Actin-aggregating cucurbitacins from Physocarpus capitatus.

Citation:

Maloney KN, Fujita M, Eggert US, Schroeder FC, Field CM, Mitchison TJ, Clardy J. Actin-aggregating cucurbitacins from Physocarpus capitatus. J Nat Prod. 2008;71 (11) :1927-9.

Date Published:

2008 Nov

Abstract:

Bioassay-guided fractionation of Physocarpus capitatus yielded two new cucurbitacins (3 and 4) along with the known cucurbitacin F (1) and dihydrocucurbitacin F (2). Preliminary mechanism of action studies indicate that the cucurbitacins cause actin aggregates and inhibit cell division.