syringic acid-4-O-alpha -L-rhamnoside
National Institutes of Health
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From the leaves of Calendula officinalis (Asteraceae) two new triterpene saponins, named sophradiol 3Oα -L-C4-rhamnopyranosyl-(1…
Five iridoid glycosides, 6-O-(�-L-rhamnopyranopranos yl)-catalpol, 6-O-(3``-O-acetyl-2``-O-�- methoxy cinnamoyl-�-L-rhamnopyranos…
4-(Methylnitrosamino)-l-(3-pyridyl)-l-butanone (NNK) is activated to DNA alkylating species via two different a-hydro\ylation…
Metabolites of the tobacco-specific nitrosamine. 4-(methylnitrosamino)l-(3-pyridyl)-l-butanone, a potent pulmonary carcinogen…
Previous studies in our laboratory showed that decaffeinated green tea and black tea extracts inhibited 4-(methylnitrosamino)-l…
MAKINO, Gentianaceae) has been used as a stomachic or stimulant of appetite. In a previous paper, we reported the isolation and…