Results 31 to 40 of about 267,943 (213)

Hyaluronan and Hyaluronidase, which is better for embryo development? [PDF]

open access: yes, 2016
Our aim was to examine size-specific effects of Hyaluronan (HA) on preimplantation embryo development. We investigated the effects of Hyalovet (HA, 500–750 kDa; the size produced by HA synthase-3, which is abundant in the oviduct), or HA treated with ...
Ali A. Fouladi-Nashta   +59 more
core   +2 more sources

Predicting embryo quality: mRNA expression and the preimplantation embryo

open access: yesReproductive BioMedicine Online, 2005
To overcome the low implantation rate (10-20%) following IVF in humans, more than two embryos are commonly replaced, potentially leading to high order multiple pregnancies with associated significantly elevated risks. Selecting the most viable embryos and transferring fewer of them could reduce this risk.
Deirdre, Corcoran   +2 more
openaire   +2 more sources

Human embryos from overweight and obese women display phenotypic and metabolic abnormalities [PDF]

open access: yes, 2014
STUDY QUESTION Is the developmental timing and metabolic regulation disrupted in embryos from overweight or obese women? SUMMARY ANSWER Oocytes from overweight or obese women are smaller than those from women of healthy weight, yet post-fertilization ...
Leary, C.   +5 more
core   +1 more source

The Association Between Embryo Quality, Number of Transferred Embryos and Live Birth Rate After Vitrified Cleavage-Stage Embryos and Blastocyst Transfer

open access: yesFrontiers in Physiology, 2020
ObjectiveThe single-embryo transfer (SET) is the recommended approach to improve the live birth rate and reduce the complications related with multiple pregnancies.
Qianqian Zhu   +5 more
doaj   +1 more source

Granulocyte-Macrophage Colony Stimulating Factor in Single Blastocyst Conditioned Medium as a Biomarker for Predicting Implantation Outcome of Embryo

open access: yesFrontiers in Immunology, 2021
BackgroundIt is highly desirable to develop new strategies based on secretomics to more accurately selection of embryos with the highest developmental potential for transfer.
Peilin Chen   +11 more
doaj   +1 more source

Fertilization signatures as biomarkers of embryo quality

open access: yesHuman Reproduction, 2022
Abstract Fertilization underpins the vital transition from gametic meiosis to embryonic mitosis. For decades, in human IVF, microscopic observation at a single time point has limited our appreciation of the morphokinetic complexity of this process. More recently, the introduction of time lapse technology—also enhanced by combination with
Giovanni Coticchio   +4 more
openaire   +2 more sources

Comparative study of obstetric and neonatal outcomes of live births between poor‐ and good‐quality embryo transfers

open access: yesReproductive Medicine and Biology, 2018
Purpose To evaluate the effect of embryo quality on pregnancy outcomes. Methods This retrospective analysis included 80 live singleton births, resulting from morphologically good‐quality embryo transfers, and 25 live singleton births that resulted from ...
Kozue Akamine   +9 more
doaj   +1 more source

Morphometric analysis of gametes and embryos is crucial for optimizing Intracytoplasmic Sperm Injection outcomes [PDF]

open access: yesCellular, Molecular and Biomedical Reports
Morphometric analysis of gametes and embryos is crucial for optimizing Intracytoplasmic Sperm Injection (ICSI) outcomes. This study aimed to evaluate the importance of morphometric parameters at oocyte, zygote, and embryo stages, focusing on their ...
Mohammad Taghi Vajed-Ebrahimi   +3 more
doaj   +1 more source

The Impact of Endometriosis on Embryo Quality in in-vitro Fertilization/Intracytoplasmic Sperm Injection: A Systematic Review and Meta-Analysis

open access: yesFrontiers in Medicine, 2021
Background: The association between endometriosis and embryological outcomes remains uncertain. The meta-analysis aimed to evaluate the impact of endometriosis on embryo quality.Methods: A systematic review and meta-analysis was conducted to investigate ...
Houjin Dongye   +17 more
doaj   +1 more source

Higher levels of CO2 during late incubation alter the hatch time of chicken embryos [PDF]

open access: yes, 2015
status ...
C. Bahr   +14 more
core   +1 more source

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