Abstract

In total, at the first stage of work (in 2023), we examined 80 people, whose average age was 59.6±0.7 years. When analyzing and assessing data, the study adopted a division into age groups (WHO). The following indicators were studied: HbA1, fructosamine, HDL cholesterol, LDL cholesterol, insulin, homocysteine, C-peptide, TSH, free T4, prolactin, total testosterone, cortisol, arginine, asymmetric dimethylarginine, leptin, TNF-a, ferritin, interleukin 1 and 6, telomere length, creatinine, uric acid and urea. As a result of the study, it was revealed that the aging process of the body affects many indicators, while the main markers that changed in men aged 18 to 44 years were total testosterone, leptin and telomere length; aged 44 to 60 years - HbA1, fructosamine, HDL cholesterol, homocysteine, C-peptide, total testosterone, leptin and telomere length; from 60 to 75 years - fructosamine, HDL cholesterol and telomere length and for 75-90 years - HbA1, HDL cholesterol, insulin, total testosterone, leptin and telomere length, interleukin 6 and uric acid. In women aged 18 to 44 years, only an increase in leptin was observed against the background of shortening telomere length; at the age of 44 to 60 years, the main markers that changed were total testosterone, leptin and telomere length; for the age group 60-75 years - indicators of HbA1, homocysteine, C-peptide, prolactin, total testosterone and leptin, interleukin 6 and uric acid, telomere length was shorter by only 2%; in the age group of 75-90 years, the main markers that changed were insulin, total testosterone, leptin, interleukin 6, while the indicators of uric acid, urea and telomere length differed from the reference values by 2-4%. Shortening of telomere length in all age groups, both men and women, indicates the presence of signs of premature aging. In an individual analysis, data were obtained on a more dramatic shortening of telomeres in 16 subjects in the presence of impaired glucose tolerance and insulin secretion, especially in comparison with healthy subjects, which was confirmed by the data of glycated hemoglobin (HbA1c), while, with shortening of telomere length, the HbA1 indicator was significantly higher (6.8±0.5) than in individuals with long telomeres and no chronic pathology (5.1±0.4). A system of highly valid methods and panels of markers has been developed that indicate the presence of aging processes, taking into account gender and age characteristics, which can be used to identify premature aging processes, monitor individual health and maintain active longevity, as well as for the prevention of age-associated diseases.

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