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Biomedical subjects

S G Vaĭnshteĭn

Publications and source records attributed to S G Vaĭnshteĭn.

At least 19 recordsLinked to original sources

[Protective properties of microcrystalline cellulose in experimental diabetes mellitus in rats].

The experiments on 45 inbred male and female rats with alloxan diabetes have shown that microcrystalline cellulose at a dose of 3 g/day received per os beginning from day 15 to day 42 after alloxan administration stabilizes the animals' body mass, reduces the level of glycemia and glycosylated hemoglobin. A parallel reduction of triglyceride and total cholesterol levels and increase in plasma phospholipid content, compared to the control, are observed, as well as a considerable hypocoagulation shift in the blood aggregation system.

Animals↗

[Effect of ionol on the stomach lesion in rats during immobilization stress].

Intragastric administration of the antioxidant ionol (50 mg/kg/a day) for 7 days did not prevent the formation of ulcers or massive hemorrhages to the gastric mucosa in immobilized animals, increased the number of petechiae and lowered that of erosions. In this case the parietal pH increased in the stomach and dropped in the remaining divisions of the alimentary tract. The combined action of stress and ionol brought about marked hypocoagulation. Ionol exerted a protective action on the stress-induced activation of lipid peroxidation in the stomach but did not produce any such effect on the liver.

Animals↗

[Lipid peroxidation in patients with gastric ulcer and cancer].

Levels of certain metabolites of peroxidation of lipids such as diene conjugates malonic dialdehyde, ascorbic acid, dehydroascorbic acid and diketogulonic acid were compared in 39 cases of gastric ulcer, 25 patients with gastric cancer and 14 healthy subjects. Diene conjugates and malonic dialdehyde levels appeared to be increased in cases of gastric ulcer and cancer. This was matched by a decrease in ascorbic acid and dehydroascorbic acid levels. Ulcer patients revealed enhanced diketogulonic acid concentration.

2,3-Diketogulonic Acid↗