The synergistic action of physostigmine and acetylcholine on the leech muscle.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D007865:Leeches; D009132:Muscles / Q000187:drug effects*; D010830:Physostigmine / Q000494:pharmacology*
D010830:Physostigmine; D000109:Acetylcholine
ACETYLCHOLINE/effects; MUSCLES/effect of drugs on; PHYSOSTIGMINE/effects