WKTV (NBC) Utica, N.Y., Oct. 24, 2007 Does bariatric surgery reverse the damaging effects on the liver caused by an excess of fat? The results of this study conducted at UTMB demonstrate the effects are reversed. This was not the case earlier in the history of this surgery, according to the principal investigator Dr. Rajasekhara R. Mummadi. (Similar articles have appeared widely in national media.)