Red blood cell glutathione peroxidase activity in female nulligravid and pregnant rats.

abstract：:Establishment and maintenance of pregnancy in the pig involves intricate communication between the developing conceptuses and the maternal endometrium. This process occurs during trophoblast elongation which is spaciotemporally associated with conceptus synthesis and release of IL1B concomitant with pregnancy-specific...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Ross JW,Ashworth MD,Mathew D,Reagan P,Ritchey JW,Hayashi K,Spencer TE,Lucy M,Geisert RD

更新日期：2010-04-28 00:00:00

abstract：BACKGROUND:Pregnant women have high serum concentrations of sex steroid hormones, which are major regulators of paracrine and autocrine responses for many maternal and placental functions. The main purpose of this study was to compare patients with preeclampsia and patients with uncomplicated pregnancies in terms of se...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Lan KC,Lai YJ,Cheng HH,Tsai NC,Su YT,Tsai CC,Hsu TY

更新日期：2020-02-18 00:00:00

abstract：:Polycystic ovary syndrome (PCOS) is a common endocrine disorder, affecting 9-18% of women in reproductive age that causes hyperandrogenism and infertility due to dysfunctional follicular maturation and anovulation. The etiology of PCOS is still poorly known, and information from experimental animal models may help imp...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Paixão L,Ramos RB,Lavarda A,Morsh DM,Spritzer PM

更新日期：2017-02-10 00:00:00

abstract：:The present study evaluates the participation of the vagus nerve in pre-pubertal rats with unilateral ovariectomy on puberty onset, and on progesterone, testosterone and estradiol serum levels, and the compensatory responses of the ovary. Unilateral vagotomy did not modify the onset of puberty in unilaterally ovariect...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Morales L,Ricardo B,Bolaños A,Chavira R,Domínguez R

更新日期：2007-06-13 00:00:00

abstract：BACKGROUND:Di(2-ethylhexyl) phthalate (DEHP) exposure reduces embryo implantations, increases embryonic loss, and decreases fetal body weights. However, whether it is associated with the alteration of luteal function remains unknown. Thus, our aim in this study was to explore the effect and mechanism of DEHP on luteal ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Guo M,Lai L,Zong T,Lin Y,Yang B,Zhang L,Li M,Kuang H

更新日期：2015-03-03 00:00:00

abstract：BACKGROUND:Relaxin levels in seminal plasma have been associated with positive effects on sperm motility and quality, and thus having potential roles in male fertility. However, the origin of seminal relaxin, within the male reproductive tract, and the moment of its release in the vicinity of spermatozoa remain unclear...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Feugang JM,Greene JM,Sanchez-Rodríguez HL,Stokes JV,Crenshaw MA,Willard ST,Ryan PL

更新日期：2015-05-20 00:00:00

abstract：BACKGROUND:Matrix metalloproteinase 2 (MMP-2) has been reported to be an important regulator of cell migration and invasion through degradation of the extracellular matrix (ECM) in many diseases, such as cancer and endometriosis. Here, we found calcium-activated neutral protease 7 (CAPN 7) expression was markedly upreg...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Liu H,Jiang Y,Jin X,Zhu L,Shen X,Zhang Q,Wang B,Wang J,Hu Y,Yan G,Sun H

更新日期：2013-07-15 00:00:00

abstract：BACKGROUND:Limitations in our current knowledge of normative physiologic changes in thyroid function during the periconception window narrow our ability to establish an optimal approach to screening and diagnosis of thyroid disease in pregnant women. The objective of this study was to characterize changes in thyroid fu...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Balthazar U,Steiner AZ

更新日期：2012-03-21 00:00:00

abstract：:During the follicular phase of the primate menstrual cycle, a single follicle usually matures to the preovulatory stage and releases its oocyte for fertilization and the potential establishment of pregnancy. In assisted reproductive technology procedures, it is desirable to override the natural process of follicle sel...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Zeleznik AJ

更新日期：2004-06-16 00:00:00

abstract：BACKGROUND:Despite significant advances in contraceptive options for women, vasectomy and condoms are the only options available for male contraception. Due to this limitation, the burden of contraception resides on the shoulders of females only. Therefore, there is an urgent need to develop a safe, effective and rever...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Chauhan A,Thaper D,Prabha V

更新日期：2020-09-30 00:00:00

abstract：BACKGROUND:Gonadal differentiation in the mammalian fetus involves a complex dose-dependent genetic network. Initiation and progression of fetal ovarian and testicular pathways are accompanied by dynamic expression patterns of thousands of genes. We postulate these expression patterns are regulated by small non-coding ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Torley KJ,da Silveira JC,Smith P,Anthony RV,Veeramachaneni DN,Winger QA,Bouma GJ

更新日期：2011-01-11 00:00:00

abstract：:LINE1 retrotransposons are mobile DNA elements that copy and paste themselves into new sites in the genome. To ensure their evolutionary success, heritable new LINE-1 insertions accumulate in cells that can transmit genetic information to the next generation (i.e., germ cells and embryonic stem cells). It is our hypot...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Lou C,Goodier JL,Qiang R

更新日期：2020-01-21 00:00:00

abstract：BACKGROUND:Pregnancy-associated plasma protein-A2 (PAPP-A2) is consistently upregulated in the placentae of pregnancies complicated by preeclampsia and fetal growth restriction. The causes and significance of this upregulation remain unknown, but it has been hypothesized that it is a compensatory response to improve pl...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Christians JK,Lennie KI,Huicochea Munoz MF,Binning N

更新日期：2018-06-12 00:00:00

abstract：BACKGROUND:To study the expression of Plexin-B1, Glycodelin, and MMP7 during the menstrual cycle in the endometrium and in the fallopian tube. METHODS:The research included women undergoing hysterectomy, tubal sterilization or salpingo-oophoerectomy. Total RNA from endometrial and fallopian tube tissues was extracted ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Amir M,Romano S,Goldman S,Shalev E

更新日期：2009-12-29 00:00:00

abstract：BACKGROUND:In Spanish public hospital Reproduction Units it is very problematic to perform programmed intrauterine insemination (IUI) on weekends, if indicated. Small previous pilot studies suggest that using a GnRH antagonist to avoid an LH weekend surge would allow to perform IUI on the following Monday, not impairin...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gobernado J,Alvarez-Colomo C,Rodriguez-Tabernero L,Barrero L,Fernández-Gómez JM,Schneider J

更新日期：2016-09-02 00:00:00

abstract：BACKGROUND:Estradiol (E2) and progesterone (P) are well known regulators of progesterone receptor (PR) expression in the rat uterus. However, it is not known which receptor subtypes are involved. Little knowledge exist about possible differences in PR regulation through ERalpha or ERbeta, and whether the PR subtypes ar...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Sahlin L,Masironi B,Akerberg S,Eriksson H

更新日期：2006-09-11 00:00:00

abstract：BACKGROUND:High altitude is associated with both low pulse oxygen saturation at birth and more pre-term deliveries. The present study was performed to determine pulse oxygen saturation in newborns at term in Cerro de Pasco (4340 m) and Lima (150 m) to test the hypothesis that low pulse oxygen saturation at birth at hig...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gonzales GF,Salirrosas A

更新日期：2005-09-12 00:00:00

abstract：BACKGROUND:Endometriosis is a known cause of infertility. Differences in immune tolerance caused by regulatory T cells (Tregs) and transforming growth factor-β (TGF-β) are thought to be involved in the pathology of endometriosis. Evidence has indicated that Tregs can be separated into three functionally and phenotypica...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Hanada T,Tsuji S,Nakayama M,Wakinoue S,Kasahara K,Kimura F,Mori T,Ogasawara K,Murakami T

更新日期：2018-02-01 00:00:00

abstract：BACKGROUND:hCG is a term referring to 4 independent molecules, each produced by separate cells and each having completely separate functions. These are hCG produced by villous syncytiotrophoblast cells, hyperglycosylated hCG produced by cytotrophoblast cells, free beta-subunit made by multiple primary non-trophoblastic...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Cole LA

更新日期：2010-08-24 00:00:00

abstract：BACKGROUND:Peripheral and uterine natural killer cells (pNK and uNK cells) are key players in the establishment and maintenance of pregnancy and are disturbed in patients with recurrent miscarriage (RM). Different immunologic risk factors have been proposed between patients with primary RM (pRM, no previous live birth)...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Toth B,Vomstein K,Togawa R,Böttcher B,Hudalla H,Strowitzki T,Daniel V,Kuon RJ

更新日期：2019-08-31 00:00:00

abstract：BACKGROUND:Sperm of poor quality can negatively affect embryo development to the blastocyst stage. The aim of this comparative prospective randomized study was to evaluate the role of an intracytoplasmic morphologically selected sperm injection (IMSI) in the same infertile couples included in the programme of intracyto...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Knez K,Zorn B,Tomazevic T,Vrtacnik-Bokal E,Virant-Klun I

更新日期：2011-08-29 00:00:00

abstract：BACKGROUND:Anti-thyroid antibodies (ATA), even if not associated with thyroid dysfunction, are suspected to cause poorer outcome of in vitro fertilization (IVF). METHODS:We retrospectively analyzed: (a) the prevalence of ATA in euthyroid infertile women, (b) IVF outcome in euthyroid, ATA+ patients, and (c) the effect ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Revelli A,Casano S,Piane LD,Grassi G,Gennarelli G,Guidetti D,Massobrio M

更新日期：2009-11-27 00:00:00

abstract：BACKGROUND:Dehydroepinadrosterone (DHEA) supplementation improves pregnancy chances in women with diminished ovarian reserve (DOR), by possibly reducing aneuploidy. Since a large majority of spontaneous miscarriages are associated with aneuploidy, one can speculate that DHEA supplementation may also reduce miscarriage ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gleicher N,Ryan E,Weghofer A,Blanco-Mejia S,Barad DH

更新日期：2009-10-07 00:00:00

abstract：BACKGROUND:Bovine luteal parenchymal cells express class II major histocompatibility complex (MHC) molecules and stimulate class II MHC-dependent activation of T cells in vitro. The ability of a class II MHC-expressing cell type to elicit a response from T cells in vivo is also dependent on expression of costimulatory ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Cannon MJ,Davis JS,Pate JL

更新日期：2007-01-31 00:00:00

abstract：BACKGROUND:The aim of this study was to determine the relationship between a purported luteinizing hormone/chorionic gonadotropin (LHCGR) high function polymorphism (rs4539842/insLQ) and outcome to controlled ovarian hyperstimulation (COH). METHODS:This was a prospective study of 172 patients undergoing COH at the Fer...

journal_title：Reproductive biology and endocrinology : RB&E

authors： O'Brien TJ,Kalmin MM,Harralson AF,Clark AM,Gindoff I,Simmens SJ,Frankfurter D,Gindoff P

更新日期：2013-07-25 00:00:00

abstract：BACKGROUND:It is not well established whether the increased number of leukocytes in the seminal fluid impairs the outcomes of assisted reproductive technology (ART). This investigation analysed the outcomes of the intracytoplasmic sperm injection (ICSI) and intracytoplasmic morphologically selected sperm injection (IMS...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Cavagna M,Oliveira JB,Petersen CG,Mauri AL,Silva LF,Massaro FC,Baruffi RL,Franco JG Jr

更新日期：2012-06-15 00:00:00

abstract：BACKGROUND:There is limited literature investigating the effects of body mass index (BMI) and androgen level on in vitro fertilization (IVF) outcomes with a gonadotropin-releasing hormone (GnRH)-antagonist protocol in polycystic ovary syndrome (PCOS). Androgen-related variation in the effect of body mass index (BMI) on...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Yang W,Yang R,Lin M,Yang Y,Song X,Zhang J,Yang S,Song Y,Li J,Pang T,Deng F,Zhang H,Wang Y,Li R,Jiao J

更新日期：2018-11-19 00:00:00

abstract：BACKGROUND:Hyperandrogenic conditions have been associated with a high prevalence of endometrial pathologies related to cell survival. However, the action of androgens on proliferation and apoptosis in endometrial cells is poorly understood. Therefore, the aim of the present study was to evaluate the effect of androste...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Maliqueo MA,Quezada S,Clementi M,Bacallao K,Anido M,Johnson C,Vega M

更新日期：2004-12-10 00:00:00

abstract：BACKGROUND:Premutation range CGGn repeats of the FMR1 gene denote risk toward primary ovarian insufficiency (POI), also called premature ovarian failure (POF). This prospective cohort study was undertaken to determine if X-chromosome inactivation skew (sXCI) is associated with variations in FMR1 CGG repeat length and, ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Barad DH,Darmon S,Weghofer A,Latham GJ,Filipovic-Sadic,Wang Q,Kushnir VA,Albertini DF,Gleicher N

更新日期：2017-04-28 00:00:00

abstract：BACKGROUND:Polo-like kinase 1 (Plk1), as a characteristic regulator in meiosis, organizes multiple biological events of cell division. Although Plk1 has been implicated in various functions in somatic cell mitotic processes, considerably less is known regarding its function during the transition from metaphase I (MI) t...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Zhang Z,Chen C,Ma L,Yu Q,Li S,Abbasi B,Yang J,Rui R,Ju S

更新日期：2017-08-29 00:00:00