Biomedical subjects
Publications and source records attributed to R R Paris.
The Museum of Materia Medica of Paris is very rich with a collection of about 22,000 specimens. During the last few years, the efforts have been much more devoted to teaching by means of annotated displays and exhibits.
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The authors present a cucurbitacins' review (distribution in plants, structure and pharmacologic activity). They relate the isolation of these tetracyclic triterpens from Euphorbiacées (Maprounea and Spondianthus genus) for the first time, and their toxicity and cytotoxicity (Hela, Allium, and Lepidium tests).
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In Digitalis grandiflora, flavonoids are mainly constituted by flavone glycuronides which are found in all aerial organs, except the seeds; in the flowers are supplementary flavonoids, particularly, in the stamens, a kaempferol derivative.
Distribution and content of alkaloids have been studied in each organ of different Atropa Belladonna varieties. Same tropeins are present in every organ. Their increase, baucoup of hyoscyamin, is observed during plant growth; and in later stages some compounds such as apoatropin appear.
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