Free radical reactions in the development of combined hyperplastic processes in female reproductive system organs

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Abstract

Intact myometrium specimen, received from 56 women of reproductive age during surgical interventions. There were 30 women with combined hyperplastic processes in the reproductive system organs (uterine myoma, endometrium hyperplasia, adenomyosis, benign ovarian tumors, mastopathy, background cervical pathology), and in 26 cases solitary uterine myoma was found. At infrared spectrometry of the lyofilized myometrium, taken from patients with combined proliferation foci, a stable peak with wave number 3500 sm—1 was found, which reflects the accumulation of molecules with oxidized OH—groups and a change in proportion of OH—/NH—containing molecules. At the study of the myometrium of patients with single myoma focus the described peak was absent. The acquired data suggests, that combined benign hyperplasias in the reproductive system organs are accompanied by the oxidative stress cascade reactions, characterized by uncontrollable production of free radicals and/or insufficiency of antiradical protection mechanisms.

About the authors

D. A. Niauri

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott

Author for correspondence.
Email: info@eco-vector.com
Russian Federation, Saint Petersburg

S. V. Chepur

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott

Email: info@eco-vector.com
Russian Federation, Saint Petersburg

Е. N. Popov

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott

Email: info@eco-vector.com
Russian Federation, Saint Petersburg

К. P. Charitonov

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott

Email: info@eco-vector.com
Russian Federation, Saint Petersburg

I. V. Kuznetsova

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott

Email: info@eco-vector.com
Russian Federation, Saint Petersburg

References

Supplementary files

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1. JATS XML
2. Fig. 1. Differences in the IR spectrum of lyophilized myometrial tissues of a patient with a single myomatous node (A) and a patient with a combination of uterine fibroids with external genital endometriosis and an endometrioid ovarian cyst (B).

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3. Fig. 2. Changes in the intensity of tissue staining during the NBT test on sections of the mucous membrane of the cervical canal (A – B) and myometrium (G – E) in a patient with a combination of uterine fibroids and endometriosis of the mucous membrane of the cervical canal.

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4. Fig. 3. Deposition of the products of the reaction of diazo coupling of nitrites with the Griss reagent in the wall of the endometrioid ovarian cyst.

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