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  • Using jasplakinolide to turn on pathways that enable the isolation of new chaetoglobosins from Phomospis asparagi.

Using jasplakinolide to turn on pathways that enable the isolation of new chaetoglobosins from Phomospis asparagi.

Journal of natural products (2005-11-29)
Omar E Christian, Jennifer Compton, Keisha R Christian, Susan L Mooberry, Fredrick A Valeriote, Phillip Crews
ABSTRACT

The isolation and structure elucidation of three new secondary metabolites, chaetoglobosin-510 (1), -540 (2), and -542 (3), are described. These compounds were produced by cultures of the marine-derived fungus Phomopsis asparagi, challenged with the known F-actin inhibitor jasplakinolide. Chaetoglobosin-542 (3) displayed antimicrofilament activity and was cytotoxic toward murine colon and leukemia cancer cell lines.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Chaetoglobosin A, from Chaetomium globosum, ≥98% (HPLC)