Triptonine B, a sesquiterpene pyridine alkaloid that isolated from Tripterygium hypoglaucum and Tripterygium wilfordii, inhibits HIV replication in H9 lymphocytes with an EC50 value of <0.10 μg/mL[1].
[1]. Duan H, et al. Sesquiterpene alkaloids from Tripterygium hypoglaucum and Tripterygium wilfordii: a new class of potent anti-HIV agents. J Nat Prod. 2000 Mar;63(3):357-61.
















