Preventive and theraputic effects of astragalus and angelica mixture on renal tubulointerstitial fibrosis after unilateral ureteral obstruction in rats
Objective: To investigate the preventive and theraputic effects of Astragalus and Angelica mixture(A&A)on renal tubulointerstitial fibrosis after unilateral ureteral obstruction(UUO)in rats and their mechanisms. Methods: UUO rats were randomly divided into Sham, UUO, A&A or ACEI groups. A&A, ACEI or the same amount of water was administered by gavage beginning 24 hours before UUO preparation and continued through ten days after UUO. Sera and the kidney tissues were collected from each group on the tenth day...