Bromocriptine prevents the castration-induced rise in porphyrin concentration in the harderian glands of the male syrian hamster, Mesocricetus auratus

The Harderian glands in Syrian hamsters exhibit a striking sexual dimorphism. Male Harderian glands show two cell types and low levels of porphyrins and melatonin. Of the enzymes involved in the synthesis of melatonin, N‐acetyltransferase (NAT) and hydroxyindole‐O‐methyltransferase (HIOMT) show high...

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