Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain

Objectives To detect the involvement of immune cells in the pathogenesis of endometriosis in patients with stable status or pelvic pain. Methods Blood was collected from patients with endometriosis with and without pelvic pain. Natural killer (NK) and Th17 cells were analyzed by flow cytometry, and...

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Main Authors: Jue He, Yan Xu, Minhui Yi, Cancan Gu, Yi Zhu, Guohua Hu
Format: Article
Language:English
Published: SAGE Publishing 2020-07-01
Series:Journal of International Medical Research
Online Access:https://doi.org/10.1177/0300060519871407
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author Jue He
Yan Xu
Minhui Yi
Cancan Gu
Yi Zhu
Guohua Hu
author_facet Jue He
Yan Xu
Minhui Yi
Cancan Gu
Yi Zhu
Guohua Hu
author_sort Jue He
collection DOAJ
description Objectives To detect the involvement of immune cells in the pathogenesis of endometriosis in patients with stable status or pelvic pain. Methods Blood was collected from patients with endometriosis with and without pelvic pain. Natural killer (NK) and Th17 cells were analyzed by flow cytometry, and secretion of inflammatory cytokines (tumor necrosis factor-α, interleukin (IL)-1β, IL-6, IL-7) was verified by enzyme-linked immunosorbent assay. We isolated immune cells from blood by density-gradient centrifugation to investigate the expression of functional molecules including sterile alpha motif domain-containing protein 9 (SAMD9), Ral guanine nucleotide dissociation stimulator-like 2 (RGL2), early growth response protein 1, and Akirin2. We also searched the BIOGPS database for protein expression profiles. Results SAMD9 and RGL2 expression levels were significantly upregulated in patients with pelvic pain. Furthermore, lysophosphatidic acid receptor 1 expression was higher in endometrial tissues from patients with pelvic pain, and was mainly localized in stromal and glandular epithelial cells in ectopic lesions. Conclusion NK cells play an important role in the pathogenesis of endometriosis in patients with pelvic pain. Suppressing the cytotoxic activity of NK cells may thus help to reduce the progression of pelvic pain in patients with endometriosis.
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spelling doaj.art-03868f81965143fab9cc07ad9a60147e2022-12-21T22:41:31ZengSAGE PublishingJournal of International Medical Research1473-23002020-07-014810.1177/0300060519871407Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic painJue HeYan XuMinhui YiCancan GuYi ZhuGuohua HuObjectives To detect the involvement of immune cells in the pathogenesis of endometriosis in patients with stable status or pelvic pain. Methods Blood was collected from patients with endometriosis with and without pelvic pain. Natural killer (NK) and Th17 cells were analyzed by flow cytometry, and secretion of inflammatory cytokines (tumor necrosis factor-α, interleukin (IL)-1β, IL-6, IL-7) was verified by enzyme-linked immunosorbent assay. We isolated immune cells from blood by density-gradient centrifugation to investigate the expression of functional molecules including sterile alpha motif domain-containing protein 9 (SAMD9), Ral guanine nucleotide dissociation stimulator-like 2 (RGL2), early growth response protein 1, and Akirin2. We also searched the BIOGPS database for protein expression profiles. Results SAMD9 and RGL2 expression levels were significantly upregulated in patients with pelvic pain. Furthermore, lysophosphatidic acid receptor 1 expression was higher in endometrial tissues from patients with pelvic pain, and was mainly localized in stromal and glandular epithelial cells in ectopic lesions. Conclusion NK cells play an important role in the pathogenesis of endometriosis in patients with pelvic pain. Suppressing the cytotoxic activity of NK cells may thus help to reduce the progression of pelvic pain in patients with endometriosis.https://doi.org/10.1177/0300060519871407
spellingShingle Jue He
Yan Xu
Minhui Yi
Cancan Gu
Yi Zhu
Guohua Hu
Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
Journal of International Medical Research
title Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
title_full Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
title_fullStr Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
title_full_unstemmed Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
title_short Involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
title_sort involvement of natural killer cells in the pathogenesis of endometriosis in patients with pelvic pain
url https://doi.org/10.1177/0300060519871407
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