Reflections on E. E. Just, Black Apollo of Science, and the experiences of African American scientists.

abstract：:PLAC1 is a recently described, trophoblast-specific gene that localizes to a region of the X-chromosome important in placental development. Immunohistochemical analysis demonstrated that PLAC1 polypeptide localizes to the differentiated syncytiotrophoblast throughout gestation (8-41 weeks) as well as a small populatio...

journal_title：Molecular reproduction and development

authors： Massabbal E,Parveen S,Weisoly DL,Nelson DM,Smith SD,Fant M

更新日期：2005-07-01 00:00:00

abstract：:Embryonal carcinoma (EC) cells are used widely as a model system for studying the expression of developmentally regulated genes, in particular genes that are regulated at the transcriptional level when EC cells differentiate. This review focuses on the molecular mechanisms that govern the transcription of the fibrobla...

journal_title：Molecular reproduction and development

authors： Lamb KA,Rizzino A

更新日期：1998-10-01 00:00:00

abstract：:Embryonic stem (ES) cell lines are routinely derived from in vivo produced blastocysts. We investigated the efficiency of ES cells derivation from in vitro produced blastocysts either in monoculture or sequential culture. Zygotes from hybrid F1 B6D2 mice were cultured in vitro to the blastocyst stage in Potassium (K(+...

journal_title：Molecular reproduction and development

authors： Liu J,Schoonjans L,Tielens S,Speleman F,Cornelissen M,De Sutter P,Dhont M,Van der Elst J

更新日期：2006-08-01 00:00:00

abstract：:To establish reliable criteria for the evaluation of nuclear donor embryos, we studied the effect of cell number and cell size of in vitro produced day 6 donor morulae on the rate of blastocyst formation following nuclear transfer to in vitro matured oocytes. In experiment 1, donor embryos were divided into three grou...

journal_title：Molecular reproduction and development

authors： Zakhartchenko V,Wolf E,Palma GA,Brem G

更新日期：1995-09-01 00:00:00

abstract：:Acrosin (ACR), a serine proteinase located in the acrosome of the sperm, has been presumed to be involved in the recognition and binding of the sperm to the zona pellucida of the ovum and the sperm penetration through the zona pellucida. To examine the function of acrosin in vivo, we have generated mice carrying a mut...

journal_title：Molecular reproduction and development

authors： Adham IM,Nayernia K,Engel W

更新日期：1997-03-01 00:00:00

abstract：:Cattle consuming endophyte-infected tall fescue grass have an associated reduction in circulating progesterone and reduced reproductive rates. In this study, commercially available rat microarrays were used to analyze the gene expression in luteal tissues from heifers fed endophyte-free fescue, endophyte-infected fesc...

journal_title：Molecular reproduction and development

authors： Jones KL,King SS,Iqbal MJ

更新日期：2004-02-01 00:00:00

abstract：:The mouse metallothionein (MT) gene family consists of four known members (MT-I through IV) clustered on chromosome 8. Studies reported herein examine the expression and regulation of the MT-III and MT-IV genes in specific cell types in the maternal reproductive tract, developing embryo, and fetus known to express the...

journal_title：Molecular reproduction and development

authors： Liang L,Fu K,Lee DK,Sobieski RJ,Dalton T,Andrews GK

更新日期：1996-01-01 00:00:00

abstract：:The ability of synthetic arginine-glycine-aspartic acid (RGD)-containing peptides to induce intracellular calcium transients similar to those observed at fertilization by spermatozoa in the bovine has been reported (Campbell et al., 2000: Biol Reprod 62:1702-1709; Sessions et al., 2006. Mol Reprod Dev). These results ...

journal_title：Molecular reproduction and development

authors： White KL,Passipieri M,Bunch TD,Campbell KD,Pate B

更新日期：2007-01-01 00:00:00

abstract：:The mRNAs of the nuclear encoded genes, ornithine decarboxylase (ODCase) and poly(ADP)ribose polymerase (PADPRP), and the mitochondrial encoded genes, cytochrome oxidase I and II (COI and COII) and ATPase 6, are differentially expressed during spermatogenesis (Alcivar et al., 1989: Biol Reprod 41:1133; 1989: Dev Biol ...

journal_title：Molecular reproduction and development

authors： Alcivar-Warren A,Trasler JM,Awoniyi CA,Zirkin BR,Hecht NB

更新日期：1996-03-01 00:00:00

abstract：:The mRNA translational control protein, Musashi, plays a critical role in cell fate determination through sequence-specific interactions with select target mRNAs. In proliferating stem cells, Musashi exerts repression of target mRNAs to promote cell cycle progression. During stem cell differentiation, Musashi target m...

journal_title：Molecular reproduction and development

authors： Arumugam K,Macnicol MC,Macnicol AM

更新日期：2012-08-01 00:00:00

abstract：:Epigenetics includes the study of external factors that can influence the expression of genes by altering the accessibility of DNA through methylation. To investigate the epigenetic influence of season, sperm head shape, and semen storage on placental and fetal tissues, pregnancies were generated in the summer or wint...

journal_title：Molecular reproduction and development

authors： Rempel LA,Krautkramer MM,Parrish JJ,Miles JR

更新日期：2019-04-01 00:00:00

abstract：:Rat epididymal glycoprotein DE associates with the dorsal region of the sperm head during sperm maturation, migrates to the equatorial segment (ES) with the acrosome reaction (AR), and is involved in gamete membrane fusion. In the present study we examined the association of DE with the sperm surface and the relations...

journal_title：Molecular reproduction and development

authors： Cohen DJ,Rochwerger L,Ellerman DA,Morgenfeld MM,Busso D,Cuasnicú PS

更新日期：2000-06-01 00:00:00

abstract：:In vitro growth of preantral follicles has the potential to produce considerable numbers of competent oocytes for use in medicine, agriculture, and even wildlife conservation. The critical regulatory role of growth factors and hormones in the development of preantral follicles has been established. This study investig...

journal_title：Molecular reproduction and development

authors： Esmaielzadeh F,Hosseini SM,Nasiri Z,Hajian M,Chamani M,Gourabi H,Shahverdi AH,Vosough AD,Nasr-Esfahani MH

更新日期：2013-01-01 00:00:00

abstract：:Primordial germ cells (PGCs), the precursors of sperm or ova, could be used to generate transgenic animals and interspecies germ-line chimeras, which would facilitate the recovery of endangered species by making their access and manipulation in vitro easier. During early embryogenesis in avian species, PGCs are transp...

journal_title：Molecular reproduction and development

authors： Jung KM,Kim YM,Ono T,Han JY

更新日期：2017-06-01 00:00:00

abstract：:The present study was designed to investigate the effect of vitrification on mitochondrial distribution, membrane potential (Deltapsi) and microtubule distribution in mouse 2-PN embryos, as well as to document the relationship between mitochondrial distribution and developmental ability of those embryos. Mitochondrial...

journal_title：Molecular reproduction and development

authors： Zhao XM,Fu XW,Hou YP,Yan CL,Suo L,Wang YP,Zhu HB,Dinnyés A,Zhu SE

更新日期：2009-11-01 00:00:00

abstract：:The analysis of differences in gene expression, responding to cryopreservation may explain some of the observed differences in further development of the preimplantation stage embryos. The aim of this study was to create a link, for the first time, between morphological/developmental observations and gene activity cha...

journal_title：Molecular reproduction and development

authors： Boonkusol D,Gal AB,Bodo S,Gorhony B,Kitiyanant Y,Dinnyes A

更新日期：2006-06-01 00:00:00

abstract：:To improve in vitro maturation and to understand the mechanism for meiotic resumption of oocytes, meiotic progression, and its control by hypoxanthine (HX) were studied in goat oocytes. Ovaries were obtained from a local abattoir, and cumulus-oocyte complexes (COCs) and follicular fluid were collected from follicles o...

journal_title：Molecular reproduction and development

authors： Ma S,Lan G,Miao Y,Wang Z,Chang Z,Luo M,Tan J

更新日期：2003-11-01 00:00:00

abstract：:The nuclear matrix is thought to be responsible for DNA organization, DNA replication, RNA synthesis, and RNA processing. We have looked for the presence of nuclear matrix antigens during early mouse embryogenesis. Antibodies to peripheral and interior antigens (P1, Pl1, Pl2, and lamin B) were used to immunolocalize n...

journal_title：Molecular reproduction and development

authors： Prather RS,Schatten G

更新日期：1992-07-01 00:00:00

abstract：:During the molecular cloning of the ovine testicular follicle-stimulating (FSH) receptor that couples to the Gs-type effector systems, we discovered novel cDNA clones that were highly homologous. Some of these clones contained an insert of 1,584 bp, which consisted of a divergent 3' region spliced with a 5' region tha...

journal_title：Molecular reproduction and development

authors： Yarney TA,Jiang L,Khan H,MacDonald EA,Laird DW,Sairam MR

更新日期：1997-12-01 00:00:00

abstract：:Acrosin is thought to fulfill several different roles in fertilization including that of a serine protease and in secondary zona pellucida (ZP) binding. However, acrosin's importance as a fertilization protein has been questioned. Especially since it was discovered that acrosin knockout mice are fertile. In this study...

journal_title：Molecular reproduction and development

authors： Raterman D,Springer MS

更新日期：2008-07-01 00:00:00

abstract：:In vitro culture of mammalian preimplantation embryos is associated with various developmental disorders such as retardation in development and cell damage. The molecular mechanisms underlying these processes are poorly understood. One of the possible reasons may be the unphysiologically high oxygen concentration used...

journal_title：Molecular reproduction and development

authors： Koerber S,Santos AN,Tetens F,Küchenhoff A,Fischer B

更新日期：1998-04-01 00:00:00

abstract：:An in vitro superfusion method was used to test sex hormone release from different kinds of ovarian follicle (growing follicles, postovulatory follicles, and atretic follicles) in the lizard Podarcis sicula sicula. Sex hormone output changes with the stage of follicle evolution and sexual cycle. Previtellogenetic foll...

journal_title：Molecular reproduction and development

authors： Ciarcia G,Paolucci M,Di Fiore MM

更新日期：1993-07-01 00:00:00

abstract：:Follicle-stimulating hormone (FSH) regulates folliculogenesis in the ovary and spermatogenesis in the testis via specific, high affinity membrane-bound receptors (FSHR). To assess the role of FSHR gene expression in regulating expression of FSHR protein in the plasma membrane, the effects of a porcine FSHR cDNA antise...

journal_title：Molecular reproduction and development

authors： Zhu C,Wang Y,Nixon MD,La Barbera AR

更新日期：2003-06-01 00:00:00

abstract：:The developmental pattern of expression of the Strongylocentrotus purpuratus CyIIIb actin gene was determined by RNA blot hybridizations carried out with a gene-specific probe and total embryonic RNA isolated from various stages of development. The results indicate that the CyIIIb mRNA is not detected in the maternal ...

journal_title：Molecular reproduction and development

authors： Flytzanis CN,Bogosian EA,Niemeyer CC

更新日期：1989-01-01 00:00:00

abstract：:The presence of two ras-related proteins (22 and 23 kDa) was demonstrated in Xenopus embryonic extracts by selective immunoprecipitation using anti-ras monoclonal antibodies 142-24E05 and Y13-259. We further describe the cytological effects of the microinjection of anti-ras monoclonal antibody Y13-259 into early cleav...

journal_title：Molecular reproduction and development

authors： Miron MJ,Lanoix J,Paiement J

更新日期：1990-04-01 00:00:00

abstract：:The effect of reactive oxygen species production on the motility parameters, DNA integrity, acid phosphatase activity, and protein tyrosine phosphorylation in spermatozoa of the common carp (Cyprinus carpio) was investigated. Spermatozoa were exposed to different concentrations of xanthine and xanthine oxidase (X-XO) ...

journal_title：Molecular reproduction and development

authors： Gazo I,Shaliutina-Kolešová A,Dietrich MA,Linhartová P,Shaliutina O,Cosson J

更新日期：2015-01-01 00:00:00

abstract：:Oxygen consumption of preimplantation and early postimplantation mouse embryos has been measured using a novel noninvasive ultramicrofluorescence technique, based on an oil-soluble, nontoxic quaternary benzoid compound pyrene, whose fluorescence is quenched in the presence of oxygen. Pyruvate and glucose consumption, ...

journal_title：Molecular reproduction and development

authors： Houghton FD,Thompson JG,Kennedy CJ,Leese HJ

更新日期：1996-08-01 00:00:00

abstract：:Male infertility or subfertility is frequently associated with disruption of the hypothalamic-pituitary-testis axis events, like secondary hypogonadism. However, little is known how this condition affects the proteomic composition of the epididymal fluid. In the present study, we evaluated the proteomic changes in the...

journal_title：Molecular reproduction and development

authors： Souza APB,Lopes TN,da Silva AFT,Santi L,Beys-da-Silva WO,Yates JR 3rd,Bustamante-Filho IC

更新日期：2020-09-01 00:00:00

abstract：:Diandric and digynic triploid mouse embryos were isolated in the morning on day 10 of gestation. The embryos were separated from their extraembryonic membranes, and the latter were analysed cytogenetically by G-banding to establish the ploidy and sex chromosome constitution of these embryos. The diandric triploid embr...

journal_title：Molecular reproduction and development

authors： Kaufman MH,Lee KK,Speirs S

更新日期：1990-04-01 00:00:00

abstract：:In the present study, immunogold labeling of ultrathin sections of ejaculated sperm was used to obtain insight into the ultrastructural localization and presumable function of type II cAMP-dependent protein kinase in sperm motion. In the flagellum, a human-specific isoform of the RII alpha subunit was located on the a...

journal_title：Molecular reproduction and development

authors： Pariset C,Weinman S

更新日期：1994-12-01 00:00:00