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The structure of microbial populations in Nelore GIT reveals inter-dependency of methanogens in feces and rumen

Journal of Animal Science and Biotechnology 2020年第2期11卷 577-586页

作者： Bruno G.N.Andrade flavia a.bressani Rafael R.C.Cuadrat Polyana C.Tizioto Priscila S.N.de Oliveira Gerson B.Mourão Luiz L.Coutinho James M.Reecy James E.Koltes Paul Walsh Alexandre Berndt Julio C.P.Palhares Luciana C.A.Regitano Embrapa Southeast Livestock São CarlosBrazil Department of Molecular Epidemiology German Institute of Human Nutrition Potsdam-Rehbrücke(DIfE)NuthetalGermany NGS Genomic Solutions PiracicabaBrazil Department of Animal Science University of São Paulo/ESALQPiracicabaBrazil Department of Animal Science Iowa State UniversityAmesIAUSA NSilico Life Science DublinIreland

Background:The success of different species of ruminants in the colonization of a diverse range of environments is due to their ability to digest and absorb nutrients from cellulose,a complex polysaccharide found in leaves and *** rely on a complex and diverse microbial community,or microbiota,in a unique compartment known as the rumen to break down this *** in microbial populations of the rumen can affect the host’s development,health,and ***,accessing the rumen is stressful for the ***,the development and use of alternative sampling methods are needed if this technique is to be routinely used in cattle *** this end,we tested if the fecal microbiome could be used as a proxy for the rumen microbiome due to its *** investigated the taxonomic composition,diversity and inter-relations of two different GIT compartments,rumen and feces,of 26 Nelore(Bos indicus)bulls,using Next Generation Sequencing(NGS)metabarcoding of bacteria,archaea and ciliate ***:We identified 4265 Amplicon Sequence Variants(ASVs)from bacteria,571 from archaea,and 107 from protozoa,of which 143(96 bacteria and 47 archaea)were found common between both *** most prominent bacterial phyla identified were Bacteroidetes(41.48%)and Firmicutes(56.86%)in the ruminal and fecal microbiomes,respectively,with Prevotella and Ruminococcaceae UCG-005 the most relatively abundant genera identified in each *** most abundant archaeal phylum identified was Euryarchaeota,of which Methanobrevibacter gottschalkii,a methanogen,was the prevalent archaeal species identified in both *** were found exclusively identified in the rumen with Bozasella/Triplumaria being the most frequent genus ***-occurrence among ruminal and fecal ASVs reinforces the relationship of microorganisms within a biological ***,the co-occurrence of shared archaeal ASVs between microbiomes indicat

关键词： Archaea Bacteria Bos indicus Metabarcoding Methanobrevibacter Microbiome Microbiota

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The structure of microbial populations in Nelore GIT reveals inter-dependency of methanogens in feces and rumen.

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畜牧与生物技术杂志(英文版) 2020年第2期

作者： Bruno G. N. Andrade flavia A. bressani Rafael R. C. Cuadrat Polyana C. Tizioto Priscila S. N. de Oliveira Gerson B. Mourão Luiz L. Coutinho James M. Reecy James E. Koltes Paul Walsh Alexandre Berndt Julio C. P. Palhares Luciana C. A. Regitano

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