title: The Hydra attenuata assay.
authors.affiliation: Zeneca Pharmaceuticals, Macclesfield Cheshire, UK.
authors.forename: W J
authors.initials: WJ
authors.lastname: Davies
authors.forename: S J
authors.initials: SJ
authors.lastname: Freeman
mesh_terms: D000818:Animals; D004625:Embryo, Nonmammalian; D005314:Embryonic and Fetal Development; D006829:Hydra / Q000196:embryology*; D018675:Toxicity Tests / Q000379:methods*