<?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>S2007-11242025000200328</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v16i2.6718</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de la vitrificación sobre el desarrollo in vitro e in vivo de embriones y hemiembriones bovinos producidos in vivo]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of vitrification on the in vitro and in vivo development of bovine embryos and hemi-embryos produced in vivo]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Contreras Hernández]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lepe Anasagasti]]></surname>
<given-names><![CDATA[Itziar Eukene]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega Murillo]]></surname>
<given-names><![CDATA[Vicente Eliezer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zárate Guevara]]></surname>
<given-names><![CDATA[Oscar Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montiel Palacios]]></surname>
<given-names><![CDATA[Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Canseco Sedano]]></surname>
<given-names><![CDATA[Rodolfo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Veracruzana Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Veracruz Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>16</volume>
<numero>2</numero>
<fpage>328</fpage>
<lpage>342</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242025000200328&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242025000200328&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242025000200328&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se evaluó el efecto de la bipartición sobre el desarrollo in vivo e in vitro de embriones y hemiembriones bovino producidos in vivo post vitrificación. En el experimento 1 se utilizaron 90 embriones bovinos vitrificados distribuidos en dos tratamientos: CE= cultivo embrionario (n= 21), CE1: cultivo de 11 embriones (22 hemiembriones), y CE2: cultivo de 10 embriones completos. El desarrollo de los hemiembriones y embriones completos fue evaluado post calentamiento cada 24 h durante 72 h. El experimento 2 evaluó la tasa de gestación (TG; n= 69). Se dividió en 2 grupos, TG1= transferencia de 31 embriones bipartidos (62 hemiembriones), y TG2: transferencia de 38 embriones completos. Para el análisis de viabilidad de embriones bipartidos versus completos a las 24, 48 y 72 h el modelo incluyó solo el efecto del tratamiento, utilizando la función probit y para el análisis de tasa de gestación se utilizó un modelo de umbral mixto con SAS PROC GLMMIX. En el cultivo embrionario se observó un desarrollo embrionario final del 77.3 % para CE1 vs 80 % en CE2 (P&gt;0.05). En la tasa de gestación se obtuvo 19.35 vs 31.6 % en TG1 y TG2, respectivamente (P&gt;0.05). Se concluye que, bajo las condiciones del presente trabajo, la bipartición de embriones vitrificados y calentados no afectó el desarrollo in vitro o in vivo de embriones y hemiembriones bovinos producidos in vivo. Además, con la bipartición se obtuvo el mismo número de gestaciones con menor número de embriones.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The effect of bipartition on the in vivo and in vitro development of bovine embryos and hemi-embryos produced in vivo after vitrification was evaluated. In experiment 1, 90 vitrified bovine embryos were used, which were distributed in two treatments: EC= embryo culture (n= 21), EC1: culture of 11 embryos (22 hemi-embryos), and EC2: culture of 10 whole embryos. The development of hemi-embryos and whole embryos was evaluated after warming every 24 h to 72 h. Experiment 2 assessed the pregnancy rate (PR; n= 69). It was divided into 2 groups, PR1= transfer of 31 bipartite embryos (62 hemi-embryos), and PR2: transfer of 38 whole embryos. For the viability analysis of bipartite versus whole embryos at 24, 48, and 72 h, the model included only the treatment effect, using the probit function, and for the pregnancy rate analysis, a mixed threshold model was used with SAS PROC GLMMIX. In embryo culture, a final embryonic development of 77.3 % was observed for EC1 vs 80 % in EC2 (P&gt;0.05). The pregnancy rate was 19.35 vs 31.6 % in PR1 and PR2, respectively (P&gt;0.05). It is concluded that, under the conditions of the present work, the bipartition of vitrified and warmed embryos did not affect the in vitro or in vivo development of bovine embryos and hemi-embryos produced in vivo. In addition, with bipartition, the same number of pregnancies was obtained with fewer embryos.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Bipartición]]></kwd>
<kwd lng="es"><![CDATA[Blastocisto]]></kwd>
<kwd lng="es"><![CDATA[Vitrificación]]></kwd>
<kwd lng="es"><![CDATA[Desarrollo embrionario]]></kwd>
<kwd lng="en"><![CDATA[Bipartition]]></kwd>
<kwd lng="en"><![CDATA[Blastocyst]]></kwd>
<kwd lng="en"><![CDATA[Vitrification]]></kwd>
<kwd lng="en"><![CDATA[Embryonic development]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Izquierdo]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
<name>
<surname><![CDATA[Lang]]></surname>
<given-names><![CDATA[CGR]]></given-names>
</name>
<name>
<surname><![CDATA[Campos]]></surname>
<given-names><![CDATA[VX]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[MSC]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[CAC.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Animal biotechnologies play with possibility of implementation to optimize the reproductive and productive potential of animals. A review]]></article-title>
<source><![CDATA[Rev Complutense Cienc Vet]]></source>
<year>2011</year>
<volume>5</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cortez]]></surname>
<given-names><![CDATA[JV]]></given-names>
</name>
<name>
<surname><![CDATA[Murga]]></surname>
<given-names><![CDATA[NL]]></given-names>
</name>
<name>
<surname><![CDATA[Cayo]]></surname>
<given-names><![CDATA[IS.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Generación de gemelos homocigóticos por bipartición embrionaria en bovinos de carne]]></article-title>
<source><![CDATA[Spermova]]></source>
<year>2015</year>
<volume>5</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>159-62</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Illmensee]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kaskar]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Zavos]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efficient blastomere biopsy for mouse embryo splitting for future applications in human assisted reproduction]]></article-title>
<source><![CDATA[Reprod Biomed Online]]></source>
<year>2005</year>
<volume>11</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>716-25</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Taylor]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Song]]></surname>
<given-names><![CDATA[YC]]></given-names>
</name>
<name>
<surname><![CDATA[Brockbank]]></surname>
<given-names><![CDATA[KGM.]]></given-names>
</name>
</person-group>
<source><![CDATA[New developments. Life in the frozen state]]></source>
<year>2004</year>
<edition>1rst</edition>
<page-range>604-39</page-range><publisher-loc><![CDATA[Boca Raton, Florida, USA ]]></publisher-loc>
<publisher-name><![CDATA[CRC Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lopes]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Forell]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Rodrigues]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Splitting and biopsy for bovine embryo sexing under field conditions]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2001</year>
<volume>56</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1383-92</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bello]]></surname>
<given-names><![CDATA[DM.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Situación actual de la transferencia embrionaria]]></article-title>
<source><![CDATA[Frisona española]]></source>
<year>2008</year>
<volume>28</volume>
<numero>164</numero>
<issue>164</issue>
<page-range>74-80</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Criopreservación de embriones: una herramienta básica en la reproducción asistida]]></article-title>
<source><![CDATA[Rev Fac Cienc Vet]]></source>
<year>2006</year>
<volume>47</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-15</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vajta]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Kuwayama]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Improving cryopreservation systems]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2006</year>
<volume>65</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>236-644</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bastidas]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Bethencourt]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vitrificación: una alternativa para la criopreservación de embriones]]></article-title>
<source><![CDATA[Rev Fac Cienc Vet]]></source>
<year>2006</year>
<volume>47</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>9-23</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hidalgo]]></surname>
<given-names><![CDATA[CO]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Prieto]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Duque]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Goyache]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pregnancy rates and metabolic profiles in cattle treated with propylene glycol prior to embryo transfer]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2004</year>
<volume>62</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>664-76</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nedambale]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Dinnyes]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Groen]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Dobrinsky]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tian]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison on in vitro fertilized bovine embryos cultured in KSOM or SOF and cryopreserved by slow freezing or vitrification]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2004</year>
<volume>62</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>437-49</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chebel]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Demétrio]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Metzger]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factors affecting success of embryo collection and transfer in large dairy herds]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2008</year>
<volume>69</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>98-106</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kuwayama]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Vajta]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Kato]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Leibo]]></surname>
<given-names><![CDATA[SP.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Highly efficient vitrification method for cryopreservation of human oocytes]]></article-title>
<source><![CDATA[Reprod Biomed Online]]></source>
<year>2005</year>
<volume>11</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>300-8</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kuwayama]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Highly efficient vitrification for cryopreservation of human oocytes and embryos: the Cryotop method]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2007</year>
<volume>67</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>73-80</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Ealy]]></surname>
<given-names><![CDATA[AD]]></given-names>
</name>
<name>
<surname><![CDATA[Monterroso]]></surname>
<given-names><![CDATA[VH]]></given-names>
</name>
<name>
<surname><![CDATA[Hansen]]></surname>
<given-names><![CDATA[PJ.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ontogeny of temperature&#8208;regulated heat shock protein 70 synthesis in preimplantation bovine embryos]]></article-title>
<source><![CDATA[Mol Reprod Dev: Incorporating Gamete Res]]></source>
<year>1997</year>
<volume>48</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>25-33</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Magaña-Monforte]]></surname>
<given-names><![CDATA[JG]]></given-names>
</name>
<name>
<surname><![CDATA[Rios-Arjona]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-González]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dual purpose cattle production systems and the challenges of the tropics of Mexico]]></article-title>
<source><![CDATA[Archiv Latinoam Prod Anim]]></source>
<year>2006</year>
<volume>14</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>105-14</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Baruselli]]></surname>
<given-names><![CDATA[PS]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[RM]]></given-names>
</name>
<name>
<surname><![CDATA[Sá Filho]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Nasser]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<name>
<surname><![CDATA[Rodrigues]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Bó]]></surname>
<given-names><![CDATA[GA.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bovine embryo transfer recipient synchronisation and management in tropical environments]]></article-title>
<source><![CDATA[Reprod Fertil Dev]]></source>
<year>2009</year>
<volume>22</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>67-74</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hafez]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Hafez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Reproducción e inseminación artificial en animales]]></source>
<year>2000</year>
<edition>4a</edition>
<publisher-loc><![CDATA[México. ]]></publisher-loc>
<publisher-name><![CDATA[McGraw-Hill Interamericana Editores SA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Romano]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Thompson]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Kraemer]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
<name>
<surname><![CDATA[Westhusin]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Forrest]]></surname>
<given-names><![CDATA[DW]]></given-names>
</name>
<name>
<surname><![CDATA[Tomaszweski]]></surname>
<given-names><![CDATA[MA.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Early pregnancy diagnosis by palpation per rectum: influence on embryo/fetal viability in dairy cattle]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2007</year>
<volume>67</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>486-93</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gianola]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Foulley]]></surname>
<given-names><![CDATA[JL.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sire evaluation for ordered categorical data with a threshold model]]></article-title>
<source><![CDATA[Genetique, selection, evolution]]></source>
<year>1983</year>
<volume>15</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>201-24</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Harville]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Mee]]></surname>
<given-names><![CDATA[RW.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A mixed-model procedure for analyzing ordered categorical data]]></article-title>
<source><![CDATA[Biometrics]]></source>
<year>1984</year>
<volume>40</volume>
<page-range>393-408</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stiratelli]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Laird]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Ware]]></surname>
<given-names><![CDATA[JH.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Random-effects models for serial observations with binary response]]></article-title>
<source><![CDATA[Biometrics]]></source>
<year>1984</year>
<volume>40</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>961-71</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Celestinos]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Gatica]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[In vitro viability of split rabbit embryos before and after vitrification]]></source>
<year>2008</year>
<conf-name><![CDATA[ 9thWorld Rabbit Congress]]></conf-name>
<conf-loc> </conf-loc>
<page-range>10-3</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rho]]></surname>
<given-names><![CDATA[G-J]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[WH]]></given-names>
</name>
<name>
<surname><![CDATA[Betteridge]]></surname>
<given-names><![CDATA[KJ.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cellular composition and viability of demi-and quarter-embryos made from bisected bovine morulae and blastocysts produced in vitro]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>1998</year>
<volume>50</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>885-95</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schmidt]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Avery]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Purwantara]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Greve]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The freezability of biopsied bovine embryos]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>1992</year>
<volume>38</volume>
<page-range>615-21</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tang]]></surname>
<given-names><![CDATA[HH]]></given-names>
</name>
<name>
<surname><![CDATA[Tsai]]></surname>
<given-names><![CDATA[YC]]></given-names>
</name>
<name>
<surname><![CDATA[Kuo]]></surname>
<given-names><![CDATA[CT.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Embryo splitting can increase the quantity but not the quality of blastocysts]]></article-title>
<source><![CDATA[Taiwan J Obstet Gynecol]]></source>
<year>2012</year>
<volume>51</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>236-9</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pontes]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Nonato-Junior]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Sanches]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Ereno-Junior]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Uvo]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Barreiros]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of embryo yield and pregnancy rate between in vivo and in vitro methods in the same Nelore (Bos indicus) donor cows]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2009</year>
<volume>71</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>690-7</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Solórzano]]></surname>
<given-names><![CDATA[HCW]]></given-names>
</name>
<name>
<surname><![CDATA[Hernán]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Galina]]></surname>
<given-names><![CDATA[HC]]></given-names>
</name>
<name>
<surname><![CDATA[Villa]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Vera]]></surname>
<given-names><![CDATA[AHR]]></given-names>
</name>
<name>
<surname><![CDATA[Romo]]></surname>
<given-names><![CDATA[GS.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reutilización de un dispositivo liberador de progesterona (CIDR-B) para sincronizar el estro en un programa de transferencia de embriones bovinos]]></article-title>
<source><![CDATA[Téc Pecu Méx]]></source>
<year>2008</year>
<volume>46</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>119-35</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Berg]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Van Leeuwen]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Beaumont]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Berg]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pfeffer]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Embryo loss in cattle between days 7 and 16 of pregnancy]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2010</year>
<volume>73</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>250-60</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hasler]]></surname>
<given-names><![CDATA[JF.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factors affecting frozen and fresh embryo transfer pregnancy rates in cattle]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2001</year>
<volume>56</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1401-15</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Siqueira]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro Jr]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Arashiro]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Camargo]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pregnancy rates and corpus luteum-related factors affecting pregnancy establishment in bovine recipients synchronized for fixed-time embryo transfer]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2009</year>
<volume>72</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>949-58</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Butler]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Boe-Hansen]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Bo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Burns]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Dawson]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ovarian responses in Bos indicus heifers treated to synchronize ovulation with intravaginal progesterone releasing devices, oestradiol benzoate, prostaglandin F2&#945; and equine chorionic gonadotrophin]]></article-title>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2011</year>
<volume>129</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>118-26</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Herzog]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Brockhan-Lüdemann]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kaske]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Beindorff]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Paul]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Niemann]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Luteal blood flow is a more appropriate indicator for luteal function during the bovine estrous cycle than luteal size]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2010</year>
<volume>73</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>691-7</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sandra]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Deciphering early sensor and driver properties of the endometrium: contribution of the uterus to pregnancy outcome]]></article-title>
<source><![CDATA[Acta Scientiae Veterinariae]]></source>
<year>2011</year>
<volume>39</volume>
<numero>^sSuppl 1</numero>
<issue>^sSuppl 1</issue>
<supplement>Suppl 1</supplement>
<page-range>s173-82</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Humblot]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Use of pregnancy specific proteins and progesterone assays to monitor pregnancy and determine the timing, frequencies and sources of embryonic mortality in ruminants]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2001</year>
<volume>56</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1417-33</page-range></nlm-citation>
</ref>
<ref id="B36">
<label>36</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lenis]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Ramón]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Restrepo]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Olivera]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Tarazona]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Interferón tau en la ventana de reconocimiento materno embrionario bovino]]></article-title>
<source><![CDATA[Rev UDCA Act Div Cient]]></source>
<year>2010</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>17-28</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>37</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Demmers]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Derecka]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Flint]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trophoblast interferon and pregnancy]]></article-title>
<source><![CDATA[Reproduction]]></source>
<year>2001</year>
<volume>121</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>41-9</page-range></nlm-citation>
</ref>
<ref id="B38">
<label>38</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[e Silva]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Diniz]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[da Costa]]></surname>
<given-names><![CDATA[LL.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Luteotrophic effect, growth and survival of whole versus half embryos and, their relationship with plasma progesterone concentrations of recipient dairy heifers]]></article-title>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2008</year>
<volume>104</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>18-27</page-range></nlm-citation>
</ref>
<ref id="B39">
<label>39</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Velasquez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Manriquez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Cox]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez-Alvarez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Embryo splitting affects the transcriptome during elongation stage of in vitro-produced bovine blastocysts]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2017</year>
<volume>87</volume>
<page-range>124-34</page-range></nlm-citation>
</ref>
<ref id="B40">
<label>40</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gardner]]></surname>
<given-names><![CDATA[DK]]></given-names>
</name>
<name>
<surname><![CDATA[Sheehan]]></surname>
<given-names><![CDATA[CB]]></given-names>
</name>
<name>
<surname><![CDATA[Rienzi]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Katz-Jaffe]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Larman]]></surname>
<given-names><![CDATA[MG.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Analysis of oocyte physiology to improve cryopreservation procedures]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2007</year>
<volume>67</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>64-72</page-range></nlm-citation>
</ref>
<ref id="B41">
<label>41</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ávila-Portillo]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
<name>
<surname><![CDATA[Madero]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Acosta]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Basic points in cryopreservation]]></article-title>
<source><![CDATA[Rev Colombiana Obstet Ginecol]]></source>
<year>2006</year>
<volume>57</volume>
<page-range>291-300</page-range></nlm-citation>
</ref>
<ref id="B42">
<label>42</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ynsaurralde-Rivolta]]></surname>
<given-names><![CDATA[AE]]></given-names>
</name>
<name>
<surname><![CDATA[Rogberg-Munñoz]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Lopez-Valiente]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Maresca]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Munar]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Munilla-Leguizamón]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Dellavall]]></surname>
<given-names><![CDATA[FA]]></given-names>
</name>
<name>
<surname><![CDATA[Salamone]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development and growth of bovine calves demi-embryos]]></article-title>
<source><![CDATA[Anim Reprod Sci]]></source>
<year>2024</year>
<volume>264</volume>
<page-range>107405</page-range></nlm-citation>
</ref>
<ref id="B43">
<label>43</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Swegen]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Appeltant]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[SA.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cloning in action: can embryo splitting, induced pluripotency and somatic cell nuclear transfer contribute to endangered species conservation?]]></article-title>
<source><![CDATA[Biol Rev Camb Philos Soc]]></source>
<year>2023</year>
<volume>98</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>1225-49</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
