Tannins (commonly referred to as tannic acid) are water-soluble polyphenols that are
present in many plant foods. They have been reported to be responsible for decreases in …

Medicinal plants have long been an excellent source of pharmaceutical agents. Accordingly,
the long-term objectives of the author's research program are to discover and design new …

Water and methanol extracts ofRosa damascenaexhibited moderate anti-HIV activity. The
anti-viral activities of 9 compounds isolated from the methanol extract were compared. The …

Nine tannins, including gallo-and ellagitannins, were evaluated as poten-tial inhibitors of
HIV replication. 1, 3, 4-Tri-O-galloylquinic acid [1], 3, 5-di-O-galloylshikimic acid {2], 3, 4, 5-tri …

Seventeen lichen acids comprising depsides, depsidones, and their synthetic derivatives
have been examined for their inhibitory activity against HIV-1 integrase, and two …

Current pharmacological agents for human immunodeficiency virus (HIV) infection include
drugs targeted against HIV reverse transcriptase and HIV protease. An understudied …

Fifty-seven tannins and related compounds, including gallotannins, ellagitannins, and
condensed and complex tannins, were evaluated for their cytotoxicities against human …

The methanol extract of the dried aerial parts of Prangos tschimganica gave three new
coumarin derivatives and 30 known coumarin derivatives. Their structures were established …

One of the major health benefits attributed to the ingestion of cranberry juice is the
maintenance of urinary tract health. Traditionally, the juice was thought to cause acidification …

Recent advances in isolation and structure elucidation of several hundred of new
polyphenolic compounds of the tannin class using new techniques (1) have altered the …