Homocysteine--a pathophysiological cornerstone in obstetrical and gynaecological disorders?

abstract：BACKGROUND:Androgens, FSH, anti-Müllerian hormone (AMH) and estradiol (E2) are essential in human ovarian folliculogenesis. However, the interactions between these four players is not fully understood. OBJECTIVES AND RATIONALE:The purpose of this review is to highlight the chronological sequence of the appearance and ...

journal_title：Human reproduction update

authors： Dewailly D,Robin G,Peigne M,Decanter C,Pigny P,Catteau-Jonard S

更新日期：2016-11-01 00:00:00

abstract：BACKGROUND:First-trimester miscarriage affects up to a quarter of women worldwide. With many competing treatment options available, there is a need for a comprehensive evidence synthesis. OBJECTIVES AND RATIONALE:We conducted a systematic review and network meta-analysis to assess the effectiveness and safety of treat...

journal_title：Human reproduction update

authors： H Al Wattar B,Murugesu N,Tobias A,Zamora J,Khan KS

更新日期：2019-05-01 00:00:00

abstract：:Cryopreservation of testicular tissue might benefit prepubertal boys who must undergo chemotherapy or radiotherapy. Cryopreservation of testicular tissue and testicular cells for intracytoplasmic sperm injection (ICSI) is feasible and widely applied. Testicular tissue from prepubertal boys can also be frozen, by apply...

journal_title：Human reproduction update

authors： Hovatta O

更新日期：2001-07-01 00:00:00

abstract：:Great progress had been achieved during the last 20 years in the field of ovulation induction in patients with polycystic ovary syndrome (PCOS). Clomiphene citrate remains the first line of treatment for all anovulatory women with PCOS, since in properly selected patients the cumulative pregnancy rate approaches that ...

journal_title：Human reproduction update

authors： Messinis IE,Milingos SD

更新日期：1997-05-01 00:00:00

abstract：:From a public health viewpoint, the intrauterine device (IUD) is the most widely used contraceptive method in the world. Prevalence rates range among countries from 2 to 80% of contraceptive users. During 5 years of IUD use, pregnancy occurs in less than 2 per 100 insertions. Bleeding and pain are the most common reas...

journal_title：Human reproduction update

authors： ESHRE Capri Workshop Group.

更新日期：2008-05-01 00:00:00

abstract：UNLABELLED:BACKGROUND; Combined oral contraceptives (COCs) reduce levels of androgen, especially testosterone (T), by inhibiting ovarian and adrenal androgen synthesis and by increasing levels of sex hormone-binding globulin (SHBG). Although this suppressive effect has been investigated by numerous studies over many ye...

journal_title：Human reproduction update

authors： Zimmerman Y,Eijkemans MJ,Coelingh Bennink HJ,Blankenstein MA,Fauser BC

更新日期：2014-01-01 00:00:00

abstract：:Ca(2+) is a ubiquitous intracellular messenger which encodes information by temporal and spatial patterns of concentration. In spermatozoa, several key functions, including acrosome reaction and motility, are regulated by cytoplasmic Ca(2+) concentration. Despite the very small size and apparent structural simplicity ...

journal_title：Human reproduction update

authors： Jimenez-Gonzalez C,Michelangeli F,Harper CV,Barratt CL,Publicover SJ

更新日期：2006-05-01 00:00:00

abstract：:Uterine malformations consist of a group of miscellaneous congenital anomalies of the female genital system. Their mean prevalence in the general population and in the population of fertile women is approximately 4.3%, in infertile patients approximately 3.5% and in patients with recurrent pregnancy losses approximate...

journal_title：Human reproduction update

authors： Grimbizis GF,Camus M,Tarlatzis BC,Bontis JN,Devroey P

更新日期：2001-03-01 00:00:00

abstract：BACKGROUND:Mast cells (MCs) are the classical mediators of allergy, however, their importance in the development of innate and adaptive immune responses is increasingly being recognized. Herein, the present MC literature is summarized, with particular focus on studies of MCs in the endometrium and myometrium, and their...

journal_title：Human reproduction update

authors： Menzies FM,Shepherd MC,Nibbs RJ,Nelson SM

更新日期：2011-05-01 00:00:00

abstract：BACKGROUND:Estrogens are known to orchestrate reproductive events and to regulate the immune system during infections and following tissue damage. Recent findings suggest that, in the absence of any danger signal, estrogens trigger the physiological expansion and functional specialization of macrophages, which are immu...

journal_title：Human reproduction update

authors： Pepe G,Locati M,Della Torre S,Mornata F,Cignarella A,Maggi A,Vegeto E

更新日期：2018-11-01 00:00:00

abstract：:Sperm transport from the cervix into the tube is an important uterine function within the process of reproduction. This function is exerted by uterine peristalsis and is controlled by the dominant ovarian structure via a cascade of endocrine events. The uterine peristaltic activity involves only the stratum subvascula...

journal_title：Human reproduction update

authors： Kunz G,Herbertz M,Noe M,Leyendecker G

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:The prevalence of congenital uterine anomalies in high-risk women is unclear, as several different diagnostic approaches have been applied to different groups of patients. This review aims to evaluate the prevalence of such anomalies in unselected populations and in women with infertility, including those un...

journal_title：Human reproduction update

authors： Chan YY,Jayaprakasan K,Zamora J,Thornton JG,Raine-Fenning N,Coomarasamy A

更新日期：2011-11-01 00:00:00

abstract：:There has been an improvement in the blastocyst rates achieved following in-vitro embryo production that can largely be attributed to improved embryo culture conditions based on an increased knowledge of the in-vivo environment, as well as the metabolic needs of the embryo. Despite this, in-vitro oocyte maturation (IV...

journal_title：Human reproduction update

authors： Sutton ML,Gilchrist RB,Thompson JG

更新日期：2003-01-01 00:00:00

abstract：:It has long been known that the testis is an immunologically privileged site in the body, and that human seminal plasma possesses a generalized immunosuppressive activity. Multiple factors participate in the establishment of immunotolerance in the testis: the blood-tubular barrier; the local production of immunosuppre...

journal_title：Human reproduction update

authors： Filippini A,Riccioli A,Padula F,Lauretti P,D'Alessio A,De Cesaris P,Gandini L,Lenzi A,Ziparo E

更新日期：2001-09-01 00:00:00

abstract：BACKGROUND:Monoamines play important roles in decidualization, implantation, immune modulation and inflammation. Furthermore, monoamines are potent vasoactive mediators that regulate blood flow and capillary permeability. Regulation of the uterine blood flow is important both during menstruation and pregnancy. Adequate...

journal_title：Human reproduction update

authors： Hansson SR,Bottalico B,Noskova V,Casslén B

更新日期：2009-03-01 00:00:00

abstract：BACKGROUND:Fear from increased cancer risk is one of the most significant reasons for low acceptance of reliable contraceptive methods and low compliance. METHODS:In this review, we included all cohort and case-control studies published in English up to December 2008. They were identified through a search of the liter...

journal_title：Human reproduction update

authors： Cibula D,Gompel A,Mueck AO,La Vecchia C,Hannaford PC,Skouby SO,Zikan M,Dusek L

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND:IUI for unexplained infertility can be performed in a natural cycle or in combination with ovarian stimulation. A disadvantage of ovarian stimulation is an increased risk of multiple pregnancies with its inherent maternal and neonatal complication risks. Stimulation agents for ovarian stimulation are clomiph...

journal_title：Human reproduction update

authors： Danhof NA,Wang R,van Wely M,van der Veen F,Mol BWJ,Mochtar MH

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND:Activins are members of the pleiotrophic family of the transforming growth factor-beta (TGF-β) superfamily of cytokines, initially isolated for their capacity to induce the release of FSH from pituitary extracts. Subsequent research has demonstrated that activins are involved in multiple biological functions...

journal_title：Human reproduction update

authors： Wijayarathna R,de Kretser DM

更新日期：2016-04-01 00:00:00

abstract：BACKGROUND:Human pregnancy requires robust hemostasis to prevent hemorrhage during extravillous trophoblast (EVT) invasion of the decidualized endometrium, modification of spiral arteries and post-partum processes. However, decidual hemorrhage (abruption) can occur throughout pregnancy from poorly transformed spiral ar...

journal_title：Human reproduction update

authors： Schatz F,Guzeloglu-Kayisli O,Arlier S,Kayisli UA,Lockwood CJ

更新日期：2016-06-01 00:00:00

abstract：:Relatively recent discoveries of the hormone disrupting properties of some pesticides have raised interest in how contemporary pesticide exposures, which primarily take the form of low level environmental or occupational exposures, impact spermatogenesis. The objective of the present review was to summarize results to...

journal_title：Human reproduction update

authors： Perry MJ

更新日期：2008-05-01 00:00:00

abstract：:Leiomyomata represent the most common gynaecological tumour in women of reproductive age, and are the primary indication for hysterectomy in the USA. Cytogenetic and genetic studies have, in recent years, advanced our understanding of the aetiology of these tumours. Cytogenetic aberrations involving chromosomes 6, 7, ...

journal_title：Human reproduction update

authors： Ligon AH,Morton CC

更新日期：2001-01-01 00:00:00

abstract：BACKGROUND:The drug research and development (R&D) for endometriosis/adenomyosis has been painfully slow. Most completed clinical trials on endometriosis did not publish their results, and presumably failed. While few published trials did report how they foundered, the reasons why they failed are often completely uncle...

journal_title：Human reproduction update

authors： Guo SW,Groothuis PG

更新日期：2018-09-01 00:00:00

abstract：:Significant association between endometriosis, including minor endometriosis, and infertility (or strictly subfertility) is shown by prevalence studies, but a causal relationship has not been established. This review focuses on evidence for pituitary-ovarian dysfunction as a cause for the subfertility. A methodologica...

journal_title：Human reproduction update

authors： Cahill DJ,Hull MG

更新日期：2000-01-01 00:00:00

abstract：:As soon as leptin was discovered four years ago, its potential as a player in the polycystic ovary syndrome (PCOS) was explored in a primitive way, though little light was shed on the enigma that is PCOS. As a second wave of leptin research is now available, we review how the expanded role of the cytokine in reproduct...

journal_title：Human reproduction update

authors： Jacobs HS,Conway GS

更新日期：1999-03-01 00:00:00

abstract：BACKGROUND:Ovarian hyperstimulation syndrome (OHSS) typically occurs when ovaries are primed with FSH/LH and subsequently exposed to hCG. The ultimate pathophysiological step underlying this clinical picture is increased vascular permeability (VP). METHODS:A search of the literature was carried out using PubMed and th...

journal_title：Human reproduction update

authors： Soares SR,Gómez R,Simón C,García-Velasco JA,Pellicer A

更新日期：2008-07-01 00:00:00

abstract：:Nitric oxide (NO) is an important mediator of paracrine interactions, especially within the vascular system. It is a powerful inhibitor of platelet aggregation and a potent vasodilator. NO is also a neurotransmitter and it plays a role in cell-mediated cytotoxicity. NO-generating enzymes (nitric oxide synthases, NOS) ...

journal_title：Human reproduction update

authors： Cameron IT,Campbell S

更新日期：1998-09-01 00:00:00

abstract：:Apoptosis is a selective process for deletion of cells in various biological systems. This event, similar to proliferation, is tightly regulated, with both processes playing essential roles in the homeostasis of renewable tissues. In human endometrium, proliferation and apoptosis occur at opposing poles of the menstru...

journal_title：Human reproduction update

authors： Tabibzadeh S

更新日期：1995-07-01 00:00:00

abstract：BACKGROUND:The aim of this systematic review and meta-analysis was to evaluate whether the addition of GnRH agonist for luteal support in ICSI/IVF cycles enhances the probability of live birth. METHODS:Systematic literature search (MEDLINE, EMBASE, CENTRAL and RCT registries) was conducted to identify relevant randomi...

journal_title：Human reproduction update

authors： Kyrou D,Kolibianakis EM,Fatemi HM,Tarlatzi TB,Devroey P,Tarlatzis BC

更新日期：2011-11-01 00:00:00

abstract：:Maternal use of marijuana, in which the exocannabinoid Delta(9)-tetrahydrocannabinol is the most active psychoactive ingredient, is known to have adverse effects on various aspects of reproduction including ovulation, spermatogenesis, implantation and pregnancy duration. Endogenous cannabinoids of which Anandamide is ...

journal_title：Human reproduction update

authors： Taylor AH,Ang C,Bell SC,Konje JC

更新日期：2007-09-01 00:00:00

abstract：:Gestational surrogacy is a treatment option available to women with certain clearly defined medical problems, usually an absent uterus, to help them have their own genetic children. IVF allows the creation of embryos from the gametes of the commissioning couple and subsequent transfer of these embryos to the uterus of...

journal_title：Human reproduction update

authors： Brinsden PR

更新日期：2003-09-01 00:00:00