Velikova M, Bankova V, Tsvetkova I, Kujumgiev A, Marcucci M C
Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria.
Fitoterapia. 2000 Dec;71(6):693-6. doi: 10.1016/s0367-326x(00)00213-6.
Three ent-kaurene diterpenoids, not previously described as constituents of propolis, were isolated from a sample collected by Brazilian native bees Melipona quadrifasciata anthidioides. One of them, kaurenoic acid, as well as the total extract, displayed moderate antibacterial activity.
从巴西本土蜜蜂四纹豆象采集的样本中分离出三种对映-贝壳杉烯二萜类化合物，此前未被描述为蜂胶的成分。其中一种，贝壳杉烯酸，以及总提取物，表现出中等抗菌活性。
