Dr. Gu finished his pathology residency training at LSU Health Shreveport in June, 2001. After that he did one year renal pathology fellowship at LSU Health Shreveport. Prior to the pathology residency, he was involved in basic research at the University of Alabama at Birmingham (UAB). At UAB, his research work focused on cellular second messenger pathways and disease development. At LSU Health Shreveport, his service and research focused on renal pathology and surgical pathology.