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    Rumen microbial community composition varies with diet and host, but a core microbiome is found across a wide geographical range.

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    Henderson_Rumen microbial community_2015.pdf (1.790Mb)
    Date
    2015-10-09
    Author
    Henderson, Gemma
    Cox, Faith
    Ganesh, Siva
    Jonker, Arjan
    Young, Wayne
    Global Rumen Census Collaborators
    Janssen, Peter
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    Abstract
    ARTÍCULO PUBICADO EN REVISTA EXTERNA. Ruminant livestock are important sources of human food and global greenhouse gas emissions. Feed degradation and methane formation by ruminants rely on metabolic interactions between rumen microbes and affect ruminant productivity. Rumen and camelid foregut microbial community composition was determined in 742 samples from 32 animal species and 35 countries, to estimate if this was influenced by diet, host species, or geography. Similar bacteria and archaea dominated in nearly all samples, while protozoal communities were more variable. The dominant bacteria are poorly characterised, but the methanogenic archaea are better known and highly conserved across the world. This universality and limited diversity could make it possible to mitigate methane emissions by developing strategies that target the few dominant methanogens. Differences in microbial community compositions were predominantly attributable to diet, with the host being less influential. There were few strong co-occurrence patterns between microbes, suggesting that major metabolic interactions are non-selective rather than specific. Sitio de la revista: https://www.nature.com/articles/srep14567#Abs1
     
    Fil: Henderson, Gemma. AgResearch Limited, Grasslands Research Centre, Palmerston, 4442, North, New Zealand.
     
    Fil: Ganesh, Siva. AgResearch Limited, Grasslands Research Centre, Palmerston North 4442, New Zealand.
     
    Fil: Cox, Faith. AgResearch Limited, Grasslands Research Centre, Palmerston North 4442, New Zealand.
     
    Fil: Young, Wane. AgResearch Limited, Grasslands Research Centre, Palmerston North 4442, New Zealand.
     
    Fil: Jonker, Arjan. AgResearch Limited, Grasslands Research Centre, Palmerston North 4442, New Zealand.
     
    Fil: Janssen, Peter. AgResearch Limited, Grasslands Research Centre, Palmerston North 4442, New Zealand.
     
    URI
    http://repositorio.umaza.edu.ar//handle/00261/1820
    https://www.nature.com/articles/srep14567#author-information
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    • Ciencias Veterinarias [37]

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