title: Critical comment on the "trophic" influence of the effector organ on the sympathetic nerves of the male sex accessories of the guinea-pig.
abstract: There is no absolute parallelism between organ noradrenaline content and organ weight in the male sex accessories during normal development or following regression after castration.
mesh_terms: D000818:Animals; D002369:Castration; D006168:Guinea Pigs; D008297:Male; D009638:Norepinephrine / Q000378:metabolism*; D009929:Organ Size; D012669:Seminal Vesicles / Q000378:metabolism*; D014649:Vas Deferens / Q000378:metabolism*
chemical_list: D009638:Norepinephrine