lupane

Betulin and betulinic acid, the triterpenes of the lupane family, are considered to be potential agents against tumoral cancer and HIV .

桦木醇、桦木酸是具有羽扇烷三萜化合，目前研究发现，它们具有较高肿瘤、HIV病毒，它们衍生也有较高生。