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New biologically active epidioxysterols from Stereum hirsutum
Francesca Cateni1, Bojan Doljak, Marina Zacchigna
1Department of Pharmaceutical Sciences, University of Trieste, Piazzale Europa 1, Trieste, Italy. cateni@units.it
Bioorganic & Medicinal Chemistry Letters
|September 18, 2007
Abstract:
From the fungus Stereum hirsutum have been isolated and identified two new epidioxysterols 1, 4, together with two known ones 2 and 3. Their structures were elucidated on the basis of spectroscopic analysis and chemical reactions. Epidioxysterols 1-4 have been shown to possess a significant activity against Mycobacterium tuberculosis.

