Betulinic acid 抗HIV和抗肿瘤化合物,五环三萜类化合物产品描述Betulinic acid is a natural pentacyclic triterpenoid that displays anti-HIV and antitumor activity. Betulinic acid selectively induces apoptosis in tumor cells by directly activating the mitochondrial pathway of apoptosis through a p53- and CD95-independent mechanism. Betulinic acid also displays TGR5 agonist activity (EC50 =1.04 μM). Betulinic acid 抗HIV和抗肿瘤化合物,五环三萜类化合物