To explore anti-aging effect and mechanism of Lipoteichoic acid of Bifidobacterium.
Male Kunming mice were divided into different groups at random. These mice were induced aging by subcutaneous injection of D-galactose on the back and LTA was simultaneously administered to them daily. After 40 days, mice were killed and these indexes were measured such as increasing curve of body weight, organ index, the morphology of kidney, liver and thymus by HE stain, the activities of SOD and NOS...