Screening of antibacterial and antitumour activities of 33 different extracts prepared with three types of solvents (water, ethanol and methanol) was conducted. The extracts were obtained from 11 different plant species grown in Turkey: Eryngium campestre L., Alchemilla mollis (Buser) Rothm.,
Quercetin, an ubiquitously occurring plant mutagen was detected and quantified in a methanolic extract prepared from the herb of Alchemilla speciosa BUSER (Rosaceae). However, the extract exhibited much less mutagenicity in Salmonella typhimurium than expected from its quercetin content. A bioassay
Self-prepared ethanolic and aqueous extracts and commercial tinctures derived from the herb of Alchemilla spec. and Potentilla anserina were compared for their antimutagenic potency using 2-nitrofluorene as standard mutagen. All samples studied showed weak or moderate activities. The total amount of
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