Serotonin receptor and serotonin transporter expressions in the placental villous tree in gestational diabetes mellitus
- Authors: Bettikher O.A.1,2, Belyaeva O.A.1, Dukovich A.I.1, Vorobeva O.M.1, Tral T.G.2, Tolibova G.K.2, Bart V.A.1, Kogan I.Y.1,2, Zazerskaya I.E.1,2
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Affiliations:
- V.A. Almazov National Medical Research Center
- The Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
- Issue: Vol 73, No 1 (2024)
- Pages: 5-16
- Section: Original Research
- URL: https://journals.eco-vector.com/jowd/article/view/562735
- DOI: https://doi.org/10.17816/JOWD562735
- ID: 562735
Cite item
Abstract
BACKGROUND: The serotonergic system during pregnancy plays an important role not only in carbohydrate metabolism, but also in the laying and regulation of the fetoplacental complex, growth and development of the fetus. The study of the expression of placental serotonin 5-HT2A receptor and serotonin transporter (SERT) in gestational diabetes mellitus is foremost for scrutinizing the pathogenesis of perinatal complications, as it may allow for finding new opportunities for their prevention and correction.
AIM: The aim of this study was to compare the expression patterns of the serotonin 5-HT2A receptor and SERT in placental tissue in gestational diabetes mellitus and in normal pregnancy.
MATERIALS AND METHODS: This comparative cohort study included pregnant women with gestational diabetes mellitus (n = 6) and patients with normal pregnancy (n = 10). The expression of serotonin 5-HT2A receptor (Abcam, USA) and SERT (Bioss Antibodies, USA) was studied in placenta samples from the both study groups by immunohistochemical method. Morphometric analysis was performed using the VideoTest-Morphology 5.2 program (Videotest Ltd., Russia).
RESULTS: The relative area of SERT expression in the placenta in gestational diabetes mellitus was higher compared to normal pregnancy (p < 0.001). The relative areas of expression of the serotonin 5-HT2A receptor in the placenta did not differ between the study groups (p = 0.5).
CONCLUSIONS: Higher SERT expression in the placentas of patients with gestational diabetes mellitus compared to those from women with normal pregnancies may reflect the level of tension of compensatory mechanisms in gestational diabetes mellitus and the effect of insulin therapy on these mechanisms.
Keywords
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About the authors
Ofelia A. Bettikher
V.A. Almazov National Medical Research Center; The Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Author for correspondence.
Email: ophelia.bettikher@gmail.com
ORCID iD: 0000-0002-1161-1558
MD, Cand. Sci. (Med.)
Russian Federation, Saint Petersburg; Saint PetersburgOlga A. Belyaeva
V.A. Almazov National Medical Research Center
Email: belyaevaolga0138@gmail.com
ORCID iD: 0000-0002-6970-7085
MD
Russian Federation, Saint PetersburgAlbina I. Dukovich
V.A. Almazov National Medical Research Center
Email: alyadukovich@gmail.com
ORCID iD: 0000-0002-7912-035X
Russian Federation, Saint Petersburg
Olga M. Vorobeva
V.A. Almazov National Medical Research Center
Email: olgarasp@yandex.ru
ORCID iD: 0000-0002-1349-7349
MD, Cand. Sci. (Med.)
Russian Federation, Saint PetersburgTatiana G. Tral
The Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Email: ttg.tral@yandex.ru
ORCID iD: 0000-0001-8948-4811
MD, Cand. Sci. (Med.)
Russian Federation, Saint PetersburgGulrukhsor Kh. Tolibova
The Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Email: gulyatolibova@yandex.ru
ORCID iD: 0000-0002-6216-6220
MD, Dr. Sci. (Med)
Russian Federation, Saint PetersburgVictor A. Bart
V.A. Almazov National Medical Research Center
Email: vbartvit@mail.ru
ORCID iD: 0000-0002-9406-4421
Cand. Sci. (Phys. & Math.)
Russian Federation, Saint PetersburgIgor Yu. Kogan
V.A. Almazov National Medical Research Center; The Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Email: ikogan@mail.ru
ORCID iD: 0000-0002-7351-6900
MD, Dr. Sci. (Med.), Professor, Corresponding Member of the Russian Academy of Sciences
Russian Federation, Saint Petersburg; Saint PetersburgIrina E. Zazerskaya
V.A. Almazov National Medical Research Center; The Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Email: zazera@almazovcentre.com
ORCID iD: 0000-0003-4431-3917
MD, Dr. Sci. (Med.), Professor
Russian Federation, Saint Petersburg; Saint PetersburgReferences
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