Visfatin was recently identified as a protein preferentially expressed in visceral adipose tissue. The purpose of the present study was to investigate the changes in serum visfatin levels after biliopancreatic diversion and the association of the changes observed with other parameters in morbidly nondiabetic obese women.
Institute of Endocrinology and Nutrition, Medicine School, Unit of Investigation, Hospital Rio Hortega, University of Valladolid, Valladolid, Spain. dadluis@yahoo.es