Antimycobacterial Eudesmanolides from Inula helenium and Rudbeckia subtomentosa
作者:Charles L. Cantrell、Laura Abate、Frank R. Fronczek、Scott G. Franzblau、Leovigildo Quijano、Nikolaus H. Fischer
DOI:10.1055/s-1999-14001
日期:1999.5
antimycobacterial compounds from higher plants, the root extracts of Elecampane (Inula helenium L.; Asteraceae) and Sweet Coneflower (Rudbeckia subtomentosa Pursh.; Asteraceae) were chemically investigated for their active constituents. Chromatographic fractions of root extracts of l. helenium, which exhibited significant activity against Mycobacterium tuberculosis, provided the known eudesmanolides alantolactone