrez-Adan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Van Hoeck]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<source><![CDATA[Reprod Fert Develop]]></source>
<year>2011</year>
<volume>24</volume>
<page-range>1-12</page-range></nlm-citation>
</ref>
<ref id="B55">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Nutrient prioritization in dairy cows early postpartum: mismatch between metabolism and fertility?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leroy]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Vanholder]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Van Knegsel]]></surname>
<given-names><![CDATA[AT]]></given-names>
</name>
<name>
<surname><![CDATA[Garcia-Ispierto]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Bols]]></surname>
<given-names><![CDATA[PE]]></given-names>
</name>
</person-group>
<source><![CDATA[Reprod Domest Anim]]></source>
<year>2008</year>
<volume>43</volume>
<numero>^ss2</numero>
<issue>^ss2</issue>
<supplement>s2</supplement>
<page-range>96-103</page-range></nlm-citation>
</ref>
<ref id="B56">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Maternal-embryo interaction leading up to the initiation of implantation of pregnancy in cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lonergan]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Forde]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<numero>^ss1</numero>
<issue>^ss1</issue>
<supplement>s1</supplement>
<page-range>64-9</page-range></nlm-citation>
</ref>
<ref id="B57">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Elevated non-esterified fatty acid concentrations during bovine oocyte maturation compromise early embryo physiology]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Van Hoeck]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Sturmey]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
<name>
<surname><![CDATA[Bermejo-Alvarez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Rizos]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Gutierrez-Adan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Leese]]></surname>
<given-names><![CDATA[HJ]]></given-names>
</name>
</person-group>
<source><![CDATA[PLoS One]]></source>
<year>2011</year>
<volume>6</volume>
<page-range>e23183</page-range></nlm-citation>
</ref>
<ref id="B58">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Functional differences in the growth hormone and insulin-like growth factor axis in cattle and pigs: implications for post-partum nutrition and reproduction]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lucy]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
</person-group>
<source><![CDATA[Reprod Domest Anim]]></source>
<year>2008</year>
<volume>43</volume>
<page-range>31-9</page-range></nlm-citation>
</ref>
<ref id="B59">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Economics of fertility in high-yielding dairy cows on confined TMR systems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera]]></surname>
<given-names><![CDATA[VE]]></given-names>
</name>
</person-group>
<source><![CDATA[Animal]]></source>
<year>2014</year>
<volume>8</volume>
<page-range>211-21</page-range></nlm-citation>
</ref>
<ref id="B60">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Relationships among milk production, energy balance, plasma analytes, and reproduction in Holstein-Friesian cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Patton]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kenny]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[McNamara]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mee]]></surname>
<given-names><![CDATA[JF]]></given-names>
</name>
<name>
<surname><![CDATA[O'Mara]]></surname>
<given-names><![CDATA[FP]]></given-names>
</name>
<name>
<surname><![CDATA[Diskin]]></surname>
<given-names><![CDATA[MG]]></given-names>
</name>
<name>
<surname><![CDATA[Murphy]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2007</year>
<volume>90</volume>
<page-range>649-58</page-range></nlm-citation>
</ref>
<ref id="B61">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Relationships between the plasma concentrations of insulin-like growth factor-I in dairy cows and their fertility and milk yield]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Taylor]]></surname>
<given-names><![CDATA[VJ]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Pushpakumara]]></surname>
<given-names><![CDATA[PG]]></given-names>
</name>
<name>
<surname><![CDATA[Beever]]></surname>
<given-names><![CDATA[DE]]></given-names>
</name>
<name>
<surname><![CDATA[Wathes]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Rec]]></source>
<year>2004</year>
<volume>155</volume>
<page-range>583-8</page-range></nlm-citation>
</ref>
<ref id="B62">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of high somatic cell counts on reproductive performance of Chilean dairy cattle]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pinedo]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Melendez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Villagomez-Cortes]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Risco]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2009</year>
<volume>92</volume>
<page-range>1575-80</page-range></nlm-citation>
</ref>
<ref id="B63">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of source of carbohydrate in concentrate on the performance of high producing dairy cows during spring grazing]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pulido]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
<name>
<surname><![CDATA[Berndt]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Orellana]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Wittwer]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<source><![CDATA[Arch Med Vet]]></source>
<year>2007</year>
<volume>39</volume>
<page-range>19-26</page-range></nlm-citation>
</ref>
<ref id="B64">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Reproductive performance of grazing dairy cows following presynchronization and resynchronization protocols.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ribeiro]]></surname>
<given-names><![CDATA[ES]]></given-names>
</name>
<name>
<surname><![CDATA[Cerri]]></surname>
<given-names><![CDATA[RL]]></given-names>
</name>
<name>
<surname><![CDATA[Bisinotto]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[FS]]></given-names>
</name>
<name>
<surname><![CDATA[Silvestre]]></surname>
<given-names><![CDATA[FT]]></given-names>
</name>
<name>
<surname><![CDATA[Greco]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2011</year>
<volume>94</volume>
<page-range>4984-96</page-range></nlm-citation>
</ref>
<ref id="B65">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Herd-level association of serum metabolites in the transition period with disease, milk production, and early lactation reproductive performance]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chapinal]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Leblanc]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Carson]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Leslie]]></surname>
<given-names><![CDATA[KE]]></given-names>
</name>
<name>
<surname><![CDATA[Godden]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Capel]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Overton]]></surname>
<given-names><![CDATA[MW]]></given-names>
</name>
<name>
<surname><![CDATA[Duffield]]></surname>
<given-names><![CDATA[TF]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2012</year>
<volume>95</volume>
<page-range>5676-82</page-range></nlm-citation>
</ref>
<ref id="B66">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of postcalving serum nonesterified fatty acids concentration on the functionality of bovine immune cells]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ster]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Loiselle]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Lacasse]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2012</year>
<volume>95</volume>
<page-range>708-17</page-range></nlm-citation>
</ref>
<ref id="B67">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Nutritional strategies to optimize dairy cattle immunity]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sordillo]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2016</year>
<volume>99</volume>
<numero>1-16</numero>
<issue>1-16</issue>
</nlm-citation>
</ref>
<ref id="B68">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Mechanisms and metabolic implications of regional differences among fat depots]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tchkonia]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Thomou]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Karagiannides]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Pothoulakis]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Jensen]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
<name>
<surname><![CDATA[Kirkland]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<source><![CDATA[Cell Metab]]></source>
<year>2013</year>
<volume>17</volume>
<page-range>644-56</page-range></nlm-citation>
</ref>
<ref id="B69">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Significance of metabolic stress, lipid mobilization, and inflammation on transition cow disorders.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sordillo]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
<name>
<surname><![CDATA[Raphael]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Clin North Am Food Anim Pract]]></source>
<year>2013</year>
<volume>29</volume>
<page-range>267-78</page-range></nlm-citation>
</ref>
<ref id="B70">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Calcium and magnesium disorders.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goff]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet Clin North Am Food Anim Pract]]></source>
<year>2014</year>
<volume>30</volume>
<page-range>359-81</page-range></nlm-citation>
</ref>
<ref id="B71">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Prevalence of subclinical hypocalcemia in dairy herds.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reinhardt]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
<name>
<surname><![CDATA[Lippolis]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[McCluskey]]></surname>
<given-names><![CDATA[BJ]]></given-names>
</name>
<name>
<surname><![CDATA[Goff]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Horst]]></surname>
<given-names><![CDATA[RL]]></given-names>
</name>
</person-group>
<source><![CDATA[Vet J]]></source>
<year>2011</year>
<volume>188</volume>
<page-range>122-4</page-range></nlm-citation>
</ref>
<ref id="B72">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Parturition and hypocalcemia blunts calcium signals in immune cells of dairy cattle.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kimura]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Reinhardt]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
<name>
<surname><![CDATA[Goff]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2006</year>
<volume>89</volume>
<page-range>2588-95</page-range></nlm-citation>
</ref>
<ref id="B73">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Association between uterine disease and indicators of neutrophil and systemic energy status in lactating Holstein cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Galvão]]></surname>
<given-names><![CDATA[KN]]></given-names>
</name>
<name>
<surname><![CDATA[Flaminio]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Brittin]]></surname>
<given-names><![CDATA[SB]]></given-names>
</name>
<name>
<surname><![CDATA[Sper]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Fraga]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Caixeta]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<source><![CDATA[J Dairy Sci]]></source>
<year>2010</year>
<volume>93</volume>
<page-range>2926-37</page-range></nlm-citation>
</ref>
<ref id="B74">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Influence of progesterone on oocyte quality and embryo development in cows]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lonergan]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[Theriogenology]]></source>
<year>2011</year>
<volume>76</volume>
<page-range>1594 -1601</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
