Bibliografisk träff 2011-06-02 Bioactive compounds from the aerial parts of Brachystemma calycinum and structural revision of an octacyclopeptide. Zhao J, Zhou LL, Li X, Xiao HB, Hou FF, Cheng YX. J Nat Prod · research support, non-u.s. gov't; journal article · DOI 10.1021/np200048u