منابع مشابه
Tannins of Constant Structure in Medicinal and Food Plants—Hydrolyzable Tannins and Polyphenols Related to Tannins
In addition to the commonly used classification as hydrolyzable tannins and condensed tannins, tannins can also be categorized into two other types: polyphenols of constant chemical structure (Type A) and polyphenols of variable composition (Type B). Both types of tannins and related polyphenols account for a large part of plant polyphenols, but accurate structure-activity correlations on a mol...
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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 کاملDoes Propolis Contain Tannins?
Although polyphenols have been reported as common constituents of propolis, tannins have rarely been mentioned as its constituents. Propolis samples from seven localities in Brazil were analyzed for detection of proanthocyanidins (condensed tannins) and determination of the tannin content. Positive reaction for proanthocyanidins was observed for all samples tested. The contents of tannins varie...
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...
متن کاملStudies on leukemia. I. Uric acid excretion.
IT HAS BEEN KNOWN siunce 1870,t amid has siunce heems comnfirmnned miuamny tinses29 that the excretioun of uric acid nsay he increased imn sonic pat ients with leuukensia. This has not, horvever, heems ann euntirely consistennt fimndimigt4 8 am-id the possible reasouns for the differeusces imn uric acid excretiomn ansomug patients with leukemia have uot beets imnvestigated. Whether the uric aci...
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ژورنال
عنوان ژورنال: YAKUGAKU ZASSHI
سال: 1953
ISSN: 0031-6903,1347-5231
DOI: 10.1248/yakushi1947.73.11_1200