Bibliografisk träff 2010-10-12 Antiproliferative effects of saponins from the roots of Platycodon grandiflorum on cultured human tumor cells. Choi YH, Yoo DS, Cha MR, Choi CW, Kim YS, Choi SU, Lee KR, Ryu SY. J Nat Prod · research support, non-u.s. gov't; journal article · DOI 10.1021/np100496p