Aranya JutiviboonsukHongjie ZhangGhee Teng TanCuiying MaNguyen Van HungNguyen Manh CuongNuntavan BunyapraphatsaraD. Doel SoejartoHarry H.S. FongMahidol UniversityUniversity of Illinois at ChicagoVietnamese Academy of Science and Technology Institute of ChemistryCuc Phuong National Park2018-06-212018-06-212005-12-01Phytochemistry. Vol.66, No.23 (2005), 2745-2751003194222-s2.0-28444488408https://repository.li.mahidol.ac.th/handle/20.500.14594/16183Bioassay directed-fractionation led to isolation of 12 compounds from the roots of Bursera tonkinensis Guillaum (Burseraceae), including burselignan, bursephenylpropane, and burseneolignan. Of the 12 compounds, only 4′-demethyldesoxypodophyllotoxin exhibited significant cytotoxic activities against KB, Col2 and LNCaP cell lines. © 2005 Elsevier Ltd. All rights reserved.Mahidol UniversityAgricultural and Biological SciencesBiochemistry, Genetics and Molecular BiologyArticleSCOPUS10.1016/j.phytochem.2005.09.025