Impact of seasonality, storage of semen, and sperm head-shape on whole tissue methylation and expression of methylation responsive candidate genes in swine placenta and fetal livers from summer and winter breedings.

abstract：:The aim of this study was to determine the influence of hamster oviductal glycoprotein (oviductin) on in vitro gamete interaction. Oviductin was purified from the oviducts using lithium 3,5-diiodosalicylate, followed by phenol extraction. Immunocytochemistry using indirect fluorescence staining revealed that oviductin...

journal_title：Molecular reproduction and development

authors： Kimura H,Matsuda J,Ogura A,Asano T,Naiki M

更新日期：1994-11-01 00:00:00

abstract：:Abattoir-derived oocytes were exposed to a concentrated cryoprotectant solution (DAP213: 2 M DMSO, 1 M acetamide, 3 M propanediol, and 10% FCS in TCM199) for 1.5 or 5 min at the germinal vesicle (GV) stage or after maturation in vitro (IVM). Their viability was assessed by in vitro fertilization (IVF) and culture (IVC...

journal_title：Molecular reproduction and development

authors： Fuku EJ,Liu J,Downey BR

更新日期：1995-02-01 00:00:00

abstract：:Changes in spermatozoan ultrastructure have been studied during spermiogenesis of the slug Arion rufus (Gastropoda, Pulmonata, Stylommatophora). The ovotestis was investigated during the male stage, definite by the presence of spermatozoa. Some peculiar characteristics are shown by early spermatids: Around the nucleus...

journal_title：Molecular reproduction and development

authors： Pastisson C,Lacorre I

更新日期：1996-04-01 00:00:00

abstract：:The uterus and the placenta synthesize insulin-like growth factors (IGFs) and insulin-like binding proteins (IGFBPs). These growth factors are implicated in processes of proliferation and differentiation that occur in the uterus. To determine the patterns of expression of IGFs during rat pregnancy we used in situ hybr...

journal_title：Molecular reproduction and development

authors： Correia-da-Silva G,Bell SC,Pringle JH,Teixeira N

更新日期：1999-07-01 00:00:00

abstract：:In this study cytoskeletal antigens common to brushtail possum and tammar wallaby spermatozoa were characterised using a monoclonal antibody (PSA-10). Using indirect immunofluorescence, the PSA-10 antibody detected antigens predominantly associated with the midpiece and principal piece of mature, permeabilised marsupi...

journal_title：Molecular reproduction and development

authors： Harris MS,Rodger JC

更新日期：1998-08-01 00:00:00

abstract：:In mammals, Sry, Sox9, and M33 act as regulators at a chromatin level and promote the maturation of embryonic gonads into testes. Recently, it was shown that transcriptional regulation by DNA methylation plays crucial roles in gene expression during the differentiation and development of various cell types. To determi...

journal_title：Molecular reproduction and development

authors： Mizukami T,Kanai Y,Fujisawa M,Kanai-Azuma M,Kurohmaru M,Hayashi Y

更新日期：2008-06-01 00:00:00

abstract：:Configuration of germinal vesicle (GV) chromatin has been studied and found correlated with the developmental competence of oocytes in several mammalian species. A common feature in the configuration of GV chromatin in the species studied so far is that the diffuse chromatin (the so called "NSN" pattern) condenses int...

journal_title：Molecular reproduction and development

authors： Sui HS,Liu Y,Miao DQ,Yuan JH,Qiao TW,Luo MJ,Tan JH

更新日期：2005-06-01 00:00:00

abstract：:A multicolor procedure employing fluorescence in situ hybridization is described for detecting chromosomal domains and germinal aneuploidy in late-step spermatids in mice using DNA probes specific for repetitive sequences near the centromeres of chromosomes 8 and X. These probes were nick-translated with biotin- or di...

journal_title：Molecular reproduction and development

authors： Wyrobek A,Lowe X,Pinkel D,Bishop J

更新日期：1995-02-01 00:00:00

abstract：:Haprin (TRIM36) is a ubiquitin-protein ligase that mediates ubiquitination and subsequent proteasomal degradation of target proteins. It is expressed in the testes in both mice and humans and is thought to be involved in spermiogenesis, the acrosome reaction, and fertilization. However, the functional role of Haprin i...

journal_title：Molecular reproduction and development

authors： Aoki Y,Tsujimura A,Kaseda K,Okabe M,Tokuhiro K,Ohta T,O'Bryan MK,Okuda H,Kitamura K,Ogawa Y,Fujiki T,Wada M,Horie S,Nishimune Y,Tanaka H

更新日期：2020-05-01 00:00:00

abstract：:Specification of primordial germ cells during early embryogenesis is a critical biological issue in reproduction and development. Yet, little is known in marine economic fish species. Vasa, a component of germ plasm, is the most-documented germ cell marker in teleosts. We isolated a full-length vasa cDNA (Smvas) from ...

journal_title：Molecular reproduction and development

authors： Lin F,Xu S,Ma D,Xiao Z,Zhao C,Xiao Y,Chi L,Liu Q,Li J

更新日期：2012-11-01 00:00:00

abstract：:Endometriosis is defined as endometrial tissue outside of the uterine cavity. The pathogenesis of this common disease remains poorly understood. However, the implantation and invasion of the viable cells from retrograde menstruation into the peritoneum is a widely accepted theory. To date, the mechanisms by which cell...

journal_title：Molecular reproduction and development

authors： Chen GT,Tai CT,Yeh LS,Yang TC,Tsai HD

更新日期：2002-07-01 00:00:00

abstract：:Protectin (CD59) is a complement regulatory protein which blocks the membrane attack complex during complement activation. CD59 was identified on the human sperm surface by means of H19, an IgG1 anti-protectin mouse monoclonal antibody. Using indirect immunofluorescence, flow cytometry and immunoperoxidase, CD59 was f...

journal_title：Molecular reproduction and development

authors： Fenichel P,Cervoni F,Hofmann P,Deckert M,Emiliozzi C,Hsi BL,Rossi B

更新日期：1994-07-01 00:00:00

abstract：:Gamete membrane interaction is critical to initiate the development of a new organism. The signaling pathways governing this event, however, are poorly understood. In this report, we provide the first evidence that protein kinase C activity in mouse eggs plays a crucial role in the regulation of this process. Stimulat...

journal_title：Molecular reproduction and development

authors： Akabane H,Fan J,Zheng X,Zhu GZ

更新日期：2007-11-01 00:00:00

abstract：:Acrosomal reaction is an essential prerequisite to fertilization. The changes in lipid composition of sperm membranes cause fusion of the plasma and outer acrosomal membranes that results in the exocytosis of acrosomal contents. We report that both bull and rabbit spermatozoa contain a phosphatidylcholine-specific pho...

journal_title：Molecular reproduction and development

authors： Hinkovska-Galchev V,Srivastava PN

更新日期：1992-11-01 00:00:00

abstract：:Communication between the oocyte and its somatic cells has been shown to be important in oocyte development. Here we examined how the oocyte may be involved in bovine cumulus cell expansion. Intact bovine cumulus oocyte complexes (COC) were obtained by puncturing antral follicles. From the intact COC, oocytectomised c...

journal_title：Molecular reproduction and development

authors： Ralph JH,Telfer EE,Wilmut I

更新日期：1995-10-01 00:00:00

abstract：:Mouse zygotes or halves of zygotes, containing either a female or a male pronucleus, were fused with ovulated metaphase II oocytes. In 59.7% of the resulting hybrid cells, the pronuclei underwent premature chromosome condensation (PCC). In some of these heterokaryons the 2 pronuclei differed in the dynamics of condens...

journal_title：Molecular reproduction and development

authors： Ciemerych MA,Czołowska R

更新日期：1993-01-01 00:00:00

abstract：:The formation of cell membrane following CSF-1 stimulation of a macrophage cell line is coordinated with cell cycle progression. The majority of membrane phospholipid accumulates during the S phase and results from cell-cycle dependent oscillations in the rates of phosphatidylcholine biosynthesis and degradation. Both...

journal_title：Molecular reproduction and development

authors： Jackowski S,Xu XX,Rock CO

更新日期：1997-01-01 00:00:00

abstract：:Connexin 43 (Cx43), a gap junction protein expressed in differentiated granulosa cells, is necessary for normal follicular development. Cx43 expression and regulation by epidermal growth factor (EGF) were characterized in immature rabbit granulosa cells. Cx43 mRNA was expressed in the granulosa cells of primary follic...

journal_title：Molecular reproduction and development

authors： Kennedy KL,Floyd AA,Clarkson AM,Lee VH

更新日期：2003-01-01 00:00:00

abstract：:The expression of stem cell factor (SCF) mRNA and protein was examined in the postnatal rat testis. Northern blot analysis of total RNA from 1-4 days postpartum (dpp) testes showed none or barely detectable levels of the approximately 6.5 kb SCF transcript. At 5 dpp, there was a striking elevation in this mRNA, a timi...

journal_title：Molecular reproduction and development

authors： Munsie M,Schlatt S,deKretser DM,Loveland KL

更新日期：1997-05-01 00:00:00

abstract：:In vitro oocyte maturation followed by in vitro fertilization (IVM/IVF) success in the domestic cat remains inferior to commonly studied livestock or laboratory species. The objectives here were (1) to histologically assess atresia status of freshly excised follicle/oocyte complexes, and (2) to evaluate taphonomic cha...

journal_title：Molecular reproduction and development

authors： Wood TC,Montali RJ,Wildt DE

更新日期：1997-02-01 00:00:00

abstract：:Germinal vesicle (GV) breakdown in mammalian oocytes is regulated by the activation of maturation promoting factor (MPF). We investigated a specific cdc2 kinase inhibitor, roscovitine, to maintain pig oocytes in the GV stage. Cumulus-oocyte complexes (COCs) were aspirated from slaughterhouse ovaries and cultured for 4...

journal_title：Molecular reproduction and development

authors： Ju JC,Tsay C,Ruan CW

更新日期：2003-04-01 00:00:00

abstract：:Members of the Binder of SPerm (BSP) superfamily have been identified in both human and mouse epididymis. These proteins are known to bind sperm membrane and promote sperm capacitation. Studies suggest that BSPH2 might play a different role in sperm functions from its counterparts; however, the role of BSPH2 remains m...

journal_title：Molecular reproduction and development

authors： Eskandari-Shahraki M,Prud'homme B,Manjunath P

更新日期：2018-08-01 00:00:00

abstract：:The cumulus cells that surround the mammalian oocyte become dispersed following the preovulatory surge of the pituitary gonadotropin, luteinizing hormone (LH). We have examined cumulus-oocyte complexes of PMSG-primed immature rats before and at 1, 2, 3, 4, 6, and 8 hr after injection of human chorionic gonadotropin (h...

journal_title：Molecular reproduction and development

authors： Phillips DM,Dekel N

更新日期：1991-03-01 00:00:00

abstract：:This study was carried out to examine the participation of epidermal growth factor (EGF)-like peptides in the induction of germinal vesicle breakdown (GVB) in mouse cumulus cell-enclosed oocytes (CEO). The EGF-like peptide, amphiregulin (AR), dose-dependently stimulated meiotic resumption in CEO, but not denuded oocyt...

journal_title：Molecular reproduction and development

authors： Downs SM,Chen J

更新日期：2008-01-01 00:00:00

abstract：:The aim of the present study was to investigate the implication of protein kinase C (PKC) in the mouse egg activation process. We used OAG (1-oleoyl-2-acetyl-sn-glycerol) as a PKC activator, calphostin C as a specific PKC inhibitor, and the calcium ionophore A23187 as a standard parthenogenetic agent. The exposure of ...

journal_title：Molecular reproduction and development

authors： Colonna R,Tatone C,Francione A,Rosati F,Callaini G,Corda D,Di Francesco L

更新日期：1997-10-01 00:00:00

abstract：:Expression of ovine interferon-tau (oIFNtau), a factor essential for the process of maternal recognition of pregnancy in ruminant ungulates, is restricted to the trophoblast. However, the molecular mechanisms by which oIFNtau expression is restricted to the trophectoderm have not been fully elucidated. The objective o...

journal_title：Molecular reproduction and development

authors： Imakawa K,Kim MS,Matsuda-Minehata F,Ishida S,Iizuka M,Suzuki M,Chang KT,Echternkamp SE,Christenson RK

更新日期：2006-05-01 00:00:00

abstract：:The maturation of various aspects of sperm function have been demonstrated in monkey and human epididymal sperm, including the ability to undergo the acrosome reaction. The present study aimed to investigate the maturational changes in non-human primate sperm in the signal transduction mechanisms leading to the acroso...

journal_title：Molecular reproduction and development

authors： Yeung CH,Weinbauer GF,Cooper TG

更新日期：1999-10-01 00:00:00

abstract：:Several proteins with phosphorylated tyrosine residues have been shown to be closely involved in the control meiotic nuclear division. We identified a 42-kD protein in pig oocytes, using a polyclonal antibody to a synthetic phosphotyrosine construct that increases significantly in amount after 12 hr of maturation cult...

journal_title：Molecular reproduction and development

authors： Miyano T,Moor RM,Wooding FB,Shiroo M

更新日期：1996-07-01 00:00:00

abstract：:A novel gene Ggnbp1 was identified during yeast two-hybrid screening of gametogenetin protein 1 (GGN1)-interacting proteins. Ggnbp1 gene was found in mouse, rat, and human genomes but not in sequenced yeast, worms, fly, or fish genomes. Northern blotting analysis revealed that the gene was specifically expressed in th...

journal_title：Molecular reproduction and development

authors： Zhou Y,Zhao Q,Bishop CE,Huang P,Lu B

更新日期：2005-03-01 00:00:00

abstract：:Global warming represents a major stressful environmental condition that compromises the reproductive efficiency of animals and humans via a rise of body temperature above its physiological homeothermic point (heat stress [HS]). The injuries caused by HS on reproductive function involves both male and female component...

journal_title：Molecular reproduction and development

authors： Boni R

更新日期：2019-10-01 00:00:00