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2.
Biull Eksp Biol Med ; 116(11): 460-2, 1993 Nov.
Article in Russian | MEDLINE | ID: mdl-7508765

ABSTRACT

The data obtained showed that the polysaccharide diminished the blood levels of cholesterol, beta-lipoproteins, and triglycerides, the concentrations of cholesterol in the liver and thoracic aorta in experimental atherosclerosis. It is concluded that the polysaccharide is promising in designing a new anti-atherosclerotic drug.


Subject(s)
Arteriosclerosis/drug therapy , Heparinoids/therapeutic use , Polysaccharides/therapeutic use , Animals , Aorta, Thoracic/chemistry , Aorta, Thoracic/metabolism , Arteriosclerosis/metabolism , Diet, Atherogenic , Disease Models, Animal , Dose-Response Relationship, Drug , Drug Evaluation, Preclinical , Duodenum , Lipid Metabolism , Lipids/analysis , Liver/chemistry , Liver/metabolism , Male , Rabbits , Swine
5.
Izv Akad Nauk Ser Biol ; (2): 235-42, 1993.
Article in Russian | MEDLINE | ID: mdl-8471975

ABSTRACT

In experiments with partial hepatectomy in rats, the application of cresacin was shown to potentiate processes of hepatocyte regeneration, to increase high-energy compounds therein, and to accelerate some phases of mitotic cycle. These processes occur along with an inhibition of lipid peroxidation in hepatocytes, a decrease in the rate of transmembrane oxygen transport in mitochondria, and a reduction of cytochrome oxidase amount. It was concluded that cresacin directly stimulates diverse links of metabolic pathway.


Subject(s)
Acetates/pharmacology , Ethanolamines/pharmacology , Liver Regeneration/drug effects , Animals , Drug Combinations , Energy Metabolism/drug effects , Hepatectomy , Liver/drug effects , Liver/metabolism , Liver/ultrastructure , Liver Regeneration/physiology , Luminescent Measurements , Male , Oxidation-Reduction/drug effects , Rats , Stimulation, Chemical
6.
Biull Eksp Biol Med ; 115(1): 49-51, 1993 Jan.
Article in Russian | MEDLINE | ID: mdl-7519901

ABSTRACT

It is shown that the level of DNA, RNA, collagen, non-collagen proteins, hexoses and glycosaminoglycans is changed when making the experimental gastric ulcer in rats. Solcoseryl stabilises the level of DNA, RNA and collagen, stimulating the reparation processes in ulcer.


Subject(s)
Actihaemyl/pharmacology , Anti-Ulcer Agents/pharmacology , Connective Tissue/drug effects , Stomach Ulcer/drug therapy , Animals , Collagen/physiology , Connective Tissue/physiopathology , DNA/physiology , Glycosaminoglycans/physiology , Hexoses/physiology , RNA/physiology , Rats , Stomach Ulcer/chemically induced , Stomach Ulcer/physiopathology , Uracil/analogs & derivatives , Uracil/pharmacology
7.
Biull Eksp Biol Med ; 115(1): 69-71, 1993 Jan.
Article in Russian | MEDLINE | ID: mdl-8054586

ABSTRACT

It was shown that isoproxihermatran (IPH) (40 mg/kg) administered intraperitoneally in rats with lobectomy of heparin stimulates development of hepatocytes' dimensions and decrease of oxygen transmission velocity through the mitochondrial membranes in this cells. Antioxidant properties of IPH have been detected. Stimulating activity of IPH at heparin secretion of bile.


Subject(s)
Liver Regeneration/drug effects , Liver/drug effects , Nitriles/pharmacology , Organometallic Compounds/pharmacology , Animals , Bile/metabolism , Cell Size/drug effects , Electron Transport/drug effects , Interphase/drug effects , Lipid Peroxidation/drug effects , Liver/cytology , Liver/metabolism , Male , Mitochondria, Liver/drug effects , Mitochondria, Liver/metabolism , Mitosis/drug effects , Oxygen Consumption/drug effects , Rats
9.
Biull Eksp Biol Med ; 113(6): 595-8, 1992 Jun.
Article in Russian | MEDLINE | ID: mdl-1280172

ABSTRACT

The study investigated a stimulating effect of tris-[2-hydroxyethyl] ammonium salt of iron-containing polyacryl acid on proliferative processes in the connective tissue in development of experimental gastric ulcer. The drug was found to exhibit an ulcerostatic effect, to change the levels of collagen, noncollagen proteins, glycosaminoglycan fractions, DNA and RNA.


Subject(s)
Acrylic Resins/therapeutic use , Anti-Ulcer Agents/therapeutic use , Stomach Ulcer/drug therapy , 2,3-Diketogulonic Acid/therapeutic use , Alloxan/therapeutic use , Animals , Collagen/metabolism , DNA/metabolism , Drug Combinations , Ferric Compounds/therapeutic use , Glycosaminoglycans/metabolism , Proteins/metabolism , RNA/metabolism , Rats , Stomach Ulcer/metabolism
10.
Patol Fiziol Eksp Ter ; (3): 46-8, 1992.
Article in Russian | MEDLINE | ID: mdl-1480426

ABSTRACT

It was demonstrated in experiments on rats with acetate gastric ulcer that ammonium salt tris-(2-hydroxyethyl) of iron-containing polyacrylic acid intensifies the development of granulation-fibrous tissue and promotes fuller restoration of connective-tissue polymers--collagen, noncollagenous proteins, and glycosaminoglycans in it. The biochemical results are confirmed by histological studies.


Subject(s)
Acrylates/pharmacology , Anti-Ulcer Agents/pharmacology , Iron , Quaternary Ammonium Compounds/pharmacology , Stomach Ulcer/drug therapy , Acrylates/chemistry , Animals , Female , Male , Rats , Stomach Ulcer/chemically induced
11.
Izv Akad Nauk SSSR Biol ; (4): 522-7, 1991.
Article in Russian | MEDLINE | ID: mdl-1787228

ABSTRACT

Stimulating effect of 1-ethoxysilatrane on healing processes of experimental stomach ulcers was studied in rats. 1-ethoxysilatrane inhibited lipid peroxidation in blood and stomach wall tissues, interacted with artificial membranes, and affected the rate of mitochondrial respiration in liver. A hypothesis is put forward on the membranotropic effect of 1-ethoxysilatrane which underlies its ulcerostatic effect.


Subject(s)
Anti-Ulcer Agents/therapeutic use , Bridged Bicyclo Compounds, Heterocyclic , Bridged Bicyclo Compounds/therapeutic use , Organosilicon Compounds , Silicon/therapeutic use , Acetates , Animals , Anti-Ulcer Agents/pharmacology , Bridged Bicyclo Compounds/pharmacology , Drug Evaluation, Preclinical , Lipid Bilayers , Lipid Peroxidation/drug effects , Membrane Lipids , Membrane Potentials/drug effects , Rats , Silicon/pharmacology , Stomach Ulcer/chemically induced , Stomach Ulcer/drug therapy , Stomach Ulcer/metabolism , Time Factors , Wound Healing/drug effects
13.
Biull Eksp Biol Med ; 110(9): 249-52, 1990 Sep.
Article in Russian | MEDLINE | ID: mdl-2268706

ABSTRACT

A stimulating effect of methylethyl(silatrane-I-ilmethyl)-sulphonium iodides, 1-(ethoxy)silatranes and 1-(chloromethyl)silatrane on the processes of rat test acetate ulcer healing is studied. Silatranes efficiency is not inferior to oxyferriscorbone and exceeds that of methacil. It is shown that all preparations inhibit the processes of lipids peroxidation in the blood, in liposomes and stomach tissue.


Subject(s)
Anti-Ulcer Agents , Bridged Bicyclo Compounds, Heterocyclic , Bridged Bicyclo Compounds/pharmacology , Organosilicon Compounds , Silicon/pharmacology , 2,3-Diketogulonic Acid/pharmacology , 2,3-Diketogulonic Acid/therapeutic use , Alloxan/pharmacology , Alloxan/therapeutic use , Animals , Anti-Ulcer Agents/therapeutic use , Bridged Bicyclo Compounds/therapeutic use , Drug Combinations , Ferric Compounds/pharmacology , Ferric Compounds/therapeutic use , Lipid Peroxidation/drug effects , Rats , Silicon/therapeutic use , Stomach Ulcer/drug therapy , Uracil/analogs & derivatives , Uracil/pharmacology , Uracil/therapeutic use
14.
Izv Akad Nauk SSSR Biol ; (4): 493-502, 1990.
Article in Russian | MEDLINE | ID: mdl-2273170

ABSTRACT

Neurophysiological effects of different metal derivatives of atranes at single and repeated introduction into rats have been studied. Spontaneous activity of separate hypothalamic neurons was found to change at introduction of atranes. Discharge activity of hypothalamic [correction of pretubercular] cells changed both in phasic and in tonic mode in response to single injection of atranes. The data obtained allow to conclude that metal derivatives of atranes do not exert specific effect on hypothalamic neurons.


Subject(s)
Bridged Bicyclo Compounds, Heterocyclic , Bridged Bicyclo Compounds/pharmacology , Hypothalamus/drug effects , Neurons/drug effects , Organosilicon Compounds , Silicon/pharmacology , Sulfonium Compounds/pharmacology , Animals , Evoked Potentials/drug effects , Evoked Potentials/physiology , Female , Germanium/pharmacology , Hypothalamus/physiology , Male , Mathematics , Microelectrodes , Neurons/physiology , Rats
15.
Vopr Med Khim ; 36(2): 24-7, 1990.
Article in Russian | MEDLINE | ID: mdl-2363253

ABSTRACT

Stimulating effect of I-ethoxy silatrane on healing of acetate derived stomach ulcer was studied in rats. The drug was shown to inhibit lipid peroxidation and free-radical oxidation in blood and gastric tissues as well as to accelerate reparation in ulcerous zone. I-Ethoxy silatrane interacted with artificial membranes and affected the respiration rate in liver mitochondria. Membranetropic effect of I-ethoxy silatrane appears to be involved in the drug ulcerostatic effect.


Subject(s)
Anti-Ulcer Agents , Bridged Bicyclo Compounds, Heterocyclic , Bridged Bicyclo Compounds/pharmacology , Bridged-Ring Compounds/pharmacology , Organosilicon Compounds , Silicon/pharmacology , Stomach Ulcer/drug therapy , Animals , Bridged Bicyclo Compounds/therapeutic use , Cholesterol/blood , Lipid Peroxidation/drug effects , Mitochondria, Liver/metabolism , Oxygen Consumption/drug effects , Rats , Silicon/therapeutic use , Stomach Ulcer/metabolism
16.
Izv Akad Nauk SSSR Biol ; (1): 67-74, 1990.
Article in Russian | MEDLINE | ID: mdl-2348003

ABSTRACT

The ulcerostatic activity of methylethyl (sylathrane-1-ilmethyl) sulfoiodide, 1-(chlormethyl) sylatrane, and 1-(isopropoxy)hermatrane has been revealed at experimental acetate ulcer in rats. The effect of atranes was equal to that of oxyferriscorbone and exceeded that of methyluracil. All the compounds studied inhibited peroxide oxidation of lipids in blood and stomach tissues from ulcer and in model experiments in egg yolk liposomes. The processes of ulcer development and photodynamic effects of lipid peroxidation in biological objects have been summarized. The data obtained allow to conclude that the ulcerostatic mechanism of action effect of atranes and the comparable drugs is based on their antioxidative effect.


Subject(s)
Anti-Ulcer Agents/therapeutic use , Bridged Bicyclo Compounds, Heterocyclic , Bridged Bicyclo Compounds/therapeutic use , Bridged-Ring Compounds/therapeutic use , Organosilicon Compounds , Silicon/therapeutic use , Acetates , Animals , Anti-Ulcer Agents/pharmacology , Antioxidants/pharmacology , Antioxidants/therapeutic use , Bridged Bicyclo Compounds/pharmacology , Drug Evaluation, Preclinical , Female , Lipid Peroxidation/drug effects , Male , Nitriles/pharmacology , Nitriles/therapeutic use , Organometallic Compounds/pharmacology , Organometallic Compounds/therapeutic use , Rats , Silicon/pharmacology , Stomach Ulcer/blood , Stomach Ulcer/chemically induced , Stomach Ulcer/drug therapy , Sulfonium Compounds/pharmacology , Sulfonium Compounds/therapeutic use , Wound Healing/drug effects
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