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Research on the Mechanism of Asperosaponin VI for Treating Recurrent Spontaneous Abortion by Bioinformatics Analysis and Experimental Validation. EVIDENCE-BASED COMPLEMENTARY AND ALTERNATIVE MEDICINE 2022; 2022:8099853. [PMID: 35783512 PMCID: PMC9246589 DOI: 10.1155/2022/8099853] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 09/12/2021] [Revised: 11/25/2021] [Accepted: 04/18/2022] [Indexed: 11/18/2022]
Abstract
Asperosaponin VI (AS6), as the quality marker of Dipsaci Radix, is verified to exert therapeutic effect on alleviating recurrent spontaneous abortion (RSA). However, due to the lack of relevant research, its molecular mechanism is still unclear. We retrieved targets for AS6 and RSA, and then used their overlapped targets for PPI analysis. In addition, we used GO and KEGG enrichment analyses, and molecular docking to investigate the anti-RSA mechanisms of AS6. Furthermore, we conducted in vitro experiments to validate the predictions of network pharmacology. Results showed that a total of 103 AS6-associated targets and 2084 RSA-associated targets, with 49 targets overlapped. GO enrichment analysis showed 845 significant biological processes like decidualization, while KEGG pathway enrichment analysis revealed 76 significant entries including 18 signaling pathways, which were closely linked to PI3K-Akt, HIF-1, TNF, IL-17, and VEGF signaling pathways, etc. Molecular docking findings verified that AS6 had tight link with the key targets including JUN, CASP3, STAT3, SRC, and PTGS2. Notably, in vitro experiments revealed that AS6 treatment could exert lower expressions of JUN, pro-CASP3, CASP3, STAT3, SRC, and PTGS2 in decidual cells compared with progesterone despite the expressions of STAT3, SRC, and PTGS2 with no significant difference, and mifepristone could interfere with the effects. In general, numerous targets and multiple pathways involve during the process of AS6 treatment against RSA. Moreover, our in vitro research first reported that AS6 may regulate the expressions of key targets (JUN, CASP3, STAT3, SRC, and PTGS2) in decidual cells to promote decidualization, thus treating RSA.
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Progesterone Receptor Signaling in the Uterus Is Essential for Pregnancy Success. Cells 2022; 11:cells11091474. [PMID: 35563781 PMCID: PMC9104461 DOI: 10.3390/cells11091474] [Citation(s) in RCA: 20] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2022] [Revised: 04/20/2022] [Accepted: 04/22/2022] [Indexed: 12/25/2022] Open
Abstract
The uterus plays an essential role in the reproductive health of women and controls critical processes such as embryo implantation, placental development, parturition, and menstruation. Progesterone receptor (PR) regulates key aspects of the reproductive function of several mammalian species by directing the transcriptional program in response to progesterone (P4). P4/PR signaling controls endometrial receptivity and decidualization during early pregnancy and is critical for the establishment and outcome of a successful pregnancy. PR is also essential throughout gestation and during labor, and it exerts critical roles in the myometrium, mainly by the specialized function of its two isoforms, progesterone receptor A (PR-A) and progesterone receptor B (PR-B), which display distinct and separate roles as regulators of transcription. This review summarizes recent studies related to the roles of PR function in the decidua and myometrial tissues. We discuss how PR acquired key features in placental mammals that resulted in a highly specialized and dynamic role in the decidua. We also summarize recent literature that evaluates the myometrial PR-A/PR-B ratio at parturition and discuss the efficacy of current treatment options for preterm birth.
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Cluster-Based Immunotherapy for Patients with Recurrent Abortion Caused by Antiphospholipid Syndrome. JOURNAL OF HEALTHCARE ENGINEERING 2021; 2021:4581900. [PMID: 34589191 PMCID: PMC8476261 DOI: 10.1155/2021/4581900] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 07/20/2021] [Accepted: 08/31/2021] [Indexed: 11/18/2022]
Abstract
In order to diagnose patients with pregnancy and antiphospholipid antibody syndrome, provide early treatment, and effectively reduce the pregnancy outcome of the abnormal pregnancy, the effect of antiphospholipid syndrome (APS) immunotherapy on the incidence of abortion was discussed based on clustering algorithm. We selected 62 cases of APS leading to recurrent miscarriage patients, in the early pregnancy injection of low molecular heparin, intravenous drip proprocyclin, and oral tactics, using B-ultrasound images to observe the pregnancy ending. The results show that the hormone levels in the two groups were different before treatment (P > 0.05); after treatment, the HCG, E2, and P hormone levels in the two groups were significantly improved, and the HCG, E2, and P hormone levels in the observation group were significantly higher than those of the control group (P < 0.05); the abortion rate of patients in the observation group was significantly lower than that of the control group (P < 0.05); the antiphosphorus antibody of the study group was significantly higher than that of the control group. For APS patients, immunotherapy is effective. Antiphospholipid syndrome causes remarkable immunotherapy effect in patients with recurrent miscarriage, effectively improves the clinical symptoms of patients, improves antiprochemical antibody rosion, and improves the patient's pregnancy outcomes, which is worth promoting.
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Zhu XX, Yin XQ, Hei GZ, Wei R, Guo Q, Zhao L, Zhang Z, Chu C, Fu XX, Xu K, Li X. Increased miR-6875-5p inhibits plasmacytoid dendritic cell differentiation via the STAT3/E2-2 pathway in recurrent spontaneous abortion. Mol Hum Reprod 2021; 27:6317516. [PMID: 34240166 PMCID: PMC8355038 DOI: 10.1093/molehr/gaab044] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2021] [Revised: 06/23/2021] [Indexed: 12/03/2022] Open
Abstract
Recurrent spontaneous abortion (RSA) is a common complication of early pregnancy. Dendritic cells (DCs) are thought to confer fetal–maternal immunotolerance and play a crucial role in ensuring a successful pregnancy. A decrease of plasmacytoid dendritic cells (pDCs) was found to be involved in RSA, but the underlying mechanisms of decreased pDC in RSA remain unclear. MicroRNAs (miRNAs) play critical roles in RSA as well as the development, differentiation and functional regulation of pDCs; however, the regulatory effect of miRNAs on pDC in RSA has not been fully investigated. Here we demonstrated that both the proportion of pDC and signal transducer and activator of transcription (STAT3)/transcription factor 4 (Tcf4/E2-2) expression decreased in the peripheral blood mononuclear cells and decidua of patients with RSA compared to those with normal pregnancy (NP), and there was a significantly positive correlation between pDC and STAT3 mRNA. MiRNA microarray assay and quantitative reverse transcription PCR results showed that miR-6875-5p expression was markedly increased in women with RSA and negatively correlated with mRNA expression level of STAT3. Up-regulated miR-6875-5p could sensitively discriminate patients with RSA from NP subjects. Overexpression of miR-6875-5p significantly down-regulated the mRNA expression of STAT3 and E2-2 as well as the protein and phosphorylation level of STAT3, while miR-6875-5p knockdown showed opposite results. Dual luciferase reporter verified that miR-6875-5p regulated STAT3 expression by directly binding to its 3'untranslated region. Overall, our results suggested that increased miR-6875-5p is involved in RSA by decreasing the differentiation of pDCs via inhibition of the STAT3/E2-2 signaling pathway. miR-6875-5p may be explored as a promising diagnostic marker and therapeutic target for RSA.
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Affiliation(s)
- Xiao-Xiao Zhu
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China.,School of Basic Medicine, Shandong First Medical University & Shandong Academy of Medical Sciences, Jinan, Shandong, China.,Key Laboratory of Laparoscopic Technology, the First Affiliated Hospital of Shandong First Medical University, Jinan, Shandong, China
| | - Xun-Qiang Yin
- Center for Reproductive Medicine, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China
| | - Guo-Zhen Hei
- Shandong Province Maternal and Child Health Care Hospital, Jinan, Shandong, China
| | - Ran Wei
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China
| | - Qiang Guo
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China
| | - Lin Zhao
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China
| | - Zhen Zhang
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China
| | - Chu Chu
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China.,Key Laboratory of Laparoscopic Technology, the First Affiliated Hospital of Shandong First Medical University, Jinan, Shandong, China
| | - Xiao-Xiao Fu
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China.,Key Laboratory of Laparoscopic Technology, the First Affiliated Hospital of Shandong First Medical University, Jinan, Shandong, China
| | - Ke Xu
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China.,Key Laboratory of Laparoscopic Technology, the First Affiliated Hospital of Shandong First Medical University, Jinan, Shandong, China
| | - Xia Li
- Department of Obstetrics and Gynecology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, Shandong, China.,School of Basic Medicine, Shandong First Medical University & Shandong Academy of Medical Sciences, Jinan, Shandong, China.,Key Laboratory of Laparoscopic Technology, the First Affiliated Hospital of Shandong First Medical University, Jinan, Shandong, China
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Che D, Fang Z, Mai H, Xu Y, Fu L, Zhou H, Zhang L, Pi L, Gu X. The lncRNA ANRIL Gene rs2151280 GG Genotype is Associated with Increased Susceptibility to Recurrent Miscarriage in a Southern Chinese Population. J Inflamm Res 2021; 14:2865-2872. [PMID: 34234511 PMCID: PMC8256094 DOI: 10.2147/jir.s304801] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/03/2021] [Accepted: 03/31/2021] [Indexed: 12/19/2022] Open
Abstract
Background Genetic factors may play an important role in susceptibility to recurrent miscarriage. Some cardiovascular disease-related candidate genes have been shown to be associated with recurrent miscarriage. Long noncoding RNA ANRIL has been confirmed to be associated with susceptibility to various diseases, such as cardiovascular disease. However, it remains unclear whether the ANRIL gene polymorphism is related to recurrent miscarriage susceptibility. Methods Three ANRIL gene polymorphisms (rs2151280, rs1063192 and rs564398) were genotyped in 819 controls and 610 recurrent miscarriage patients through TaqMan real-time polymerase chain reaction. The odds ratios and 95% confidence intervals (CIs) were used to assess the strength of each association. Results Our results showed that the ANRIL rs2151280 GG genotype was associated with increased susceptibility to recurrent miscarriage (GG vs AA: adjusted OR=1.527, 95% CI=1.051–2.218, p=0.0262; GG vs AG/AA adjusted OR=1.460, 95% CI=1.021–2.089, p=0.0381). By combining the analysis of the risk genotypes in the three SNPs, we found that individuals with 2–3 risk genotypes had a significantly increased risk of recurrent miscarriage compared with those with a 0–1 risk genotype (adjusted OR=1.728, 95% CI=1.112–2.683, p=0.0149). This risk was more significant in subgroups of women less than 35–40 years of age and women with 2–3 miscarriages. Conclusion These results suggested that a specific SNP in the ANRIL gene may be associated with increased susceptibility to recurrent miscarriage in a southern Chinese population.
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Affiliation(s)
- Di Che
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - Zhenzhen Fang
- Program of Molecular Medicine, Guangzhou Women and Children's Hospital, Zhongshan School of Medicine, Sun Yat-sen University, Guangzhou, People's Republic of China
| | - Hanran Mai
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - Yufen Xu
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - LanYan Fu
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - Huazhong Zhou
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - Linyuan Zhang
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - Lei Pi
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
| | - Xiaoqiong Gu
- Department of Clinical Biological Resource Bank, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, People's Republic of China
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Liu S, Gu X, Weng R. Clinical effect of lymphocyte immunotherapy on patients with unexplained recurrent spontaneous abortion. IMMUNITY INFLAMMATION AND DISEASE 2021; 9:1272-1278. [PMID: 34102013 PMCID: PMC8589387 DOI: 10.1002/iid3.474] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 03/31/2021] [Revised: 05/25/2021] [Accepted: 05/27/2021] [Indexed: 12/23/2022]
Abstract
Introduction Lymphocyte immunotherapy (LIT) is believed to be a viable treatment for unexplained recurrent spontaneous abortion (URSA), but its effect remains controversial. This study aims to investigate the clinical effect of LIT in patients with URSA and clarify the factors that may influence the outcome of LIT. Methods This study included a total of 704 URSA patients, of which 444 patients accepted LIT treatment. URSA patients that did not accept LIT served as control group. Clinical characteristics were collected and analyzed between LIT and control group. The blocking antibody was tested before and after LIT. The outcome of LIT treatment was recorded. Logistic regression analysis was applied to evaluate the independent predictors of LIT success. Results After LIT treatment, 77.9% (346/444) of USRA patients turned to BA positive, and the conversion rate elevated with increased LIT (p < .001). LIT significantly improved the pregnancy rate and live birth rate in USRA patients (65.3% vs. 29.6%, p < .001; 80.3% vs. 50.6%, p < .001). Multivariate regression analysis suggested that younger maternal age and positive BA were independent predictors of LIT success. Conclusion LIT effectively induced the production of BA, and improved pregnancy rate and live birth rate in URSA patients. Our findings supported LIT as a beneficial treatment for URSA.
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Affiliation(s)
- Sudong Liu
- Research Experimental Center, Meizhou People's Hospital (Huangtang Hospital), Meizhou Hospital Affiliated to Sun Yat-sen University, Meizhou, China.,Guangdong Provincial Key Laboratory of Precision Medicine and Clinical Translational Research of Hakka Population, Meizhou People's Hospital (Huangtang Hospital) Meizhou Hospital Affiliated to Sun Yat-sen University, Meizhou, China
| | - Xiaodong Gu
- Research Experimental Center, Meizhou People's Hospital (Huangtang Hospital), Meizhou Hospital Affiliated to Sun Yat-sen University, Meizhou, China.,Guangdong Provincial Key Laboratory of Precision Medicine and Clinical Translational Research of Hakka Population, Meizhou People's Hospital (Huangtang Hospital) Meizhou Hospital Affiliated to Sun Yat-sen University, Meizhou, China
| | - Ruiqiang Weng
- Research Experimental Center, Meizhou People's Hospital (Huangtang Hospital), Meizhou Hospital Affiliated to Sun Yat-sen University, Meizhou, China.,Guangdong Provincial Key Laboratory of Precision Medicine and Clinical Translational Research of Hakka Population, Meizhou People's Hospital (Huangtang Hospital) Meizhou Hospital Affiliated to Sun Yat-sen University, Meizhou, China
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Refeat MM, Shalabi T, El-Bassyouni HT, Shaker M. The correlation of estrogen receptor 1 and progesterone receptor genes polymorphisms with recurrent pregnancy loss in a cohort of Egyptian women. Mol Biol Rep 2021; 48:4413-4420. [PMID: 34061327 DOI: 10.1007/s11033-021-06459-x] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2021] [Accepted: 05/27/2021] [Indexed: 11/24/2022]
Abstract
Recurrent pregnancy loss (RPL) represents one of the pregnancy complications affecting 1-3% of women. Sex hormones, progesterone and estrogen play a critical role in the maintenance of pregnancy; they are mediated by estrogen receptor 1 (ESR1) and progesterone receptor (PR) genes respectively. Polymorphisms of (ESR1) and (PR) genes are linked to RPL. We aimed to explore the association of single nucleotide polymorphisms (SNPs) of (ESR1) gene and (PR) gene with RPL in a cohort of Egyptian population (50 infertile Egyptian women who experienced RPL and 50 healthy women), using polymerase chain reaction-restriction fragment length polymorphism analysis (PCR-RFLP) of (ESR1) gene and DNA sequencing of exons 1 and 5 of (PR) gene. Genotyping of ESR1 gene SNP's: (rs2234693) and (rs9340799) revealed higher significance in cases compared to controls of p value (p = 0.006 and p = 0.001) respectively. However, the frequencies of the two variants in (PG) gene; S344T (rs3740753) (p = 0.0001) and H770H (rs1042839) (p = 0.001) were significantly higher in women compared to the healthy control women. New polymorphism P352Q was observed in 2% of cases (p = 0.0001). There was a significant association of SNP's of ESR1 and PR genes with recurrent pregnancy loss RPL. Further demographics studies should be carried on a larger number of women at risk of recurrent implantation to elucidate this SNP's association and its role in RPL women.
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Affiliation(s)
- Miral M Refeat
- Human Genetics and Genome Research Division, Medical Molecular Genetics Department, National Research Centre, Cairo, Egypt.
| | - Taghreed Shalabi
- Human Genetics and Genome Research Division, Prenatal and Fetal Medicine Department, National Research Centre, Cairo, Egypt
| | - Hala T El-Bassyouni
- Human Genetics and Genome Research Division, Clinical Genetics Department, National Research Centre, Cairo, Egypt
| | - Mai Shaker
- Human Genetics and Genome Research Division, Prenatal and Fetal Medicine Department, National Research Centre, Cairo, Egypt
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Characterization of Endocannabinoid System and Interleukin Profiles in Ovine AEC: Cannabinoid Receptors Type-1 and Type-2 as Key Effectors of Pro-Inflammatory Response. Cells 2020; 9:cells9041008. [PMID: 32325674 PMCID: PMC7226065 DOI: 10.3390/cells9041008] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/02/2020] [Revised: 04/16/2020] [Accepted: 04/16/2020] [Indexed: 12/23/2022] Open
Abstract
Amniotic epithelial cells (AEC) have been proposed as promising clinical candidates for regenerative medicine therapies due to their immunomodulatory capacity. In this context, the endocannabinoid system (ECS) has been identified as mediating the immune-stem cell dialogue, even if no information on AEC is available to date. Therefore, this study was designed to assess whether ECS is involved in tuning the constitutive and lipopolysaccharide (LPS)-induced ovine AEC anti-inflammatory and pro-inflammatory interleukin (IL-10, IL-4, and IL-12) profiles. Firstly, interleukins and ECS expressions were studied at different stages of gestation. Then, the role of cannabinoid receptors 1 and 2 (CB1 and CB2) on interleukin expression and release was investigated in middle stage AEC using selective agonists and antagonists. AEC displayed a degradative more than a synthetic endocannabinoid metabolism during the early and middle stages of gestation. At the middle stage, cannabinoid receptors mediated the balance between pro-inflammatory (IL-12) and anti-inflammatory (IL-4 and IL-10) interleukins. The activation of both receptors mediated an overall pro-inflammatory shift-CB1 reduced the anti-inflammatory and CB2 increased the pro-inflammatory interleukin release, particularly after LPS stimulation. Altogether, these data pave the way for the comprehension of AEC mechanisms tuning immune-modulation, crucial for the development of new AEC-based therapy protocols.
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Toth B, Zhu L, Karakizlis H, Weimer R, Morath C, Opelz G, Kuon RJ, Daniel V. NK cell subsets in idiopathic recurrent miscarriage and renal transplant patients. J Reprod Immunol 2020; 138:103098. [PMID: 32045760 DOI: 10.1016/j.jri.2020.103098] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2019] [Revised: 07/25/2019] [Accepted: 01/29/2020] [Indexed: 12/14/2022]
Abstract
The present review article compares NK cell subsets and cytokine patterns determined in the peripheral blood as well as results of functional in-vitro assays using peripheral NK cells of idiopathic recurrent miscarriage (iRM) patients with corresponding results obtained in female healthy controls and female renal transplant recipients with good long-term graft function. Immune mechanisms, inducing transplant rejection in long-term transplant recipients might also be able to induce rejection of semi-allogeneic fetal cells in patients with iRM. Consequently, the immune status of transplant recipients with good stable long-term graft function should be different from the immune status of iRM patients. iRM patients show a strong persistent cytotoxic NK cell response in the periphery. Simultaneously, immunostimulatory Th1 as well as immunosuppressive Th2 type lymphocytes in the blood are strongly activated but plasma levels of immunosuppressive Th2 type cytokines are abnormally low. In-vitro, unstimulated NK cell cultures of iRM patients show a strong spontaneous TGF-ß1 release in the supernatant but lower TGF-ß1 levels after stimulation with tumor cell line K562, suggesting strong consumption of TGF-ß1 by pre-activated NK cells of iRM patients that might contribute to the low systemic Th2 type plasma levels. iRM patients do not show a systemic switch to a Th2 type cytokine pattern and one might hypothesize that low TGF-ß plasma levels indicate low TGF-ß levels in the micromilieu immediately before fetal rejection. Persistent TGF-ß deficiency implies a persistent unfavorable micromilieu for pregnancy resulting in failing tolerance induction due to lack of TGF-ß, a condition that might contribute to iRM.
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Affiliation(s)
- Bettina Toth
- Department of Gynecological Endocrinology and Reproductive Medicine, Medical University Innsbruck, Anichstrasse 35, 6020 Innsbruck, Austria.
| | - Li Zhu
- Department of Hematology, Tongji Hospital, Huazhong University of Science and Technology, 430030 Wuhan, China; Transplantation Immunology, Institute of Immunology, University Hospital Heidelberg, Im Neuenheimer Feld 305, 69120 Heidelberg, Germany.
| | - Hristos Karakizlis
- Department of Internal Medicine, University of Giessen, Klinikstrasse 33, D-35385 Giessen, Germany.
| | - Rolf Weimer
- Department of Internal Medicine, University of Giessen, Klinikstrasse 33, D-35385 Giessen, Germany.
| | - Christian Morath
- Department of Nephrology, University of Heidelberg, Im NeuenheimerFeld 162, Heidelberg, Germany.
| | - Gerhard Opelz
- Transplantation Immunology, Institute of Immunology, University Hospital Heidelberg, Im Neuenheimer Feld 305, 69120 Heidelberg, Germany.
| | - Ruben-Jeremias Kuon
- Department of Gynecological Endocrinology and Fertility Disorders, University Hospital Heidelberg, Im Neuenheimer Feld440, 69120 Heidelberg, Germany.
| | - Volker Daniel
- Transplantation Immunology, Institute of Immunology, University Hospital Heidelberg, Im Neuenheimer Feld 305, 69120 Heidelberg, Germany.
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Sanchez TW, Li B, Molinaro C, Casiano CA, Bellinger DL, Mata-Greenwood E. Maternal plasma proteomics in a rat model of pregnancy complications reveals immune and pro-coagulant gene pathway activation. Am J Reprod Immunol 2019; 83:e13205. [PMID: 31677200 DOI: 10.1111/aji.13205] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/10/2019] [Revised: 10/17/2019] [Accepted: 10/28/2019] [Indexed: 12/15/2022] Open
Abstract
PROBLEM The Brown Norway (BN) rat is a model of T-helper 2 immune diseases, and also a model of pregnancy disorders that include placental insufficiency, fetal loss, and pre-eclampsia-like symptoms. The aim of this study was to investigate the plasma proteomic/cytokine profile of pregnant BN rats in comparison to that of the Lewis (LEW) rat strain. METHOD OF STUDY Plasma proteomics differences were studied at day 13 of pregnancy in pooled plasma samples by differential in-gel electrophoresis, and protein identification was performed by mass spectrometry. Key protein findings and predicted cytokine differences were validated by ELISA using plasma from rats at various pregnancy stages. Proteomics data were used for ingenuity pathway analysis (IPA). RESULTS In-gel analysis revealed 74 proteins with differential expression between BN and LEW pregnant dams. ELISA studies confirmed increased maternal plasma levels of complement 4, prothrombin, and C-reactive protein in BN compared to LEW pregnancies. LEW pregnancies showed higher maternal plasma levels of transthyretin and haptoglobin than BN pregnancies. Ingenuity pathway analysis revealed that BN pregnancies are characterized by activation of pro-coagulant, reactive oxygen species, and immune-mediated chronic inflammation pathways, and suggested increased interleukin 6 and decreased transforming growth factor-β1 as potential upstream events. Plasma cytokine analysis revealed that pregnant BN dams have a switch from anti- to pro-inflammatory cytokines with the opposite switch observed in pregnant LEW dams. CONCLUSION Brown Norway rats show a maternal pro-inflammatory response to pregnancy that likely contributes to the reproductive outcomes observed in this rat strain.
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Affiliation(s)
- Tino W Sanchez
- School of Medicine, Center for Health Disparities and Molecular Medicine, Loma Linda University, Loma Linda, California
| | - Bo Li
- School of Medicine, Lawrence D. Longo MD Center for Perinatal Biology, Loma Linda University, Loma Linda, California
| | - Christine Molinaro
- Division of Anatomy, Department of Pathology and Human Anatomy, School of Medicine, Loma Linda University, Loma Linda, California
| | - Carlos A Casiano
- School of Medicine, Center for Health Disparities and Molecular Medicine, Loma Linda University, Loma Linda, California
| | - Denise L Bellinger
- Division of Anatomy, Department of Pathology and Human Anatomy, School of Medicine, Loma Linda University, Loma Linda, California
| | - Eugenia Mata-Greenwood
- School of Medicine, Lawrence D. Longo MD Center for Perinatal Biology, Loma Linda University, Loma Linda, California
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Oliveira Perucci L, Pereira Santos TA, Campi Santos P, Ribeiro Teixeira LC, Nessralla Alpoim P, Braga Gomes K, Pires Sousa L, Sant'Ana Dusse LM, Talvani A. Pre-eclampsia is associated with reduced resolvin D1 and maresin 1 to leukotriene B4 ratios in the plasma. Am J Reprod Immunol 2019; 83:e13206. [PMID: 31679164 DOI: 10.1111/aji.13206] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/24/2019] [Revised: 10/16/2019] [Accepted: 10/30/2019] [Indexed: 12/11/2022] Open
Abstract
PROBLEM Omega-3 and omega-6 fatty acids can be endogenously converted into mediators with pro-inflammatory (eg, leukotriene B4/LTB4) or anti-inflammatory/pro-resolving activities (eg, resolvin D1/RvD1 and maresin 1/MaR1). Recent data indicate an imbalance of LTB4 and MaR1 levels in pre-eclampsia (PE), but the relative production of these mediators, including RvD1, and the role of these mediators in the disease pathogenesis remain unclear. Therefore, this study aimed to investigate the plasma levels of LTB4, RvD1, and MaR1 in pregnant women with or without PE and non-pregnant controls and their association with clinical/laboratory parameters of PE women. METHOD OF STUDY LTB4, RvD1, and MaR1 plasma levels were measured by competitive enzyme immunoassay in 19 non-pregnant, 20 normotensive pregnant, and 21 PE women. RESULTS Plasma concentrations of LTB4 were higher and RvD1 were lower in PE women than in normotensive pregnant women, who presented higher levels of LTB4 and similar levels of RvD1 to non-pregnant women. MaR1 levels did not differ among the groups. Pre-eclampsia women had decreased RvD1/LTB4 and MaR1/LTB4 ratios. Considering only the PE group, positive correlations were observed among all the mediators tested, between LTB4 and white blood cell count and between RvD1 and creatinine levels. However, all lipid mediators correlated negatively with body mass index before pregnancy. LTB4 also correlated negatively with maternal age. CONCLUSION Our findings suggest that the PE state results in systemic overproduction of LTB4 in relation to RvD1 and MaR1, and that these lipid mediators may be involved with the disease pathogenesis.
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Affiliation(s)
- Luiza Oliveira Perucci
- Nucleus of Research on Biological Sciences, Federal University of Ouro Preto, Ouro Preto, Brazil
| | - Talita Adriana Pereira Santos
- Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Patrícia Campi Santos
- Departament of Microbiology, Institute of Biological Sciences, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Lívia Cristina Ribeiro Teixeira
- Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Patrícia Nessralla Alpoim
- Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Karina Braga Gomes
- Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Lirlândia Pires Sousa
- Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Luci Maria Sant'Ana Dusse
- Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - André Talvani
- Nucleus of Research on Biological Sciences, Federal University of Ouro Preto, Ouro Preto, Brazil.,Departament of Biological Sciences, Institute of Exact and Biological Sciences, Federal University of Ouro Preto, Ouro Preto, Brazil
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12
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Liu S, Wei H, Li Y, Huang C, Lian R, Xu J, Chen L, Zeng Y. Downregulation of ILT4+dendritic cells in recurrent miscarriage and recurrent implantation failure. Am J Reprod Immunol 2018; 80:e12998. [PMID: 29904967 DOI: 10.1111/aji.12998] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2018] [Accepted: 05/24/2018] [Indexed: 12/17/2022] Open
Affiliation(s)
- Su Liu
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Hongxia Wei
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Yuye Li
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Chunyu Huang
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Ruochun Lian
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Jian Xu
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Lanna Chen
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
| | - Yong Zeng
- Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation; Shenzhen Zhongshan Institute for Reproductive Medicine and Genetics, Fertility Center; Shenzhen Zhongshan Urology Hospital; Shenzhen China
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13
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Bahia W, Finan RR, Al-Mutawa M, Haddad A, Soua A, Janhani F, Mahjoub T, Almawi WY. Genetic variation in the progesterone receptor gene and susceptibility to recurrent pregnancy loss: a case-control study. BJOG 2017; 125:729-735. [PMID: 28972310 DOI: 10.1111/1471-0528.14949] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 09/15/2017] [Indexed: 12/21/2022]
Abstract
OBJECTIVE To investigate the association of progesterone receptor (PGR) gene variants with susceptibility to recurrent pregnancy loss (RPL). DESIGN Retrospective case-control study. SETTING Outpatient obstetrics and gynaecology clinics. POPULATION Women with RPL (396), defined as three or more consecutive miscarriages of unknown aetiology, and 361 women used as controls. METHODS PGR genotyping was performed by the allelic exclusion method (real-time polymerase chain reaction). MAIN OUTCOME MEASURES PGR single nucleotide polymorphisms (SNPs) and the distribution of their alleles, genotypes and haplotypes. RESULTS Higher minor allele frequencies (MAFs) for rs590688, rs10895068, and rs1942836 were seen in RPL cases than in controls, which remained significant after controlling for multiple comparisons. Significantly higher frequencies of heterozygous (1/2) rs608995, along with heterozygous (1/2) and homozygous (2/2) rs590688, rs10895068, and rs1942836 genotype carriers, were seen between RPL cases versus controls, respectively, which persisted after controlling for age, body mass index (BMI), and menarche. The increased risk of RPL associated with rs590688 and rs1942836 was dependent on the number of minor alleles, thus suggesting a 'dose-dependent' effect associated with both variants. Varied linkage disequilibrium (LD) was noted between rs590688, rs10895068, rs608995, and rs1942836 PGR variants associated with RPL. Haplotypes with an increased frequency of CGTC and reduced frequency of GGAT were noted in women with RPL, compared with controls, thereby indicating these haplotypes as RPL-susceptible and RPL-protective, respectively. This association persisted after controlling for multiple comparisons, and after adjusting for covariates. CONCLUSIONS We have confirmed a positive association of specific PGR variants (rs590688, rs10895068, and rs1942836) and PGR haplotypes (ATGCCGTC and ATTCGGTC) with an increased risk of RPL, thereby supporting a role for PGR as an RPL candidate locus. TWEETABLE ABSTRACT Genetic variants in progesterone receptor gene are associated with increased risk of recurrent pregnancy loss.
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Affiliation(s)
- W Bahia
- Laboratory of Human Genome and Multifactorial Diseases (LR12ES07), University of Monastir, Monastir, Tunisia.,Faculty of Science of Bizerte, University of Carthage, Tunis, Tunisia
| | - R R Finan
- Department of Obstetrics and Gynaecology, Hôtel-Dieu de France, Beirut, Lebanon
| | - M Al-Mutawa
- Faculty of Sciences, El Manar University, Tunis, Tunisia
| | - A Haddad
- Department of Obstetrics and Gynaecology, Fattouma Bourguiba University Hospital, Monastir, Tunisia
| | - A Soua
- Department of Obstetrics and Gynaecology, Houcine Bouzaiene Regional Hospital, Gafsa, Tunisia
| | - F Janhani
- Laboratory of Human Genome and Multifactorial Diseases (LR12ES07), University of Monastir, Monastir, Tunisia
| | - T Mahjoub
- Laboratory of Human Genome and Multifactorial Diseases (LR12ES07), University of Monastir, Monastir, Tunisia
| | - W Y Almawi
- Faculty of Sciences, El Manar University, Tunis, Tunisia
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14
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Li F, Dang J, Jiang M, He M, Yang M, Li J, Hao H, Zhou Y, Zuo W, Xie Y, Deng D. Upregulation of Tim-3 expression at feto-maternal interface may explain embryo survival in the CBAxDBA/2 model of abortion. Am J Reprod Immunol 2017; 79. [PMID: 29083087 DOI: 10.1111/aji.12775] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/06/2017] [Accepted: 10/02/2017] [Indexed: 01/08/2023] Open
Abstract
PROBLEM To understand the mechanisms of action of Tim-3 at the maternal-fetal interface and explore how Tim-3 might be involved in the pathogenesis of abortion by constructing an in vitro trophoblast-lymphocyte system. METHODS OF STUDY Female CBA/J × male DBA/2 matings were used as the abortion-prone model and CBA/J × male BALB/c matings as control. The expression of Tim-3 at the maternal-fetal interface and in the peripheral blood lymphocytes was measured by immunohistochemistry and Western blotting. The proliferation index of lymphocytes and levels of Th1/Th2-derived cytokines in peripheral blood and in the co-culture system were determined using CCK-8 assay and ELISA, respectively. RESULTS The expression level of Tim-3 was higher in abortion-prone matings than that of control (P < .05). A preponderance of Th1 was observed in the co-culture system in the abortion-prone mating group. Recombinant Tim-3 Ig reversed the imbalance of Th1/Th2 immunity of abortion-prone matings by suppressing the secretion of IFN-γ and IL-2 but had no direct effect on the generation of IL-4. CONCLUSION Tim-3 might contribute to successful pregnancy by restraining Th1 bias, and the maternal immune system might develop a strategy including upregulation of Tim-3 at the maternal-fetal interface and in peripheral blood so as to maintain moderate inflammatory responses against miscarriage.
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Affiliation(s)
- Fanfan Li
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Jing Dang
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Min Jiang
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.,Department of Gynecology and Obstetrics, Northern Jiangsu Province Hospital, Clinical Medical College, Yangzhou University, Jiangsu, China
| | - Mengzhou He
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Meitao Yang
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Jing Li
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.,Faculty of Reproductive Medical Center of the Third Hospital, Zhengzhou University, Zhengzhou, Henan, China
| | - Haiyan Hao
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Yuan Zhou
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.,Department of Reproductive Medical Center, Tangdu Hospital, The Fourth Military Medical University, xi'an, China
| | - Wei Zuo
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.,Faculty of Department of Orthopedics, Pu Ai Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
| | - Yin Xie
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Dongrui Deng
- Department of Gynecology and Obstetrics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
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15
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Kuon RJ, Müller F, Vomstein K, Weber M, Hudalla H, Rösner S, Strowitzki T, Markert U, Daniel V, Toth B. Pre-Pregnancy Levels of Peripheral Natural Killer Cells as Markers for Immunomodulatory Treatment in Patients with Recurrent Miscarriage. Arch Immunol Ther Exp (Warsz) 2017; 65:339-346. [PMID: 28283683 DOI: 10.1007/s00005-017-0457-7] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/30/2016] [Accepted: 12/07/2016] [Indexed: 12/31/2022]
Abstract
Immunological risk factors in patients with recurrent miscarriage (RM) are discussed controversially. Abnormalities of natural killer cells (NK) have been described in RM patients. Lipid infusions are known to modulate lymphocyte subsets. The aim of this study was to identify immune parameters that predict success of treatment with lipid infusions in RM patients with elevated NK. In sum, n = 341 couples with RM were screened for established risk factors and peripheral lymphocyte subpopulations as well as uterine NK cells. We identified n = 136 patients with ≥ 2 consecutive RM and elevated NK. So far, n = 40 RM patients with NK disorders were treated with lipid infusions starting at positive pregnancy test, every 2 weeks until 12 + 0 weeks of gestation (GW) or miscarriage. The pre-pregnancy immune diagnostics in idiopathic RM (iRM) patients with ongoing pregnancy were compared to the group with miscarriages and healthy controls (n = 15). Pre-pregnancy immune diagnostics differed significantly between the groups, with significant higher levels of peripheral NK (% and /µL) in iRM patients who miscarried again compared to controls (p = 0.0035 and p = 0.0019). Furthermore, iRM patients show lower percentages of CD3+ lymphocytes than healthy controls (p = 0.0049). In n = 22/40 (55%) patients, pregnancy is ongoing >12 + 0 GW. RM patients with very high pre-pregnancy peripheral NK (pNK) lymphocytes might not benefit from lipid infusions. Pre-pregnancy immunomodulatory treatment in RM patients might be helpful to lower pNK levels and establish an immune environment which is supportive for fetal development.
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Affiliation(s)
- Ruben J Kuon
- Department of Gynecological Endocrinology and Fertility Disorders, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 440, 69120, Heidelberg, Germany
| | - Franziska Müller
- Department of Gynecological Endocrinology and Fertility Disorders, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 440, 69120, Heidelberg, Germany
| | - Kilian Vomstein
- Department of Gynecological Endocrinology and Fertility Disorders, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 440, 69120, Heidelberg, Germany
| | - Maja Weber
- Placenta-Lab, Department of Obstetrics, University Hospital Jena, Bachstrasse 18, 07743, Jena, Germany
| | - Hannes Hudalla
- Department of Neonatology, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 430, 69120, Heidelberg, Germany.,Department of Pediatric Newborn Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
| | - Sabine Rösner
- Department of Gynecological Endocrinology and Fertility Disorders, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 440, 69120, Heidelberg, Germany
| | - Thomas Strowitzki
- Department of Gynecological Endocrinology and Fertility Disorders, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 440, 69120, Heidelberg, Germany
| | - Udo Markert
- Placenta-Lab, Department of Obstetrics, University Hospital Jena, Bachstrasse 18, 07743, Jena, Germany
| | - Volker Daniel
- Transplantation-Immunology, Institute of Immunology, Ruprecht-Karls University Heidelberg, Im Neuenheimer Feld 672, 69120, Heidelberg, Germany
| | - Bettina Toth
- Gynecological Endocrinology and Reproductive Medicine, Medical University Innsbruck, Anichstrasse 35, 6020, Innsbruck, Austria.
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16
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Hefler-Frischmuth K, Walch K, Hefler L, Tempfer C, Grimm C. Serologic markers of autoimmunity in women with recurrent pregnancy loss. Am J Reprod Immunol 2017; 77. [PMID: 28132421 DOI: 10.1111/aji.12635] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2016] [Accepted: 01/03/2017] [Indexed: 02/06/2023] Open
Abstract
PROBLEM Various autoimmunologic mechanisms have been shown to be involved in recurrent pregnancy loss (RPL). This study aimed to evaluate whether women with RPL have elevated serum levels of common autoimmunologic parameters. METHOD OF STUDY Serum levels of antinuclear antibodies (ANAs) were measured in 114 women with RPL, and 107 healthy controls using a qualitative immunometric enzyme immunoassay, serum levels of IgG class autoantibodies against histone, IgG class autoantibodies against nucleosomes, and IgG class autoantibodies against double-stranded (ds) DNA were measured by quantitative enzyme immunoassays. RESULTS No differences were ascertained regarding serum levels of ANAs (P=.9), serum levels of antibodies against histones (P=.1), antibodies against nucleosomes (P=.4) and antibodies against dsDNA (P=.6) between women with RPL and healthy controls. No associations were found between serum levels and clinical characteristics of affected women. CONCLUSION Our study shows that serologic parameters of autoimmunity are not elevated in women with RPL and are not associated with clinical characteristics of affected women.
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Affiliation(s)
| | - Katharina Walch
- Department of General Gynecology and Gynecologic Oncology, Gynecologic Cancer Unit, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria
| | - Lukas Hefler
- Department of Gynecology, Hospital of the Sisters of Charity Linz, Linz, Austria
| | - Clemens Tempfer
- Department of Obstetrics & Gynecology, Medical University of Bochum, Bochum, Germany
| | - Christoph Grimm
- Department of General Gynecology and Gynecologic Oncology, Gynecologic Cancer Unit, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria
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17
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Sivarajasingam SP, Imami N, Johnson MR. Myometrial cytokines and their role in the onset of labour. J Endocrinol 2016; 231:R101-R119. [PMID: 27647860 DOI: 10.1530/joe-16-0157] [Citation(s) in RCA: 42] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/02/2016] [Accepted: 09/19/2016] [Indexed: 12/12/2022]
Abstract
Human labour is an inflammatory event, physiologically driven by an interaction between hormonal and mechanical factors and pathologically associated with infection, bleeding and excessive uterine stretch. The initiation and communicators of inflammation is still not completely understood; however, a key role for cytokines has been implicated. We summarise the current understanding of the nature and role of cytokines, chemokines and hormones and their involvement in signalling within the myometrium particularly during labour.
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Affiliation(s)
- S P Sivarajasingam
- Department of Surgery and CancerImperial College London, Chelsea and Westminster Hospital, London, UK
| | - N Imami
- Department of MedicineImperial College London, London, UK
| | - M R Johnson
- Department of Surgery and CancerImperial College London, Chelsea and Westminster Hospital, London, UK
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18
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Shi X, Xie X, Jia Y, Li S. Maternal genetic polymorphisms and unexplained recurrent miscarriage: a systematic review and meta-analysis. Clin Genet 2016; 91:265-284. [PMID: 27792840 DOI: 10.1111/cge.12910] [Citation(s) in RCA: 44] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/07/2016] [Revised: 10/22/2016] [Accepted: 10/25/2016] [Indexed: 02/05/2023]
Affiliation(s)
- X. Shi
- Division of Reproductive Medical Center; West China Second University Hospital, Sichuan University; Chengdu, Sichuan China
- Key Laboratory of Birth Defects and Related Diseases of Women and Children; West China Second University Hospital, Sichuan University; Chengdu, Sichuan China
| | - X. Xie
- Department of Cardiology; West China Hospital, Sichuan University; Chengdu China
| | - Y. Jia
- Division of Reproductive Medical Center; West China Second University Hospital, Sichuan University; Chengdu, Sichuan China
- Key Laboratory of Birth Defects and Related Diseases of Women and Children; West China Second University Hospital, Sichuan University; Chengdu, Sichuan China
| | - S. Li
- Division of Reproductive Medical Center; West China Second University Hospital, Sichuan University; Chengdu, Sichuan China
- Key Laboratory of Birth Defects and Related Diseases of Women and Children; West China Second University Hospital, Sichuan University; Chengdu, Sichuan China
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19
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Chen JL, Yang JM, Huang YZ, Li Y. Clinical observation of lymphocyte active immunotherapy in 380 patients with unexplained recurrent spontaneous abortion. Int Immunopharmacol 2016; 40:347-350. [PMID: 27673476 DOI: 10.1016/j.intimp.2016.09.018] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2016] [Revised: 09/19/2016] [Accepted: 09/19/2016] [Indexed: 10/21/2022]
Abstract
PURPOSE This study aims to investigate the clinical curative effect of lymphocyte active immunotherapy (LAI) on unexplained recurrent spontaneous abortion (RSA). METHODS A total of 749 RSA patients who received medical service in our hospital from October 2009 to June 2013 were enrolled into this study. These patients were randomly divided into two groups: LAI group (treatment group) and routine progesterone for maintenance tocolysis group (control group). A comparative analysis on the pregnancy outcomes in these two groups was conducted. RESULTS Abortion rate was significantly lower in the LAI group than in the control group (P<0.05). Furthermore, pregnancy success rates were 89.7% and 32.2% in patients who received LAI and routine progesterone for maintenance tocolysis, respectively, and the difference was statistically significant (P<0.05). CONCLUSION Our analysis suggested that LAI can treat RSA effectively and has an excellent clinical effect. Furthermore, the detection of blocking antibodies showed a positive prediction on pregnancy outcome.
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Affiliation(s)
- Jian-Ling Chen
- Department of Reproductive Medicine, Reproductive Medical Center, The Center Hospital of Nanyang, Nanyang 473009, China.
| | - Jian-Ming Yang
- Department of Obstetrics and Gynecology, Reproductive Medical Center, The Center Hospital of Nanyang, Nanyang 473009, China
| | - Ya-Zhe Huang
- Department of Reproductive Medicine, Reproductive Medical Center, The Center Hospital of Nanyang, Nanyang 473009, China
| | - Ying Li
- Department of Reproductive Medicine, Reproductive Medical Center, The Center Hospital of Nanyang, Nanyang 473009, China
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