TY - GEN AU - McFall-Ngai,Margaret J TI - Unseen forces: the influence of bacteria on animal development SN - 0012-1606 PY - 2002///0222 KW - Animals KW - Bacterial Physiological Phenomena KW - Embryonic and Fetal Development N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; Research Support, U.S. Gov't, P.H.S.; Review UR - https://doi.org/10.1006/dbio.2001.0522 ER -