Endocrine Abstracts

Introduction: Testosterone production in male testicular cells is mainly stimulated by LH, secreted by the pituitary. Recent findings have shown significant clinical associations of vitamin D seasonal rhythms and androgens in men (Wehr et al. 2010, Nimptsch et al. 2012). We aimed to elucidate associations of vitamin D and androgen synthesis on a cellular level.Methods: Human primary testicular cells, isolated from testes of braindead donors, and a cell l...

Aim: Gastric bypass surgery improves glycaemic control, but the underlying mechanisms including potential changes in adipoinsular axis are incompletely understood. The aim of this study was to investigate potentially causal or associated alterations in gene expression of adipokines, myokines, and hormones in the subcutaneous and visceral adipose tissue of diabetic and non-diabetic obese subjects before and after gastric bypass.Material and methods: Biops...