Immunomorphological condition of placentas in women with repeated pregnancy losses under action of different antigens

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Abstract

The aim of the research was to investigate the pathomorphological changes in placentas of women with recurrent pregnancy losses under action of different injuring stimulus (infection, hormonal, biochemical reactions on membrans of syncytiotrophoblast and endothelium of placental vessels, actions of antiphospholipid antibodies). Identical changes was detected which connected with immune complexes (IC) formation. IC with different composition generate immunopathological processes in placental tissues. Present of antiphospholipid antibodies on placental membranes enhancing immunopathological processes, leading to dystrophic and necrotic lesions in surrounding tissues and to placental insufficiency. The outcome of this lesions is incompetent pregnancy.

Therefore IC may be the marker of placental injury and insufficiency as well as a biologic indicator of failure in reproductive system.

The treatment of threatened abortion is improve pregnancy outcomes and immunomorphological evidence.

About the authors

L. B. Zubgitskya

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

N. G. Kosheleva

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

O. N. Arganova

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

T. P. Bespalova

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

G. L. Gromiko

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

Е. А. Shapovalova

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

О. V. Tishkevich

Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott; State Medical University named after acad. I.P. Pavlova

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

References

Supplementary files

Supplementary Files
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1. JATS XML
2. Fig. 1. Localization of IgM in chorionic villi. Genital chlamydia. Direct immunofluorescence method. I took it away. 450x

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3. Рис. 2. Локализация IgG в ворсинах хориона. Генитальный хламидиоз. Метод прямой иммунофлюорисценции. Увел. 450х

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4. Fig. 3. Specific luminescence of the C3 complement fraction in the placenta. Genital chlamydia. Direct immunofluorescence method. I took it away. 450x

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5. Fig. 4. Accumulation of lymphoid elements, plasma cells and macrophages. Semi-thin slice. I took it away. 1650x.

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6. Fig. 5. Destruction of syncytiotrophoblast and thickening of the basement membrane. Electronogram.

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7. Fig. 6. Deposition of the C3 complement fraction in the basement membrane of the trophoblast syncytium. Electronogram. I took it away. 12000x

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8. Fig. 7. Specific luminescence of LAC in women with miscarriage. Indirect immunofluorescence method. Magnification. 450x

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