Immunohistochemical and morphometric study of pituitary pars distalis thyrotrophs of male viscacha (Lagostomus maximus maximus): seasonal variations and effect of melatonin and castration.

Immunohistochemical and morphometric study of pituitary pars distalis thyrotrophs of male viscacha (Lagostomus maximus maximus): seasonal variations and effect of melatonin and castration.