title: Some observations on caffeine-induced contracture of barnacle muscle fibers.
mesh_terms: D000818:Animals; D002110:Caffeine / Q000008:administration & dosage / Q000494:pharmacology*; D002118:Calcium / Q000378:metabolism; D004305:Dose-Response Relationship, Drug; D009119:Muscle Contraction / Q000187:drug effects*; D001468:Thoracica
chemical_list: D002110:Caffeine; D002118:Calcium