Evidence for a core gut microbiota in the zebrafish

We are grateful to Chad Trent and Rose Gaudreau for valuable technical support; and to Jeffrey Gordon， the University of North Carolina at Chapel Hill， the Harvard University Center for the Environment， Roger Volker and Brendan Bohannan for helpful discussions and intellectual contributions. This work was funded by grants from the NIH (DK075549 to KG; DK081426 and DK073695 to JFR; HD22486 provided support for the Oregon Zebrafish Facility; RR012546 provided support for the Zebrafish International Resource Center)，。

and a Pew Scholars Program in the Biomedical Sciences Award to JFR. ， the National Science Foundation (IOB 0541733 to DMP)， a Harvard Digestive Disease Center Pilot and Feasibility grant to CMC， Julie Toplin， a Rubicon award from the Netherlands Organization for Scientific Research to GR， a Burroughs Wellcome Fund Investigator in the Pathogenesis of Infectious Disease Award to KG。