| Literature DB >> 14224519 |
S M KUPCHAN, J R KNOX, J E KELSEY, J A SAENZRENAULD.
Abstract
An alcoholic extract of Asclepias curassavica L., a plant widely used in folk medicine for treating cancer and warts, shows cytotoxic activity when tested in vitro against cells derived from human carcinoma of the nasopharynx. Systematic fractionation of the extract has led to isolation and characterization of calotropin as a cytotoxic principle. Calotropin is similar in structure to two cardiac glycosides recently shown to be responsible for the cytotoxicity of Apocynum cannabinum L.Entities:
Keywords: ANTINEOPLASTIC AGENTS; CHEMISTRY, ANALYTICAL; EXPERIMENTAL LAB STUDY; MEXICO; PLANTS, MEDICINAL
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Year: 1964 PMID: 14224519 DOI: 10.1126/science.146.3652.1685
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728