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Alien Invasions and Gut “Island Biogeography”

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Presentation on theme: "Alien Invasions and Gut “Island Biogeography”"— Presentation transcript:

1 Alien Invasions and Gut “Island Biogeography”
Edward F. DeLong  Cell  Volume 159, Issue 2, Pages (October 2014) DOI: /j.cell Copyright © 2014 Elsevier Inc. Terms and Conditions

2 Figure 1 Alien Invaders in Mouse Gut Microbiomes
Microbiota from a variety of source communities were gavaged into germ-free mice and communities allowed to develop (stage 1). The output (fecal or cecal material) from stage 1 is used as the source community for stage 2. Mice with three different types of gut communities are cohoused in stage 3, along with a germ-free mouse, which subsequently acquired members from the microbiomes of its cohabitants via copraphagy. Stage 4 tests the ability of composite communities that colonized the gf mouse to colonize the guts of mice with native mouse gut microbiota. Microbial communities were surveyed by 16S rRNA phylogenetic identification and comparative community analyses. z, zebrafish gut; s, soil; am, aquatic microbial mat; t, termite; ht, human tongue; hs, human skin; hf, human feces; mc, mouse ceca; gf, germ-free. Cell  , DOI: ( /j.cell ) Copyright © 2014 Elsevier Inc. Terms and Conditions


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