Publications by authors named "O V Chistyakova"

Objective: To evaluate the safety and advisability of repeated liver resection (RLR) for recurrent intrahepatic cholangiocarcinoma (ICC).

Material And Methods: The results of RLR for ICC recurrence (=10) were retrospectively analyzed between 1999 and 2023. The control group consisted of patients undergoing primary liver resection for ICC (=195).

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We studied the effect of 10-week treatment with intranasal insulin (0.5 IU/day) on glucose tolerance, glucose utilization, lipid metabolism, functions of pancreatic β cells, and insulin system in the liver of rats with cafeteria diet-induced metabolic syndrome. The therapy reduced body weight and blood levels of insulin, triglycerides, and atherogenic cholesterol that are typically increased in metabolic syndrome, normalized glucose tolerance and its utilization, and increased activity of insulin signaling system in the liver, thus reducing insulin resistance.

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To develop the approaches for the prevention and treatment of metabolic syndrome (MS), a pathological state widespread in modern population, that involves a complex of metabolic and functional disorders, appropriate animal models of MS are required. One of these models is induced by the consumption of combined high-carbohydrate and high-fat (HC/HF) diet consisting of excess amount of easily digestible carbohydrates and saturated fats. At the same time, the character, temporal dynamics and severity of metabolic abnormalities in MS induced by HC/HF diet are still poorly understood.

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Aim: to determine the indications and to evaluate early and long-term outcomes of total pancreatectomy for pancreatic cancer.

Material And Methods: Treatment of 29 patients who underwent one- and two-stage pancreatectomy for different malignancies was analyzed.

Results: Median of surgery duration and intraoperative blood loss was 280 min and 2200 ml respectively.

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We analyzed the dynamics of neuropathic pain development and changes in catalase and superoxide dismutase (SOD) activities in the brain, liver, and skeletal muscles of male Wistar rats with 1-month streptozotocin-induced diabetes mellitus. A decrease in mechanical nociceptive threshold was revealed that progressed during the disease progress. Insulin treatment restored nociceptive threshold in diabetic animals to the control values.

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