title: Antagonism of the inhibitory effect of the polychlorinated biphenyl preparation, aroclor 1242, on color changes of the fiddler crab, Uca pugilator, by norepinephrine and drugs affecting noradrenergic neurotransmission.
mesh_terms: D000818:Animals; D001140:Aroclors / Q000037:antagonists & inhibitors*; D003386:Brachyura / Q000187:drug effects*; D008547:Melanophores / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology* / Q000502:physiology; D010858:Pigmentation / Q000187:drug effects*; D011078:Polychlorinated Biphenyls / Q000037:antagonists & inhibitors*; D009435:Synaptic Transmission / Q000187:drug effects*; D013997:Time Factors
chemical_list: D001140:Aroclors; C027423:aroclor 1242; D011078:Polychlorinated Biphenyls; D009638:Norepinephrine