Article
The gonadotroph origin of null cell adenomas.
Hormones (Athens, Greece) - 1 Apr 2016
Kontogeorgos George, Thodou Eleni
Abstract excerpt
OBJECTIVE: The term "null cell" adenoma was first proposed in 1980 to designate pituitary adenomas lacking clinical, biochemical and morphological markers to disclose their cell origin. DESIGN: The aim of this study was to investigate the presence of α- and β-gonadotropin subunits in clinically nonfunctioning pituitary tumors, which were initially immunonegative and thus diagnosed as null cell adenomas. For this...
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