UBE2B mRNA alterations are associated with severe oligozoospermia in infertile men.

abstract：:Advanced glycation end products (AGEs) affect the follicular microenvironment. The close relationship between AGEs, proinflammatory cytokine production and activation of the unfolded protein response (UPR), which involves activating transcription factor 4 (ATF4), is crucial for regulation of various cellular functions...

journal_title：Molecular human reproduction

authors： Takahashi N,Harada M,Azhary JMK,Kunitomi C,Nose E,Terao H,Koike H,Wada-Hiraike O,Hirata T,Hirota Y,Koga K,Fujii T,Osuga Y

更新日期：2019-11-30 00:00:00

abstract：:Follicular prostaglandin concentrations increase following the gonadotrophin surge in domestic animals and rodents approximately 10 h before follicle rupture, suggesting a unifying role for prostaglandins in the timing of ovulation. However, little is known about prostaglandin production by the primate ovulatory folli...

journal_title：Molecular human reproduction

authors： Duffy DM,Stouffer RL

更新日期：2001-08-01 00:00:00

abstract：:Matrix metalloproteinases (MMP), tissue inhibitors of metalloproteinases (TIMP), and MMP-TIMP interactions may contribute to the highly programmed process of embryo implantation. The loss of the delicate MMP-TIMP balance may lead to abnormal implantation. The role of TIMP-4 in mouse implantation has not been reported....

journal_title：Molecular human reproduction

authors： Zhang J,Zhao YG,Cao YJ,Sang QX,Duan EK

更新日期：2003-03-01 00:00:00

abstract：:The objectives of this study were to determine if human ejaculated sperm exhibit active caspases and if caspase-dependent apoptosis markers are identifiable. Sperm from fertile donors and infertile patients were examined after gradient separation into leukocyte-free fractions of high and low motility. Sperm were evalu...

journal_title：Molecular human reproduction

authors： Weng SL,Taylor SL,Morshedi M,Schuffner A,Duran EH,Beebe S,Oehninger S

更新日期：2002-11-01 00:00:00

abstract：:The Drosophila melanogaster staufen gene encodes an RNA binding protein (Dm Stau) required for the localization and translational repression of mRNAs within the Drosophila oocyte. In mammals translational repression is important for normal spermatogenesis in males and storage of mRNAs in the oocytes of females. In the...

journal_title：Molecular human reproduction

authors： Saunders PT,Pathirana S,Maguire SM,Doyle M,Wood T,Bownes M

更新日期：2000-11-01 00:00:00

abstract：:During folliculogenesis, the gonadotrophin (GTH)-dependent phase begins at the small antral follicle stage and ends with Graafian follicles. In this study, pregnant mare's serum GTH was used to induce GTH-dependent folliculogenesis in mice, following which the developmental events that follicles undergo, as well as th...

journal_title：Molecular human reproduction

authors： Chen Y,Wang X,Yang C,Liu Q,Ran Z,Li X,He C

更新日期：2020-12-10 00:00:00

abstract：:Endometriosis, the presence of ectopic endometrial tissue outside the uterine cavity, is a common disease affecting women during their reproductive years. The aim of this study was to identify the molecular mechanism of transcriptional regulation of inflammatory cyclooxygenase-2 (COX-2) gene during endometriosis by hy...

journal_title：Molecular human reproduction

authors： Kim KH,Kim HY,Kim HH,Lee KS,Cheong J

更新日期：2011-11-01 00:00:00

abstract：:Nuclear oligomerization domains (NODs) are cytosolic pattern recognition receptors (PRRs), present in epithelial cells, monocytes and dendritic cells. This study details their expression, regulation and role in human endometrium. Real-time PCR showed that NOD1 mRNA is constitutively expressed in endometrium. NOD2 is u...

journal_title：Molecular human reproduction

authors： King AE,Horne AW,Hombach-Klonisch S,Mason JI,Critchley HO

更新日期：2009-05-01 00:00:00

abstract：:Imprinted genes are characterized by expression of only one of the two alleles according to its inheritance from the mother or the father. This mono-allelic expression must arise from primary differential epigenetic modification of the parental alleles of the imprinted gene in the spermatozoon and the oocyte. Most of ...

journal_title：Molecular human reproduction

authors： Salpekar A,Huntriss J,Bolton V,Monk M

更新日期：2001-09-01 00:00:00

abstract：:Mitochondrial DNA (mtDNA) deletions are present in both human oocytes and embryos. It has been found that these tissues contain a mtDNA mutation which is present in high amounts in patients with Kearns-Sayre syndrome (KSS) and progressive external ophthalmoplegia. In the present study, the frequency of this KSS deleti...

journal_title：Molecular human reproduction

authors： Brenner CA,Wolny YM,Barritt JA,Matt DW,Munné S,Cohen J

更新日期：1998-09-01 00:00:00

abstract：:Genes containing the evolutionarily conserved homeodomain sequence encode a family of DNA-binding transcription factors whose functions are crucial for embryonic development in vertebrates, invertebrates and plants. We describe the detection and analysis of transcripts of homeobox-containing genes present in cDNA libr...

journal_title：Molecular human reproduction

authors： Adjaye J,Monk M

更新日期：2000-08-01 00:00:00

abstract：:Sperm are motile cells. Thus, a significant component of the spermatogenic cycle is devoted to the formation of flagellum, a process that must be coordinated to insure proper construction. To document the temporal pattern of flagellar gene expression, we employed real-time PCR to assess changes in accumulation of a co...

journal_title：Molecular human reproduction

authors： Horowitz E,Zhang Z,Jones BH,Moss SB,Ho C,Wood JR,Wang X,Sammel MD,Strauss JF 3rd

更新日期：2005-04-01 00:00:00

abstract：:Oxidative stress is a major aetiology in many pathologies, including that of male infertility. Recent evidence in somatic cells has linked oxidative stress to the induction of a novel cell death modality termed ferroptosis. However, the induction of this iron-regulated, caspase-independent cell death pathway has never...

journal_title：Molecular human reproduction

authors： Bromfield EG,Walters JLH,Cafe SL,Bernstein IR,Stanger SJ,Anderson AL,Aitken RJ,McLaughlin EA,Dun MD,Gadella BM,Nixon B

更新日期：2019-05-01 00:00:00

abstract：:The molecular mechanism of stress-associated reproductive dysfunction is complex and largely unknown. This study was designed to systematically analyze molecular effects of systemic in vivo blockade of α1-adrenergic receptors (α1-ADRs) on stress-induced disturbance of cAMP/cGMP signaling in testosterone-producing Leyd...

journal_title：Molecular human reproduction

authors： Stojkov NJ,Baburski AZ,Bjelic MM,Sokanovic SJ,Mihajlovic AI,Drljaca DM,Janjic MM,Kostic TS,Andric SA

更新日期：2014-01-01 00:00:00

abstract：:Oocyte vitrification has been introduced into clinical settings without extensive pre-clinical safety testing. In this study, we analysed major safety aspects of human oocyte vitrification in a high security closed system: (i) chromosomal meiotic segregation, (ii) embryonic developmental kinetics and (iii) DNA (hydrox...

journal_title：Molecular human reproduction

authors： De Munck N,Petrussa L,Verheyen G,Staessen C,Vandeskelde Y,Sterckx J,Bocken G,Jacobs K,Stoop D,De Rycke M,Van de Velde H

更新日期：2015-06-01 00:00:00

abstract：:The identification of polymorphisms in genes encoding proinflammatory cytokines that affect transcription or the secretion rate has opened new ways to understand the variation in responses to infection during pregnancy. In this study, human amniochorion carrying hyper-responsive alleles of tumour necrosis factor-alpha...

journal_title：Molecular human reproduction

authors： Hernandez-Guerrero C,Monzon-Bordonaba F,Jimenez-Zamudio L,Ahued-Ahued R,Arechavaleta-Velasco F,Strauss JF 3rd,Vadillo-Ortega F

更新日期：2003-10-01 00:00:00

abstract：:The distribution and size of a surface membrane antigen identified by a monoclonal antibody (MAC9393) have been examined in testicular and epididymal bovine sperm preparations. Western blots indicated a substantial decrease in molecular mass of the antigen during epididymal maturation from approximately 87 kDa in the ...

journal_title：Molecular human reproduction

authors： Howes EA,Hurst S,Laslop A,Jones R

更新日期：1998-07-01 00:00:00

abstract：:Placental trophoblast cells are unique endocrine cells that play vital roles during the processes of embryonic implantation and placentation. However, research into the function of human trophoblast has been largely restrained mainly due to a lack of adequate cell models. A normal placenta-origin cytotrophoblast cell ...

journal_title：Molecular human reproduction

authors： Wang YL,Qiu W,Feng HC,Li YX,Zhuang LZ,Wang Z,Liu Y,Zhou JQ,Zhang DH,Tsao GS

更新日期：2006-07-01 00:00:00

abstract：:Successful pregnancy in humans depends on deep invasion of the maternal decidua by extravillous trophoblast cells (EVTs), a process regulated by autocrine and paracrine signals in the decidual-trophoblast microenvironment. Here we examined whether trophoblast invasion is affected by decidual differentiation of endomet...

journal_title：Molecular human reproduction

authors： Gonzalez M,Neufeld J,Reimann K,Wittmann S,Samalecos A,Wolf A,Bamberger AM,Gellersen B

更新日期：2011-07-01 00:00:00

abstract：:The aetiology of cryptorchidism is for the most part unknown and appears to be multifactorial. Recently, a product of Leydig cells termed Leydig insulin-like hormone (INSL3) has been proposed as a putative trophic hormone of the first part of descent. Absence of Insl3 in male mice results in bilateral cryptorchidism a...

journal_title：Molecular human reproduction

authors： Krausz C,Quintana-Murci L,Fellous M,Siffroi JP,McElreavey K

更新日期：2000-04-01 00:00:00

abstract：:MicroRNAs (miRNAs) are small, noncoding RNAs that negatively regulate gene expression post-transcriptionally. We explored whether connexin 43 (Cx43) was differently expressed in luteinized granulosa cells from women with polycystic ovary syndrome (PCOS) compared with luteinized granulosa cells from women with a normal...

journal_title：Molecular human reproduction

authors： Jiang L,Huang H,Qian Y,Li Y,Chen X,Di N,Yang D

更新日期：2020-08-01 00:00:00

abstract：:After meiosis, during the final stages of spermatogenesis, the haploid male genome undergoes major structural changes, resulting in a shift from a nucleosome-based genome organization to the sperm-specific, highly compacted nucleoprotamine structure. Recent data support the idea that region-specific programming of the...

journal_title：Molecular human reproduction

authors： Govin J,Gaucher J,Ferro M,Debernardi A,Garin J,Khochbin S,Rousseaux S

更新日期：2012-01-01 00:00:00

abstract：:A number of placental cytokines participate in the feto-maternal defence mechanism. Monocyte chemotactic and activating factor (MCAF) is one of these chemokines. We investigated the pattern of placental MCAF production, the localization of MCAF-producing cells in the placenta, and alterations in its expression in chor...

journal_title：Molecular human reproduction

authors： Shimoya K,Matsuzaki N,Sawai K,Saji F,Murata Y,Yasumoto K,Su S,Mukaida N,Matsushima K

更新日期：1998-04-01 00:00:00

abstract：:Human endometrium is the major organ that produces glycodelin A (GdA). The production of endometrial GdA causes a fluctuation of the peripheral glycodelin concentrations in women during the menstrual cycle and pregnancy. It has recently been reported that the rise of plasma concentrations of glycodelin is correlated w...

journal_title：Molecular human reproduction

authors： Tseng L,Zhu HH,Mazella J,Koistinen H,Seppälä M

更新日期：1999-04-01 00:00:00

abstract：:We have entered a new era of genomics in biomedical research with the availability of genome-wide sequences and expression data, resulting in the identification of a huge number of novel reproductive genes. The challenge we are facing today is how to determine the function of those novel and known genes and their role...

journal_title：Molecular human reproduction

authors： Lee T,Shah C,Xu EY

更新日期：2007-11-01 00:00:00

abstract：:A complete hydatidiform mole (CHM) is an abnormal pregnancy with hyperproliferative vesicular trophoblast and no fetal development. Most CHM are sporadic and androgenetic, but recurrent HM have biparental inheritance (BiHM) with disrupted DNA methylation at differentially methylated regions (DMRs) of imprinted loci. S...

journal_title：Molecular human reproduction

authors： Kou YC,Shao L,Peng HH,Rosetta R,del Gaudio D,Wagner AF,Al-Hussaini TK,Van den Veyver IB

更新日期：2008-01-01 00:00:00

abstract：:Tyrosine nitration is a widely used marker of peroxynitrite (ONOO-) produced from the reaction of nitric oxide (NO.) with superoxide (O2(.-)). Since human spermatozoa are able to produce both NO. and O2(.-) during capacitation in vitro, we investigated whether spontaneous tyrosine nitration of proteins occurs in human...

journal_title：Molecular human reproduction

authors： Herrero MB,de Lamirande E,Gagnon C

更新日期：2001-10-01 00:00:00

abstract：:Prader-Willi syndrome (PWS) is a genomic disorder mostly caused by deletions of 15q11-q13 region (70%). It has been suggested that the particular genomic architecture of 15q11-q13 region, characterized to be flanked by low copy repeats, could predispose it to Non-Allelic Homologous Recombination (NAHR). However, no st...

journal_title：Molecular human reproduction

authors： Molina O,Blanco J,Vidal F

更新日期：2010-05-01 00:00:00

abstract：:Intense macrophage infiltration is observed during luteolysis in various animals including women; however, we still do not know how macrophage infiltration into the human corpus luteum (CL) during luteolysis is regulated. In this study, we examined the expression, localization and regulation of an important chemokine ...

journal_title：Molecular human reproduction

authors： Nio-Kobayashi J,Kudo M,Sakuragi N,Kimura S,Iwanaga T,Duncan WC

更新日期：2015-08-01 00:00:00

abstract：:Olfactory receptors are G protein-coupled transmembrane receptors. Genes encoding olfactory receptors constitute a large gene family of approximately 1000 total member genes. In mammals, a subset of member genes is specifically expressed in the testis (and not in the olfactory mucosa) and olfactory receptor proteins h...

journal_title：Molecular human reproduction

authors： Goto T,Salpekar A,Monk M

更新日期：2001-06-01 00:00:00