Results 121 to 130 of about 2,389,697 (294)

Tetraspanin‐ESCRT sorting drives miR‐29b packaging into extracellular vesicles to reverse fibrosis in intrauterine adhesions

open access: yesBMEMat, EarlyView.
MiR‐29b is enriched in extracellular vesicles (EVs) via a tetraspanin transporter‐dependent endocytosis and sorting complex required for the endosomal transport (ESCRT)‐dependent pathway. These EVs target the 3′ untranslated region (3′UTR) of TGFB2, thereby inhibiting the TGF‐β/Smad3 signaling pathway and repairing endometrial damage in intrauterine ...
Lihao Chen   +10 more
wiley   +1 more source

Factors Associated with Pregnancy Success and Calf Growth via Multiple Ovulation and Embryo Transfer in Holstein–Friesian Cattle

open access: yesAnimals
This study evaluated factors affecting pregnancy outcomes, full-term calving success, and pre-weaning performance following embryo transfer in Holstein–Friesian cattle under commercial farm conditions.
Eszter Tóth   +4 more
doaj   +1 more source

Expression, Purification, and Microscopy‐Based Assays for Engineered Recombinant Tyrosinated, Detyrosinated, and Δ2 Human Tubulin

open access: yesCytoskeleton, EarlyView.
ABSTRACT Microtubules are noncovalent polymers assembled from α/β tubulin dimers. Their structure, dynamics and interaction with effectors are regulated through the expression of diverse tubulin isotypes and chemically diverse posttranslational modifications, also known as the “tubulin code.” Understanding the biophysical correlates between tubulin ...
Jiayi Chen   +2 more
wiley   +1 more source

Single versus double blastocyst transfer in first and second frozen-thawed embryo transfer cycle in advance-aged women: a two-center retrospective cohort study

open access: yesBMC Women's Health
Background The present evidence is deficient for the trade-offs between the pros and cons of single blastocyst transfer (SBT) versus double blastocyst transfer (DBT) in frozen-thawed embryo transfer cycles for women in advanced reproductive age ...
Yuxi Zhou   +8 more
doaj   +1 more source

Differential sensitivity to SHH signaling and neural crest‐mediated Gas1 expression regulate jaw size during development and evolution

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Developmental control of jaw size is crucial to prevent birth defects and facilitate evolutionary adaptation. We have shown that jaw size is established by neural crest mesenchyme (NCM), which are progenitor cells that migrate into the mandibular primordia and produce the jaws.
Zuzana Vavrušová   +5 more
wiley   +1 more source

Is frozen embryo transfer better than fresh embryo transfer in women undergoing intracytoplasmic sperm injection over the age of thirty-five? A single referral centre experience

open access: yes, 1998
Developments in embryo freezing techniques in recent years have increased the chance of pregnancy after frozen embryo transfers. In this study we aimed to compare the pregnancy outcomes between fresh (ET) and frozen-thawed embryo transfer (FET) and to ...
Goker, Ege Nazan Tavmergen   +10 more
core   +1 more source

Impact of donor mare and stallion identity on the likelihood of pregnancy after transfer of in vitro produced embryos

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background The success of in vitro embryo production (IVEP) is influenced by donor mare and stallion. Objectives To determine whether donor mare and stallion influence the pregnancy rate after transfer of in vitro produced (IVP) blastocysts and to identify factors influencing the likelihood of obtaining one or more pregnancies from a single ...
M. Papas   +11 more
wiley   +1 more source

Impact of preimplantation genetic testing on the incidence of monochorionic diamniotic pregnancies in single blastocyst frozen-thawed embryo transfers: a retrospective cohort study spanning 10 years

open access: yesBMC Pregnancy and Childbirth
Objective This study aimed to explore the associations between assisted reproductive technology (ART) modality and chorionicity in monozygotic twinning pregnancies following single blastocyst frozen-thawed embryo transfer.
Jifan Tan   +5 more
doaj   +1 more source

Age, embryo donor status, and insemination with chilled semen all predispose to persistent breeding‐induced endometritis in warmblood mares

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Persistent breeding‐induced endometritis (PBIE) is a common reason for mares failing to establish pregnancy. Objective To examine the hypothesis that advancing mare age and embryo donor status predispose to PBIE and compromise fertility.
Tom Stout   +3 more
wiley   +1 more source

GnRHa Triggering Versus hCG Triggering in PCOS Patients Who Undergo Fresh or FET Cycles: Is the King Fake or Real?

open access: yesMedicina
Background and Objectives: To evaluate the impact of gonadotropin-releasing hormone agonist (GnRHa) triggering compared to human chorionic gonadotropin (hCG) triggering on frozen–thawed and fresh embryo transfer outcomes in patients with polycystic ovary
Muserref Banu Yilmaz   +7 more
doaj   +1 more source

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