<?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>1405-3195</journal-id>
<journal-title><![CDATA[Agrociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Agrociencia]]></abbrev-journal-title>
<issn>1405-3195</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Postgraduados]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-31952016000200149</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estado actual de los sistemas bioelectroquímicos: factibilidad de su uso para aumentar la producción ruminal de propionato]]></article-title>
<article-title xml:lang="en"><![CDATA[State of the art of bioelectrochemical systems: feasibility for enhancing rumen propionate production]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguilar-González]]></surname>
<given-names><![CDATA[Mariana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Buitrón]]></surname>
<given-names><![CDATA[Germán]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Shimada-Miyasaka]]></surname>
<given-names><![CDATA[Armando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mora-Izaguirre]]></surname>
<given-names><![CDATA[Ofelia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Programa de Posgrado en Ciencias de la Producción y de la Salud Animal ]]></institution>
<addr-line><![CDATA[Distrito Federal ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,UNAM Instituto de Ingeniería Laboratorio de Investigación en Procesos Avanzados de Tratamiento de Aguas]]></institution>
<addr-line><![CDATA[Querétaro Querétaro]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,UNAM Facultad de Estudios Superiores-Cuautitlán Laboratorio de Rumiología y Metabolismo Nutricional (RuMeN)]]></institution>
<addr-line><![CDATA[Querétaro Querétaro]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<volume>50</volume>
<numero>2</numero>
<fpage>149</fpage>
<lpage>166</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-31952016000200149&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-31952016000200149&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-31952016000200149&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Los sistemas bioelectroquímicos son una herramienta biotecnológica útil para explorar y explotar la capacidad de los microorganismos de mejorar el rendimiento de su fermentación. Estos sistemas utilizan la energía eléctrica como una fuerza externa para redirigir las vías metabólicas microbianas hacia el aumento o disminución de los productos finales. En este ensayo se presentan los fundamentos de estos sistemas, su clasificación y como fueron evolucionando hasta llegar a conformarse como tal, en un rubro de tecnologías emergentes. El potencial de aplicación de estos sistemas es diverso, incluidas la generación de energía, la biorremediación y la producción de compuestos químicos de valor agregado. Hacemos énfasis en la electrofermentación, técnica enfocada en la producción microbiana de compuestos químicos orgánicos como alcoholes y ácidos grasos de cadena corta, a través de la aplicación de energía eléctrica. El propionato toma mayor relevancia en este ensayo, debido a su contribución en el metabolismo de los rumiantes como mayor precursor de glucosa hepática. Los conocimientos actuales sobre los sistemas bioelectroquímicos para optimizar la fermentación propiónica se resumen. Además se presenta una recopilación sobre los trabajos de investigación enfocados en la aplicación de estas nuevas tecnologías al estudio de la fermentación de los microorganismos ruminales. También analizamos los requerimientos de estos sistemas para su aplicación in vivo, y enfatizamos que el uso de estas metodologías en el área de la ecológica microbiana ruminal se sitúa en los primeros intentos, por lo cual es necesaria una mayor investigación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Bioelectrochemical systems are biotechnology tools useful in the exploration and exploitation of the ability of microorganisms to improve their fermentation yield. These systems use electricity as an external energy source to redirect microbial metabolic pathways toward increasing or decreasing end products. This essay presents the fundaments of these systems, their classification and how they evolved to become what they are in the field of emerging technologies. The potential application of these systems is diverse: generation of electric energy, bioremediation and production of value-added compounds, among others. Here, we emphasize electrofermentation, which is a technique focusing on the microbial production of organic chemical compounds, such as alcohols and short-chain fatty acids, by applying electric energy. Because of its contribution to ruminant metabolism as the major precursors of hepatic glucose, propionate takes on particular relevance in this essay. Current knowledge on bioelectrochemical systems in optimizing propionic fermentation is summarized. Moreover, we review work focused on application of these new technologies in the study of fermentation of ruminal microorganisms. Besides, we analyze the requirements of these systems for in vitro application and we point out that use of these methodologies in the area of ruminal microbial ecology is among the first attempts, and therefore, more research is needed.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Sistemas bioelectroquímicos]]></kwd>
<kwd lng="es"><![CDATA[electrones]]></kwd>
<kwd lng="es"><![CDATA[fermentación ruminal]]></kwd>
<kwd lng="es"><![CDATA[propionato]]></kwd>
<kwd lng="es"><![CDATA[rumiantes]]></kwd>
<kwd lng="es"><![CDATA[Propionibacterium]]></kwd>
<kwd lng="en"><![CDATA[Bioelectrochemical systems]]></kwd>
<kwd lng="en"><![CDATA[electrons]]></kwd>
<kwd lng="en"><![CDATA[ruminal fermentation]]></kwd>
<kwd lng="en"><![CDATA[propionate]]></kwd>
<kwd lng="en"><![CDATA[ruminants]]></kwd>
<kwd lng="en"><![CDATA[Propionibacterium]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Aguilar-Glez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Buitrón]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Shimada]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Varela-Echavarría]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mora]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Use of a bioelectrochemical system to increase propionate in ruminal fluid in vitro]]></source>
<year>2015</year>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bergman]]></surname>
<given-names><![CDATA[E. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Wolff]]></surname>
<given-names><![CDATA[J. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Metabolism of volatile fatty acids by liver and portal-drained viscera in sheep]]></article-title>
<source><![CDATA[Am. J. Physiol.]]></source>
<year>1971</year>
<volume>221</volume>
<page-range>586-92</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bond]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lovley]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electricity production by Geobacter sulfurreducens attached to electrodes]]></article-title>
<source><![CDATA[Appl. Environ. Microbiol.]]></source>
<year>2003</year>
<volume>69</volume>
<page-range>1548-55</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bretschger]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Osterstock]]></surname>
<given-names><![CDATA[J. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Pinchak]]></surname>
<given-names><![CDATA[W. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ishii]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Nelson]]></surname>
<given-names><![CDATA[K. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial fuel cells and microbial ecology: applications in ruminant health and production research]]></article-title>
<source><![CDATA[Microb. Ecol.]]></source>
<year>2009</year>
<volume>59</volume>
<page-range>415-27</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Call]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Hydrogen production in a single chamber microbial electrolysis cell lacking a membrane]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2008</year>
<volume>42</volume>
<page-range>3401-6</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sustainable and efficient biohydrogen production via electrohydrogenesis]]></article-title>
<source><![CDATA[Proc. Natl. Acad. Sci. U.S.A.]]></source>
<year>2007</year>
<volume>104</volume>
<page-range>18871-3</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Xing]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Call]]></surname>
<given-names><![CDATA[D. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Direct biological conversion of electrical current into methane by electromethanogenesis]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2009</year>
<volume>43</volume>
<page-range>3953-8</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Woo]]></surname>
<given-names><![CDATA[H. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Um]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electricitydriven metabolic shift through direct electron uptake by electroactive heterotroph Clostridium pasteurianum]]></article-title>
<source><![CDATA[Sci. Rep.]]></source>
<year>2014</year>
<volume>4</volume>
<page-range>6961</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cozzi]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Berzaghi]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Gottardo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Gabai]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Andrighetto]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of feeding propylene glycol to mid-lactating dairy cows]]></article-title>
<source><![CDATA[Anim. Feed Sci. Technol.]]></source>
<year>1996</year>
<volume>64</volume>
<page-range>43-51</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Du]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Gu]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A state of the art review on microbial fuel cells: A promising technology for wastewater treatment and bioenergy]]></article-title>
<source><![CDATA[Biotechnol. Adv.]]></source>
<year>2007</year>
<volume>25</volume>
<page-range>464-82</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Emde]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Schink]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Enhanced propionate formation by Propionibacterium freudenreichii subsp. freudenreichii in a three-electrode amperometric culture system]]></article-title>
<source><![CDATA[Appl. Environ. Microbiol.]]></source>
<year>1990</year>
<volume>56</volume>
<page-range>2771-6</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ganigué]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Puig]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Batlle-Vilanova]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Balaguer]]></surname>
<given-names><![CDATA[M. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Colprim]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial electrosynthesis of butyrate from carbon dioxide]]></article-title>
<source><![CDATA[Chem. Commun.]]></source>
<year>2015</year>
<volume>51</volume>
<page-range>3235-8</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gerber]]></surname>
<given-names><![CDATA[P. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Steinfeld]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Henderson]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Mottet]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Opio]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Dijkman]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Falcucci]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Tempio]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Tackling climate change through livestock - A global assessment of emissions and mitigation opportunities]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Rome ]]></publisher-loc>
<publisher-name><![CDATA[Food and Agriculture Organization of the United Nations (FAO)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gregory]]></surname>
<given-names><![CDATA[K. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Bond]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lovley]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Graphite electrodes as electron donors for anaerobic respiration]]></article-title>
<source><![CDATA[Environ. Microbiol.]]></source>
<year>2004</year>
<volume>6</volume>
<page-range>596-604</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hamelers]]></surname>
<given-names><![CDATA[H. V. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Heijne]]></surname>
<given-names><![CDATA[A. Ter]]></given-names>
</name>
<name>
<surname><![CDATA[Sleutels]]></surname>
<given-names><![CDATA[T. H. J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jeremiasse]]></surname>
<given-names><![CDATA[A. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Strik]]></surname>
<given-names><![CDATA[D. P. B. T. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Buisman]]></surname>
<given-names><![CDATA[C. J. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[New applications and performance of bioelectrochemical systems]]></article-title>
<source><![CDATA[Appl. Microbiol. Biotechnol.]]></source>
<year>2010</year>
<volume>85</volume>
<page-range>1673-85</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Harrington]]></surname>
<given-names><![CDATA[T. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Mohamed]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Tran]]></surname>
<given-names><![CDATA[V. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Biria]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Gargouri]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Gang]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Beyena]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Neutral red-mediated microbial electrosynthesis by Escherichia coli, Klebsiella pneumoniae, and Zymomonas mobilis]]></article-title>
<source><![CDATA[Bioresour. Technol.]]></source>
<year>2015</year>
<volume>195</volume>
<page-range>57-65</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Harnisch]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Schröder]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[From MFC to MXC: chemical and biological cathodes and their potential for microbial bioelectrochemical systems]]></article-title>
<source><![CDATA[Chem. Soc. Rev.]]></source>
<year>2010</year>
<volume>39</volume>
<page-range>44334448</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Harnisch]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Rosa]]></surname>
<given-names><![CDATA[L. F. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kracke]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Virdis]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Krömer]]></surname>
<given-names><![CDATA[J. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electrifying white biotechnology: engineering and economic potential of electricity-driven bio-production]]></article-title>
<source><![CDATA[ChemSusChem]]></source>
<year>2015</year>
<volume>8</volume>
<page-range>758-66</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hettinga]]></surname>
<given-names><![CDATA[D. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Reinbold]]></surname>
<given-names><![CDATA[G. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The propionic acid bacteria a review. III. Miscellaneous metabolic activities]]></article-title>
<source><![CDATA[J. Milk Food Technol.]]></source>
<year>1972</year>
<volume>35</volume>
<page-range>436-47</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hongo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Iwahara]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Application of electro-energizing method to L-glutamic acid fermentation]]></article-title>
<source><![CDATA[Agric. Biol. Chem.]]></source>
<year>1979</year>
<volume>43</volume>
<page-range>2075-81</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hongo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Iwahara]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determination of electroenergizing conditions for L-glutamic acid fermentation]]></article-title>
<source><![CDATA[Agric. Biol. Chem.]]></source>
<year>1979</year>
<volume>43</volume>
<page-range>2083-6</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Angelidaki]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of humic acids on electricity generation integrated with xylose degradation in microbial fuel cells]]></article-title>
<source><![CDATA[Biotechnol. Bioeng.]]></source>
<year>2008</year>
<volume>100</volume>
<page-range>413-22</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huntington]]></surname>
<given-names><![CDATA[G. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Harmon]]></surname>
<given-names><![CDATA[D. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Richards]]></surname>
<given-names><![CDATA[C. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sites, rates, and limits of starch digestion and glucose metabolism in growing cattle]]></article-title>
<source><![CDATA[J. Anim. Sci.]]></source>
<year>2006</year>
<volume>84</volume>
<page-range>E14-24</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ishii]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hotta]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Watanabe]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Methanogenesis versus electrogenesis: morphological and phylogenetic comparisons of microbial communities]]></article-title>
<source><![CDATA[Biosci. Biotechnol. Biochem.]]></source>
<year>2008</year>
<volume>72</volume>
<page-range>286-94</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[T. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[B. H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electron flow shift in Clostridium acetobutylicum fermentation by electrochemically introduced reducing equivalent]]></article-title>
<source><![CDATA[Biotechnol. Lett.]]></source>
<year>1988</year>
<volume>10</volume>
<page-range>123128</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kracke]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Krömer]]></surname>
<given-names><![CDATA[J. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Identifying target processes for microbial electrosynthesis by elementary mode analysis]]></article-title>
<source><![CDATA[BMC Bioinformatics]]></source>
<year>2014</year>
<volume>15</volume>
<page-range>410</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Larsen]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kristensen]]></surname>
<given-names><![CDATA[N. B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Precursors for liver gluconeogenesis in periparturient dairy cows]]></article-title>
<source><![CDATA[Animal]]></source>
<year>2013</year>
<volume>7</volume>
<page-range>16401650</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Grot]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electrochemically assisted microbial production of hydrogen from acetate]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2005</year>
<volume>39</volume>
<page-range>4317-20</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Power generation in fed-batch microbial fuel cells as a function of ionic strength, temperature, and reactor configuration]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2005</year>
<volume>39</volume>
<page-range>5488-93</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamelers]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Rozendal]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Schröder]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Freguia]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Aelterman]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Verstraete]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial fuel cells: methodology and technology]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2006</year>
<volume>40</volume>
<page-range>5181-92</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Regan]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial fuel cells-challenges and applications]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2006</year>
<volume>40</volume>
<page-range>51725180</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Regan]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electricity-producing bacterial communities in microbial fuel cells]]></article-title>
<source><![CDATA[Trends Microbiol]]></source>
<year>2006</year>
<volume>14</volume>
<page-range>512-8</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Grot]]></surname>
<given-names><![CDATA[S. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[A bio-electrochemically assisted microbial reactor that generates hydrogen gas and methods of generating hydrogen gas]]></source>
<year>2006</year>
</nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Microbial fuel cells]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Hoboken, NJ ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley and Sons Inc.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Call]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamelers]]></surname>
<given-names><![CDATA[H. V. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sleutels]]></surname>
<given-names><![CDATA[T. H. J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jeremiasse]]></surname>
<given-names><![CDATA[A. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Rozendal]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial electrolysis cells for high yield hydrogen gas production from organic matter]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2008</year>
<volume>42</volume>
<page-range>8639-40</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Conversion of wastes into bioelectricity and chemicals by using microbial electrochemical technologies]]></article-title>
<source><![CDATA[Science]]></source>
<year>2012</year>
<volume>337</volume>
<page-range>686-90</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lovley]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bug juice: harvesting electricity with microorganisms]]></article-title>
<source><![CDATA[Nat. Rev. Microbiol.]]></source>
<year>2006</year>
<volume>4</volume>
<page-range>497-508</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lovley]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electromicrobiology]]></article-title>
<source><![CDATA[Annu. Rev. Microbiol.]]></source>
<year>2012</year>
<volume>66</volume>
<page-range>391-409</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nevin]]></surname>
<given-names><![CDATA[K. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Woodard]]></surname>
<given-names><![CDATA[T. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Franks]]></surname>
<given-names><![CDATA[A. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Summers]]></surname>
<given-names><![CDATA[Z. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lovley]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial electrosynthesis: feeding microbes electricity to convert carbon dioxide and water to multicarbon extracellular organic compounds]]></article-title>
<source><![CDATA[mBio]]></source>
<year>2010</year>
<volume>1</volume>
<page-range>e00103-10</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Newbold]]></surname>
<given-names><![CDATA[C. J.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Nelson]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ouda]]></surname>
<given-names><![CDATA[J. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[R. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Moss]]></surname>
<given-names><![CDATA[A. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Propionate precursors and other metabolic intermediates as possible alternative electron acceptors to methanogenesis in ruminal fermentation in vitro]]></article-title>
<source><![CDATA[Br. J. Nutr.]]></source>
<year>2005</year>
<volume>94</volume>
<page-range>27-35</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pant]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bogaert]]></surname>
<given-names><![CDATA[G. Van]]></given-names>
</name>
<name>
<surname><![CDATA[Diels]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Vanbroekhoven]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of the substrates used in microbial fuel cells (MFCs) for sustainable energy production]]></article-title>
<source><![CDATA[Bioresour. Technol.]]></source>
<year>2010</year>
<volume>101</volume>
<page-range>1533-43</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pant]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Bogaert]]></surname>
<given-names><![CDATA[G. Van]]></given-names>
</name>
<name>
<surname><![CDATA[Olsen]]></surname>
<given-names><![CDATA[S. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Nigam]]></surname>
<given-names><![CDATA[P. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Diels]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Vanbroekhoven]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bioelectrochemical systems (BES) for sustainable energy production and product recovery from organic wastes and industrial wastewaters]]></article-title>
<source><![CDATA[RSC Adv.]]></source>
<year>2012</year>
<volume>2</volume>
<page-range>1248-63</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[D. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Zeikus]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Utilization of electrically reduced neutral red by Actinobacillus succinogenes: physiological function of neutral red in membrane-driven fumarate reduction and energy conservation]]></article-title>
<source><![CDATA[J. Bacteriol.]]></source>
<year>1999</year>
<volume>181</volume>
<page-range>24032410</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Peguin]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Delorme]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Goma]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Soucaille]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Enhanced alcohol yields in batch cultures of Clostridium acetobutylicum using a three-electrode potentiometric system with methyl viologen as electron carrier]]></article-title>
<source><![CDATA[Biotechnol. Lett.]]></source>
<year>1994</year>
<volume>16</volume>
<page-range>269-74</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Piveteau]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Metabolism of lactate and sugars by dairy propionibacteria: A review]]></article-title>
<source><![CDATA[Lait]]></source>
<year>1999</year>
<volume>79</volume>
<page-range>23-41</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Verstraete]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial fuel cells: novel biotechnology for energy generation]]></article-title>
<source><![CDATA[Trends Biotechnol.]]></source>
<year>2005</year>
<volume>23</volume>
<page-range>291-8</page-range></nlm-citation>
</ref>
<ref id="B47">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Blackall]]></surname>
<given-names><![CDATA[L. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Gross]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Batstone]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Verstraete]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Nealson]]></surname>
<given-names><![CDATA[K. H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial ecology meets electrochemistry: Electricity-driven and driving communities]]></article-title>
<source><![CDATA[ISME J.]]></source>
<year>2007</year>
<volume>1</volume>
<page-range>9-18</page-range></nlm-citation>
</ref>
<ref id="B48">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bioelectrochemical systems: A new approach towards environmental and industrial biotechnology]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Angenent]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Schröder]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Bioelectrochemical systems: From extracellular electron transfer to biotechnological application]]></source>
<year>2010</year>
<page-range>1-16</page-range><publisher-loc><![CDATA[London, U.K. ]]></publisher-loc>
<publisher-name><![CDATA[IWA Publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B49">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Rozendal]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial electrosynthesis revisiting the electrical route for microbial production]]></article-title>
<source><![CDATA[Nat. Rev. Microbiol.]]></source>
<year>2010</year>
<volume>8</volume>
<page-range>706-16</page-range></nlm-citation>
</ref>
<ref id="B50">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reguera]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[McCarthy]]></surname>
<given-names><![CDATA[K. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Mehta]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Nicoll]]></surname>
<given-names><![CDATA[J. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Tuominen]]></surname>
<given-names><![CDATA[M. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Lovley]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Extracellular electron transfer via microbial nanowires]]></article-title>
<source><![CDATA[Nature]]></source>
<year>2005</year>
<volume>435</volume>
<page-range>1098-101</page-range></nlm-citation>
</ref>
<ref id="B51">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rismani-Yazdi]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Christy]]></surname>
<given-names><![CDATA[A. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Dehority]]></surname>
<given-names><![CDATA[B. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Morrison]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Tuovinen]]></surname>
<given-names><![CDATA[O. H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electricity generation from cellulose by rumen microorganisms in microbial fuel cells]]></article-title>
<source><![CDATA[Biotechnol. Bioeng.]]></source>
<year>2007</year>
<volume>97</volume>
<page-range>1398-407</page-range></nlm-citation>
</ref>
<ref id="B52">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rosenbaum]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Aulenta]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Villano]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Angenent]]></surname>
<given-names><![CDATA[L. T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cathodes as electron donors for microbial metabolism: which extracellular electron transfer mechanisms are involved?]]></article-title>
<source><![CDATA[Bioresour. Technol.]]></source>
<year>2011</year>
<volume>102</volume>
<page-range>324-33</page-range></nlm-citation>
</ref>
<ref id="B53">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rosenbaum]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Franks]]></surname>
<given-names><![CDATA[A. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbial catalysis in bioelectrochemical technologies: status quo, challenges and perspectives]]></article-title>
<source><![CDATA[Appl. Microbiol. Biotechnol.]]></source>
<year>2014</year>
<volume>98</volume>
<page-range>509-18</page-range></nlm-citation>
</ref>
<ref id="B54">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rozendal]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamelers]]></surname>
<given-names><![CDATA[H. V. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Euverink]]></surname>
<given-names><![CDATA[G. J. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Metz]]></surname>
<given-names><![CDATA[S. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Buisman]]></surname>
<given-names><![CDATA[C. J. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Principle and perspectives of hydrogen production through biocatalyzed electrolysis]]></article-title>
<source><![CDATA[Int. J. Hydrogen Energy]]></source>
<year>2006</year>
<volume>31</volume>
<page-range>1632-40</page-range></nlm-citation>
</ref>
<ref id="B55">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rozendal]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamelers]]></surname>
<given-names><![CDATA[H. V. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rabaey]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Buissman]]></surname>
<given-names><![CDATA[C. J. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Towards practical implementation of bioelectrochemical wastewater treatment]]></article-title>
<source><![CDATA[Trends Biotechnol.]]></source>
<year>2008</year>
<volume>26</volume>
<page-range>450-9</page-range></nlm-citation>
</ref>
<ref id="B56">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sasaki]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Tsuge]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Sasaki]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Kondo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Increase in lactate yield by growing Corynebacterium glutamicum in a bioelectrochemical reactor]]></article-title>
<source><![CDATA[J. Biosci. Bioeng.]]></source>
<year>2014</year>
<volume>117</volume>
<page-range>598-601</page-range></nlm-citation>
</ref>
<ref id="B57">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schuppert]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Schink]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Trösch]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Batch and continuous production of propionic acid from whey permeate by Propionibacterium acidi-propionici in a three-electrode amperometric culture system]]></article-title>
<source><![CDATA[Appl. Microbiol. Biotechnol.]]></source>
<year>1992</year>
<volume>37</volume>
<page-range>549-53</page-range></nlm-citation>
</ref>
<ref id="B58">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shin]]></surname>
<given-names><![CDATA[H. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Zeikus]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Jain]]></surname>
<given-names><![CDATA[M. K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electrically enhanced ethanol fermentation by Clostridium thermocellum and Saccharomyces cerevisiae]]></article-title>
<source><![CDATA[Appl. Microbiol. Biotechnol.]]></source>
<year>2002</year>
<volume>58</volume>
<page-range>476-81</page-range></nlm-citation>
</ref>
<ref id="B59">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steinbusch]]></surname>
<given-names><![CDATA[K. J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamelers]]></surname>
<given-names><![CDATA[H. V. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Schaap]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Kampman]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Buisman]]></surname>
<given-names><![CDATA[C. J. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bioelectrochemical ethanol production through mediated acetate reduction by mixed cultures]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2010</year>
<volume>44</volume>
<page-range>513-7</page-range></nlm-citation>
</ref>
<ref id="B60">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thompson]]></surname>
<given-names><![CDATA[T. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Conrad]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Zeikus]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Regulation of carbon and electron flow in Propionispira arboris: physiological function of hydrogenase and its role in homopropionate formation]]></article-title>
<source><![CDATA[FEMS Microbiol. Lett.]]></source>
<year>1984</year>
<volume>22</volume>
<page-range>265-71</page-range></nlm-citation>
</ref>
<ref id="B61">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thrash]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Coates]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Review: direct and indirect electrical stimulation of microbial metabolism]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>2008</year>
<volume>42</volume>
<page-range>3921-31</page-range></nlm-citation>
</ref>
<ref id="B62">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Van Maanen]]></surname>
<given-names><![CDATA[R. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Herbein]]></surname>
<given-names><![CDATA[J. H.]]></given-names>
</name>
<name>
<surname><![CDATA[McGilliard]]></surname>
<given-names><![CDATA[A. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Young]]></surname>
<given-names><![CDATA[J. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of monensin on in vivo rumen propionate production and blood glucose kinetics in cattle]]></article-title>
<source><![CDATA[J. Nutr.]]></source>
<year>1978</year>
<volume>108</volume>
<page-range>1002-7</page-range></nlm-citation>
</ref>
<ref id="B63">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[C. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[C. M. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Z. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rumen microbial volatile fatty acids in relation to oxidation reduction potential and electricity generation from straw in microbial fuel cell]]></article-title>
<source><![CDATA[Biomass Bioenergy]]></source>
<year>2012</year>
<volume>37</volume>
<page-range>318-29</page-range></nlm-citation>
</ref>
<ref id="B64">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Ren]]></surname>
<given-names><![CDATA[Z. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A comprehensive review of microbial electrochemical systems as a platform technology]]></article-title>
<source><![CDATA[Biotechnol. Adv.]]></source>
<year>2013</year>
<volume>31</volume>
<page-range>1796-807</page-range></nlm-citation>
</ref>
<ref id="B65">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Masuda]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Tsujimura]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Kano]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electrochemical regulation of the end-product profile in Propionibacterium freudenreichii ET-3 with an endogenous mediator]]></article-title>
<source><![CDATA[Biotechnol. Bioeng.]]></source>
<year>2008</year>
<volume>101</volume>
<page-range>579-86</page-range></nlm-citation>
</ref>
<ref id="B66">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[A. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Withers]]></surname>
<given-names><![CDATA[S. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of ciliate protozoa on the activity of polysaccharide-degrading enzymes and fibre breakdown in the rumen ecosystem]]></article-title>
<source><![CDATA[J. Appl. Microbiol.]]></source>
<year>1991</year>
<volume>70</volume>
<page-range>144-55</page-range></nlm-citation>
</ref>
<ref id="B67">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wolin]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Miller]]></surname>
<given-names><![CDATA[T. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Stewart]]></surname>
<given-names><![CDATA[C. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microbemicrobe interactions]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Hobson]]></surname>
<given-names><![CDATA[P. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Stewart]]></surname>
<given-names><![CDATA[C. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[The Rumen Microbial Ecosystem]]></source>
<year>1997</year>
<page-range>467-91</page-range><publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[Blackie Academic and Professional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B68">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yerushalmi]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Volesky]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Szczesny]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of increased hydrogen partial pressure on the acetone-butanol fermentation by Clostridium acetobutylicum]]></article-title>
<source><![CDATA[Appl. Microbiol. Biotechnol.]]></source>
<year>1985</year>
<volume>22</volume>
<page-range>103-7</page-range></nlm-citation>
</ref>
<ref id="B69">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Young]]></surname>
<given-names><![CDATA[J. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gluconeogenesis in cattle: significance and methodology]]></article-title>
<source><![CDATA[J. Dairy Sci.]]></source>
<year>1977</year>
<volume>60</volume>
<page-range>1-15</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
