Chronic effect of antidopaminergic drugs or estrogen on male Wistar rat lactotrophs and somatotrophs

Brazilian Journal of Medical and Biological Research

Volumn 32, Issue 12, 1999, Pages 1561-1564

  Oliveira, M C ^a,b   Messinger, H P ^a   Tannhauser, M ^a   Barbosa Coutinho, L ^a  

^a UNIVERSIDADE FEDERAL DE CIÊNCIAS DA SAÚDE DE PORTO ALEGRE   (Brazil)

^b NONE   (Brazil)

Author keywords

Antidopaminergic drugs; Estrogen; Lactotrophs; Somatotrophs

Indexed keywords

DOPAMINE RECEPTOR BLOCKING AGENT; ESTROGEN; FLUPHENAZINE; HALOPERIDOL; SULPIRIDE;

ADENOHYPOPHYSIS; ANIMAL EXPERIMENT; ARTICLE; CELL COUNT; CONTROLLED STUDY; DRUG EFFECT; HORMONE ACTION; HYPERPROLACTINEMIA; HYPOPHYSIS CELL; MALE; NONHUMAN; RAT; SOMATIC CELL;

ANIMALIA; RATTUS NORVEGICUS;

EID: 0033382587     PISSN: 0100879X     EISSN: 1414431X     Source Type: Journal    
DOI: 10.1590/S0100-879X1999001200018     Document Type: Article

References (11)

1. Lloyd HM, Meares JD & Jacobi J (1975). Effects of oestrogen and bromocryptine on in vivo secretion and mitosis in prolactin cells. Nature, 255: 497-498.
2. Oliveira MC, Spritzer P, Poy M, Coronel AX, Dahlen N, Moraes JT & Barbosa-Coutinho LM (1993). Progestin effects on prolactin secretion and on immunoreactive prolactin cells in estradiol-treated ovariectomized rats. Hormone and Metabolic Research, 25: 600-602.
3. Lloyd RV (1983). Estrogen-induced hyperplasia and neoplasia in the rat anterior pituitary gland. An immunohistochemical study. American Journal of Pathology, 113: 198-206.
4. Ho KY, Thorner MO, Krieg Jr RJ, Lau SK, Sinha YN, Johnson ML, Deon DA & Evans WS (1988). Effects of gonadal steroids on somatotroph function in the rat: analysis by the reverse hemolytic plaque assay. Endocrinology, 123: 1405-1411.
5. Hsu S, Raine L & Fanger H (1981). A comparative study of the peroxidase-antiperoxidase method for studying polypeptide hormones with radio imnunoassay antibodies. American Journal of Clinical Pathology, 75: 734-738.
6. Oliveira MC, Moraes JT, Barros HTM & Barbosa-Coutinho LM (1996). Effect of estrogen and neuroleptics on prolactin secretion and immunoreactive prolactin cells. Brazilian Journal of Medical and Biological Research, 29: 521-525.
7. Gersten BE & Baker BL (1970). Local action of intrahypophyseal implants of estrogen as revealed by staining with peroxidase-labeled antibody. American Journal of Anatomy, 128: 1-20.
8. Stratmann IE, Ezrin C & Sellers EA (1974). Estrogen-indjced transformation of somatotrophs into mammctrophs in the rat. Cell and Tissue Research, 152: 230-238.
9. Gross DS (1980). Role of somatostatin in the modulation of hypopbysial growth hormone production by gonadal steroids American Journal of Anatomy, 158: 507-519.
10. El-Azouzi M, Hsu DW, Black PMcL, Jolesz F, Hedley-Whyte ET, Klibanski A & Zervas NT (1990). The importance of dopamine in the pathogenesis of experimental prolactinomas. Journal of Neurosurgery, 72: 273-281.
11. Pasolli HA, Torres AI & Aoki A (1994). The mammosomatotroph: a transitional cell between growth hormone and prolactin producing cells? An immunocytochemical study. Histochemistry, 102 287-296.