نتایج جستجو برای: unexplained recurrent abortion

تعداد نتایج: 160226  

2014
DEHUA WEI QINGHUA WU HUIRONG SHI

The aim of this study was to explore the level of apoptosis and p53 expression in the placental villi of patients with unexplained recurrent spontaneous abortion (URSA). Fifty-three pregnant females with URSA and 32 pregnant females who required an induced abortion were selected as the subjects of this study. Placental villus tissues were collected from June 2010 to June 2012 and quantitative p...

Journal: :iranian journal of medical sciences 0
jaleh zolghadri zohreh tavana saeed alborzi talie kazerooni

background: recurrent abortion is defined as three or more consecutive pregnancy losses. we aimed to determine the relationship between male sperm parameters and hypo-osmotic swelling score and recurrent abortion. we also studied whether washing of spermatozoa and intrauterine insemination in patients with recurrent miscarriage and low score hypo-osmotic swelling test in male partners could imp...

Journal: :international journal of reproductive biomedicine 0
maryam fotoohi nasrin ghasemi seyed ali mirghanizadeh mahmood vakili morteza samadi

background: human leukocyte antigen-e (hla-e)is a non-classical major histocompatibility complex (mhc) class i antigens which expressed on extra villous cytotrophoblast, which interacts with nkg2a, is an inhibitory receptor on natural killer (nk) cells and leading to down regulation of immune response in the maternal-fetal interface and provides maternal immune tolerance of the fetus. objective...

Journal: :Sao Paulo medical journal = Revista paulista de medicina 1997
S Daher F Fonseca R Mattar C C Musatti M G de Lima

INTRODUCTION An inhibitory serum factor of mixed lymphocyte culture (MLC) has been associated with successful pregnancy after lymphocyte transfusion in women with unexplained recurrent spontaneous abortions (RSA). OBJECTIVE Investigate whether the inhibitory serum factor of MLC is essential for a successful pregnancy. METHOD Sera from 33 healthy pregnant women and from 40 women with RSA wer...

Fatemi R, Idali F Jeddi Tehrani M Kazemi T Naderi F Zarei S

Background: Unexplained recurrent spontaneous abortion (URSA) has been suggested being associated with the failure of fetal-maternal immunologic tolerance in which the regulatory T lymphocytes (Tregs) play a crucial role. Cytotoxic T lymphocyte-associated antigen 4 (CTLA-4) is expressed transiently on activated T cells and constitutively on Tregs. CTLA-4 interacts with the B7 cell surface molec...

Journal: :international journal of reproductive biomedicine 0
razieh dehghani firoozabadi seyed mehdi klantar seyed mohammad seyed-hasani nasrin ghasemi maryam asgharnia mohammad hasan sheikhha

background: recurrent abortion is a difficult medical problem happening in about 1-2% of fertile women. most spontaneous miscarriages which happen in the first and second trimesters are caused by chromosomal abnormalities. objective: the present study tries to find the rate of chromosomal abnormalities in couples with recurrent pregnancy loss. materials and methods: in total 165 couples were re...

F Marmazi M Barati M Tork zaban S Masihi

Background & Aims: It is believed that uterine septum, because of its effect on infertility and recurrent abortion is very important and pregnancy outcome is obviously improved by hysteroscopic metroplasty (HM). In this study, the probable relationship of uterine septum dimensions (length and width) with infertility and recurrent abortion has been investigated. Methods: This clinical trial was ...

Feizollahi Z, Ghasemi N Honarvar N Kalantar SM Sazegari A Sheikhha MS

Background: This is a case-control study to determine the relationship between endothelial nitric oxide synthase (eNOS) gene -786T/C polymorphism in women with unexplaiend recurrent abortion in comparison with healty women.Materials and Methods: 95 women with history of at least 2 unexplaiend recurrent abortion in the reproductive age range 20-35 years as patients group and 95 healty women (age...

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