TY - GEN AU - YOSHIDA,M TI - Effect of acetylcholine and eserine on the spawning of Hydractinia echinata SN - 0028-0836 PY - 1998///1101 KW - Acetylcholine KW - pharmacology KW - Animals KW - Invertebrates KW - Physiological Phenomena KW - Physostigmine N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/1841151a0 ER -