title: [Evolutionary origin of digestive tract: basic structure and function in cnidarian hydra].
authors.affiliation: hshimizu@lab.nig.ac.jp
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Shimizu
authors.forename: Masataka
authors.initials: M
authors.lastname: Okabe
mesh_terms: D000818:Animals; D005075:Biological Evolution; D041981:Gastrointestinal Tract / Q000502:physiology*; D006829:Hydra / Q000033:anatomy & histology* / Q000502:physiology*; D010528:Peristalsis