cleavage stage
Telomere lengths in human oocytes, cleavage stage embryos and blastocysts
... Here, we present data showing that human GV oocytes have significantly longer telomeres than cleavage stage embryos, under the assumption that each spot represents one telomere. When the calculation was ...
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Original Article Pregnancy outcomes of single cleavage-stage embryo transfer in the ultra-short protocol
... to cleavage-stage embryo transfers (CSET) ...day-3 cleavage stage to routine day-5/6 transfers of blasto- cyst-stage embryos, there were a majority of patients who have no opportunity ...
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Non-inferiority of cleavage-stage versus blastocyst-stage embryo transfer in poor prognosis IVF patients (PRECiSE trial): study protocol for a randomized controlled trial
... than cleavage-stage transfers (OR ...of cleavage stage embryos might benefit poorer prognosis patients, it also may be associated with a range of adverse ...consequences. ...
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MODELS FOR MOUSE CHIMERA PRODUCTION: AGGREGATION OF ES CELLS WITH CLEAVAGE STAGE EMBRYOS
... with cleavage stage host embryo, ES cells can integrate randomly in the embryo ...↔ cleavage stage host embryo chimeras, we used (CD-1) mice as donors of host embryos as well as recipients of ...
6
The new Rapid-i carrier is an effective system for human embryo vitrification at both the blastocyst and cleavage stage
... vitrified cleavage stage embryos, with 3 pregnancies still on-going and 2 ...the cleavage stage embryos advanced to the expanded blastocyst stage, the CPR and IR in the Rapid-i ...
9
Clinical outcome of fresh and vitrified-warmed blastocyst and cleavage-stage embryo transfers in ethnic Chinese ART patients
... These findings are consistent with another recent study [15], which also reported that blastocyst culture and transfer reduced implantation and pregnancy rates in the general ART patient population compared to ...
7
Maternally derived FILIA MATER complex localizes asymmetrically in cleavage stage mouse embryos
... of cleavage-stage ...two-cell stage, but by deferring the dichotomous divide until eight cells, the risk of catastrophe from the loss or damage of a single cell is substantially ...eight-cell ...
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A monocentric analysis of the efficacy of extracellular cryoprotectants in unfrozen solutions for cleavage stage embryos
... The adoption of kit 3 led us to optimize our cryopreser- vation policy by applying the method of slow-freezing to cleavage stage embryos. The similarity in the compos- ition of the extracellular ...
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Live birth after fresh versus frozen single blastocyst transfer (Frefro blastocyst): study protocol for a randomized controlled trial
... blastocyst stage has been increas- ingly ...than cleavage-stage embryos ...single cleavage-stage embryo transfer ...transferring cleavage-stage embryos, we had observed ...
7
Making very similar embryos with divergent genomes: conservation of regulatory mechanisms of Otx between the ascidians Halocynthia roretzi and Ciona intestinalis
... during cleavage stage. (B-G ′ ) Transcription of lacZ in 64-cell stage embryos injected with reporter constructs harboring regulatory modules #1 (B,B ′ ), #2 (C,C ′ ), #3 (D,D ′ ), #4 (E,E ′ ), #5 ...
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Dichorionic triplets following frozen-thawed poor-stage embryo transfer: a report of two cases and a review
... blastocyst stage Preimplantation Genetic Screening (PGS) cycles; as commonly used parameters of blastocyst evaluation are inadequate to allow improved selection among euploid embryos ...between cleavage ...
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Preimplantation genetic diagnosis and the biopsy technique: Important considerations
... tocyst stage are about 20% ...blastocyst stage are chromosomally abnormal ...to cleavage stage biopsy also because different authors have reported that embryos diagnosed as aneuploid on day-3, ...
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Genome-wide analysis of the sox family in the calcareous sponge Sycon ciliatum: multiple genes with unique expression patterns
... Figure 1 Sycon ciliatum: morphology and embryonic development. (A) Environmental sample of multiple specimens of Sycon growing on stipe of the kelp Laminaria hyperborea. (B) Transverse section of Sycon ciliatum ...
11
RADIATION-INDUCED RECESSIVE VISIBLE MUTATIONS OF OOCYTES DURING MEIOSIS IN THE SILKWORM
... dose relation studied by Method 1 for 3.5 hr eggs (which cytologically correspond to the first cleavage stage) is nonlinear, and the mutation frequency was the same or less than [r] ...
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Reproductive outcomes in women with unicornuate uterus undergoing in vitro fertilization: a nested case-control retrospective study
... fresh cleavage stage embryos had significantly higher miscarriage rate and lower live-birth rate compared to those who had frozen-thaw cy- cles, which held true for women with either unicornuate or normal ...
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Nucleologenesis and nucleolotransfer in mammalian oocytes: A review
... early cleavage stage embryos, especially in the context of embryonic genome ...early cleavage-stage embryos and allowed to explain some new key roles of nucleoli during oocyte maturation and ...
8
Should a single blastocyst transfer policy be a clinical decision or should it depend on the embryological evaluation on day 3?
... The question whether cumulative pregnancy chances are affected by a cleavage stage embryo transfer versus blastocyst culture and blastocyst transfer based on a day 3 embryo quality evaluation remained ...
8
An investigation into cell surface variation during the early development of "Xenopus laevis"
... In cleavage stage mouse embryos tubulin appears evenly distributed throughout the cell with some concentration at the perinuclear region and at areas of wide intercelular contact (Lehtonen and Badley, ...
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Relationship between Dietary Fat Intake, Its Major Food Sources and Assisted Reproduction Parameters
... Results: Total fat intake adjusted for age, body mass index, physical activity and etiology of infertility was positively associated with the number of retrieved oocytes and inversely associated with the high embryo ...
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Molecular Characterization of Proteolytic Processing of the Gag Proteins of Human Spumavirus
... Gag cleavage sites, site-directed mutagenesis was ...proteolytic cleavage with wild-type ...central cleavage site and that once the 311/312 site was mutated, cryp- tic and inefficient cleavages at ...
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