Tests of effects on life of adult fruit fly of Cordyceps polysaccharides from submerged fermentation products showed that the polysaccharides had the activity against senescence. Some samples had very notable effect among which polysaccharides from AT01 (both intracellular and extracellular) had the best effects.

Objective To study the effect of the modality of subtotal splenectomy with retroperitoneal splenic transposition combined with devascularization on portal hypertensive gastropahy(PHG). Methods Subtotal splenectomy with retroperitoneal splenic transposition combined with devascularization was performed in 48 cirrhotic patients with portal hypertension. Forty seven patients were followed up for 2 years to 13 years (average 91 months). PHG were observed by gastroscopy.Results At 2 months postoperation ,PHG was significantly aggravated compared with that of preoperation (P