title: Plant Anticancer Agents XXXVII. Constituents of Amanoa oblongifolia1.
abstract: 4'-Demethyldeoxypodophyllotoxin was isolated as the sole cytotoxic constituent of a chloroform-soluble extract of the stem bark of AMANOA OBLONGIFOLIA. Also identified from this extract were a number of noncytotoxic isolates that comprised the lignans, (+)-sesamin and paulownin, the triterpenes, friedelin, canophyllol, betulin, betulinic acid, and ursolic acid, and the sterols, beta-sitosterol and daucosterol.
authors.affiliation: A Visiting Scholar in the World Health Organization Collaborating Centre for Traditional Medicine, College of Pharmacy, University of Illinois at Chicago, on leave from the Shanghai College of Traditional Chinese Medicine, Shanghai, People's Republic of China.
authors.forename: X
authors.initials: X
authors.lastname: Fang
authors.forename: N P
authors.initials: NP
authors.lastname: Nanayakkara
authors.forename: C H
authors.initials: CH
authors.lastname: Phoebe
authors.forename: J M
authors.initials: JM
authors.lastname: Pezzuto
authors.forename: A D
authors.initials: AD
authors.lastname: Kinghorn
authors.forename: N R
authors.initials: NR
authors.lastname: Farnsworth