*Yale University School of Medicine, Section of Digestive Diseases/Department of Internal Medicine, New Haven, CT
†Mucosal Immunology and Biology Research Center, Massachusetts General Hospital for Children, Charlestown, MA
W.A.W. is supported by NIH grants (P30 DK040561; P01 DK033506; R01 HD012437; R01 HD059126; 3T32DK007191-39S1).
M.H.F. is on the Scientific Advisory Committee (SAC) of Nature’s Bounty and was previously on the Medical Board of Dannon. W.A.W. declares that there is nothing to disclose.
Reprints: Martin H. Floch, MD, Yale University School of Medicine, Section of Digestive Diseases/Department of Internal Medicine, 333 Cedar Street, 1080 LMP, New Haven, CT 06510 (e-mail: firstname.lastname@example.org).