cumulus cell
Abnormal gene expression in cloned mice derived from embryonic stem cell and cumulus cell nuclei
... in cumulus clones as compared with normally fertilized controls and to differ signifi- cantly by a Student’s t test (P ⬍ ...ES cell-derived ...in cumulus or ES cell donor-derived clones but ...
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Differential regulation of cumulus cell transcription during oocyte maturation in vivo and in vitro
... in cumulus cell gene expression after oocyte maturation in vitro (IVM) or in vivo have been described in previous ...in cumulus cell of three classes of human cumulus cell-oocyte ...
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Effect of Early Cumulus Cell Removal on the Fertilization and Clinical Outcome in Human in Vitro Fertilization
... early cumulus cell removal at 6 h post-insemination, and the Group B (424 mature oocytes) oocytes were trans- ferred to new sperm-free insemination medium after 6 h of co-incubation, and the cumulus ...
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Relation of Cumulus Cell Status with Single Oocyte Maturity, Fertilization Capability and Patient Age
... Cumulus cell viability was not related to any of the parameters monitored, suggesting that the pos- sibility of using this simple parameter in order to predict oocyte development after ICSI will be lim- ...
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Effects of cumulus cell removal time during in vitro fertilization on embryo quality and pregnancy outcomes: a prospective randomized sibling-oocyte study
... of cumulus cells from ...of cumulus cells by high-speed vortexing can affect the relative locations of chromosome spindles and the first polar body ...by cumulus cell retrieval, such as ...
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Role of PTGS2-generated PGE2 during gonadotrophin-induced bovine oocyte maturation and cumulus cell expansion
... maturation, cumulus cells undergo a process called mucification or cumulus cell expansion, which is induced by gonadotrophin (Gn) stimulation in vivo or in vitro and leads to massive pro- duction of ...
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Original Article Insulin-like growth factor 1 promotes cumulus cell expansion and nuclear maturation of oocytes via Pi3K/Akt pathway
... expanded cumulus mass, and the absence of cumulus, whether by spontaneous loss or mechanical removal could result in complete infertility even cultured in maturation medium [27, ...of cumulus ...
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Prostaglandin E2 involvement in mammalian female fertility: ovulation, fertilization, embryo development and early implantation
... inter-cumulus cell space leads to cumulus expansion, in- creases ECM viscosity and confers resistance capacity against biochemical and mechanical stress to the cumu- lus ...ovulation, cumulus ...
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Expression of genes associated with BMP signaling pathway in porcine oocytes before and after IVM – a microarray approach
... by cumulus cell pro- liferation and differentiation both in vivo and in ...lus cell differentiation and the events leading to successful oocytes in vitro maturation ...
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Supplementing fibroblast growth factor 2 during bovine oocyte in vitro maturation promotes subsequent embryonic development
... affects cumulus and oocyte maturation and sub- sequent embryonic ...to cumulus-oocyte complexes (COCs) increased the percentage of oocytes with extruded polar bodies after ...Blastocyst cell number ...
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Sperm penetration through cumulus mass and zona pellucida
... the cumulus mass, and to participate in sperm-ZP binding known as “secondary sperm-ZP binding”, respectively (Yanagimachi, 1994; Florman and Ducibella, ...the cumulus cell layer during sperm ...bind ...
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Oocyte regulation of metabolic cooperativity between mouse cumulus cells and oocytes: BMP15 and GDF9 control cholesterol biosynthesis in cumulus cells
... in cumulus-cell-enclosed oocytes suggesting that cholesterol was first synthesized by cumulus cells and then transferred to ...that cumulus cells stimulate oocytes to synthesize ...by ...
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... the cumulus cell, the level of intracellular GSH and the development capacity of goat oocyte without cumulus complex was evaluated ...and cumulus cells improved the GSH level and capacity ...
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Serum starvation-induced cell cycle synchronization stimulated mouse rDNA transcription reactivation during somatic cell reprogramming into iPSCs
... somatic cell reprogramming to pluripotency [15, ...stem cell nuclear transfer (ESNT), cumulus cell nuclear transfer (CCNT), and mouse embryonic fibroblast nuclear transfer (MEFNT) embryos had ...
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IDENTIFICATION OF HYALURIC ACID SYNTHESIS 2 (HAS2) AND GREMLIN 1 (GREM1) GENE EXPRESSIONS IN HUMAN CUMULUS CELLS AS A BIOMARKER FOR OOCYTE QUALITY
... the cumulus cell plays important role in signaling for follicular development as well as for oocyte ...the cumulus cells that can become a useful marker for oocyte ...on cumulus cells derived ...
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Cumulus cells steroidogenesis is influenced by the degree of oocyte maturation
... affect cumulus cell steroidogenesis through the production of soluble ...cine cumulus cells were maintained in culture conditions that steadily produced steroidal hormones in four days, yielding ...
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NPR2 is involved in FSH-mediated mouse oocyte meiotic resumption
... duce cumulus cell expansion, nuclear maturation and cytoplasmic maturation and to improve embryonic devel- opment in many animals including the mouse [11 – 13], pig [14], cow [15], horse [16] and dog ...
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The art of oocyte meiotic arrest regulation
... cells, cumulus granulosa cell and theca cell; PDE3 is specific- ally localized within the rat oocyte [42 – ...vitro cumulus-oocyte-complex (COC) or denuded oocytes (DO) culture prevented COC ...
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The Cumulus And Stratocumulus CloudSat-CALIPSO Dataset (CASCCAD)
... The main goal of this study is to document spatial distri- butions and profiles of Sc and Cu clouds on a global scale, with the desire to further analyze long-term relationships be- tween Sc–Cu clouds and environmental ...
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Cloning animals by somatic cell nuclear transfer – biological factors
... Serum starvation was used in the creation of Dolly and was believed essential to the success of nuclear transfer [1]. Serum starvation induces quiescence of cultured cells, and arrests them at the cell cycle stage ...
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