Results 51 to 60 of about 106,954 (262)

Effect of endometrial thickness and embryo quality on live-birth rate of fresh IVF/ICSI cycles: a retrospective cohort study

open access: yesReproductive Biology and Endocrinology, 2020
Background Successful implantation and delivery require both the functional embryo and receptive endometrium in assisted reproductive technology (ART) cycles. However, little is known about embryo-endometrial interaction on live-birth.
Hong Lv   +19 more
doaj   +1 more source

mRNA Expressions of Candidate Genes in Gestational Day 16 Conceptus and Corresponding Endometrium in Repeat Breeder Dairy Cows with Suboptimal Uterine Environment Following Transfer of Different Quality Day 7 Embryos

open access: yesAnimals, 2021
Effect of the gestational day (GD) 7 embryo quality grade (QG) and subclinical endometritis (SCE) on mRNA and protein expressions of candidate genes [Interferon-τ (IFNT), IFN stimulated genes (ISG15, CTSL1, RSAD2, SLC2A1, CXCL10, and SLC27A6), Peroxisome
Ramanathan K. Kasimanickam   +1 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Mitochondrial DNA copy number level in the culture medium of human embryos as a factor in predicting the onset and prolongation of pregnancy

open access: yesRUDN Journal of Medicine
Relevance. A key factor influencing the effectiveness of assisted reproductive technology programmes is the quality of the embryo transferred into the uterine cavity.
Olga I. Lisitsyna   +5 more
doaj   +1 more source

Top‐quality embryo transfer is associated with lower odds of ectopic pregnancy

open access: yesActa Obstetricia et Gynecologica Scandinavica, 2022
Introduction The incidence of ectopic pregnancy is up to four times higher after in vitro fertilization/intracytoplasmic sperm injection (IVF/ICSI) than in spontaneous pregnancies, and the risk of ectopic pregnancy is increased by tubal factor ...
Simona Anzhel   +10 more
doaj   +1 more source

Early embryo cleavage is a strong indicator of embryo quality in human IVF [PDF]

open access: yesHuman Reproduction, 2001
In order to decrease multiple birth rates without decreasing birth rates overall, it is important to increase the capability of selecting the most optimal embryos for transfer. It has been shown that human embryos which cleave early, i.e. complete the first mitotic division within 25-27 h post insemination, provide higher pregnancy and implantation ...
K, Lundin, C, Bergh, T, Hardarson
openaire   +2 more sources

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Concentration of stromal cell‐derived factor‐1 (SDF‐1/CXCL12) in the follicular fluid is associated with blastocyst development

open access: yesReproductive Medicine and Biology, 2019
Purpose To study the association between stromal cell‐derived factor‐1 (SDF‐1/CXCL12) and vascular endothelial growth factor (VEGF) concentrations in individual human ovarian follicles and IVF outcomes.
Akemi Nishigaki   +6 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Prior COVID-19 infection increases degenerated oocytes but does not affect IVF outcomes: a prospective cohort study

open access: yesFrontiers in Endocrinology
BackgroundThe global health crisis of coronavirus disease 2019 (COVID-19) continues to impact people of all age groups worldwide. Recent studies increasingly support that COVID-19 infection may affect reproductive function, causing subfertility and ...
Huijun Chen   +16 more
doaj   +1 more source

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