منابع مشابه
Triterpenoids.
This review covers the isolation and structure determination of triterpenoids including squalene derivatives, protostanes, lanostanes, holostanes, cycloartanes, dammaranes, euphanes, tirucallanes, tetranortriterpenoids, quassinoids, lupanes, oleananes, friedelanes, ursanes, hopanes, isomalabaricanes and saponins. The literature from January 2005 to December 2006 is reviewed and 478 references a...
متن کاملPharmacological studies on fatigue. I.
Considerable investigation has been done as to whether or not a particular drug is effective for recovery of an animal after it has become exhausted. Experiments have included screening antifatigue effect on animals, but applications have not been generally established. Effects of drugs on psychological fatigue as seen in man can hardly be inferred from tests on animals. Even physiological effe...
متن کاملNew Triterpenoids from Peucedanum ruthenicum
From hexanic extract of aerial parts of Peucedanum ruthenicum M. Bieb (Apiaceae) collected from Mazandaran province of Iran, four triterpenoids namely taraxasterol, y-taraxasterol, poriferasterol and b-sitosterol have been isolated by column chromatography, thin layer chromatography, and crystallization. Their structures were elucidated by spectroscopic methods (UV, IR, MS, 1H and 13C-N...
متن کاملTriterpenoids of Chrysosplenium carnosum.
A phytochemical study of the ethanolic extract of Chrysosplenium carnosum Hook. f. et Thoms. led to the isolation of two new oleanane-type triterpenoids, 6β-hydroxy-3-oxoolean-12-en-27-oic acid (1) and 3β, 21α-dihydroxyolean-12-en-27-oic acid (2), along with fourteen known compounds (3-16), all of which were isolated from this plant for the first time. The structures of these compounds were est...
متن کاملStudies on Mexican Typhus Fever. I
The preceding studies on typhus fever, chiefly done with a Mexican strain obtained from Dr. Mooser, concern themselves largely with reinvestigations of some of the fundamental problems of this disease. Filtration experiments carried out with methods almost regularly successful with true filterable viruses, in regard to material, suspension fluid, reaction, nature of filters and pressure employe...
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ژورنال
عنوان ژورنال: YAKUGAKU ZASSHI
سال: 1949
ISSN: 0031-6903,1347-5231
DOI: 10.1248/yakushi1947.69.6-10_313