Byssochlamysol, a new antitumor steroid against IGF-1-dependent cells from Byssochlamys nivea. II. Physico-chemical properties and structure elucidation.

The Journal of antibiotics

PubMedID: 12670043

Mori T, Shin-Ya K, Takatori K, Aihara M, Hayakawa Y. Byssochlamysol, a new antitumor steroid against IGF-1-dependent cells from Byssochlamys nivea. II. Physico-chemical properties and structure elucidation. J Antibiot. 2003;56(1):6-8.
The structure of byssochlamysol, a new antitumor metabolite against IGF-1-dependent cancer cells from Byssochlamys nivea M#5187, was determined to be a highly oxidized ergostane steroid as shown in Fig. 1 by NMR studies.