Results 101 to 110 of about 161,152 (304)

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

Embryonic stem cells: modelling effects ofearly embryo environment

open access: yes, 2013
The Developmental Origins of Health and Disease (DOHaD) hypothesis proposes that embryonic environment can induce permanent changes in metabolism during development, increasing the risk of disease in adults. Adverse environments during critical stages of
Cox, Andrew
core  

Soluble HLA-G concentration in follicular fluid and embryo culture medium and its impact on prediction or pregnancy

open access: yes, 2011
In IVF around 70% of embryos fail to implant. Often more than one embryo is transferred in order to enhance the chances of pregnancy, but this is at the price of an increased multiple pregnancy risk.
Birkhäuser, M.H.   +8 more
core   +1 more source

A Surface‐engineered Microfluidic Device for Antibody‐Mediated Negative Selection of High‐Quality Sperm for Assisted Reproduction

open access: yesAdvanced Functional Materials, EarlyView.
This study reports a microfluidic device with a functionalized surface utilizing a polyoxazoline coating and covalently immobilized gold nanoparticles and anti‐phosphatidylserine antibody. The device efficiently eliminates pre‐apoptotic and apoptotic spermatozoa and yields sperm with substantially improved quality and low DNA damage, offering a simple ...
Soraya Rasi Ghaemi   +5 more
wiley   +1 more source

PHOTOSYNTHETIC ACCLIMATIZATION IN ZYGOTIC EMBRYO CULTURED PLANTLETS OF COCONUT (COCOS NUCIFERA L.)

open access: yesCORD, 2001
It is important to understand the physiological acclimatization process in order to provide the favorable growing conditions, to increase the survival rate and to produce vigorous seedlings for field planting for better establishment.
S. Naresh Kumar   +2 more
doaj   +1 more source

Embryo culture medium: which is the best?

open access: yes, 2007
Copyright © 2006 Published by Elsevier Ltd.With the growing move in in-vitro fertilization (IVF) clinics to transfer fewer embryos to women, there is an increasing reliance on the IVF laboratory to maximize embryo viability.
Lane, M., Gardner, D.
core   +1 more source

IN4MER Biomaterial Ink: A Phosphorescent Biosensing Biomaterial Ink for Multiple Analytes (Glucose, Lactate, Oxygen) Measurements and Temperature Sensing Applications

open access: yesAdvanced Functional Materials, EarlyView.
Multianalyte, real‐time monitoring of bioprinted scaffolds remains challenging. Phosphorescence‐lifetime–based, optically responsive microparticles are embedded in diverse printable hydrogels (κ‐carrageenan, GelMA, PEGDA) to form biomaterial inks that report oxygen, glucose, lactate, and temperature.
Waqas Saleem   +11 more
wiley   +1 more source

The Poor Performance of Neu5Gc for Endometrial Receptivity in Embryo Transfer

open access: yesJournal of Bio-X Research
Neu5Gc is a common sialic acid in mammals, but humans cannot synthesize it independently. When Neu5Gc in the diet enters the body, the body produces antibodies against Neu5Gc, which in turn promotes the immune response and chronic inflammation and may be
Yunfeng Lin, Qicai Liu
doaj   +1 more source

PreImplantation Factor (PIF) correlates with early mammalian embryo development-bovine and murine models

open access: yesReproductive Biology and Endocrinology, 2011
Background PreImplantation Factor (PIF), a novel peptide secreted by viable embryos is essential for pregnancy: PIF modulates local immunity, promotes decidual pro-adhesion molecules and enhances trophoblast invasion. To determine the role of PIF in post-
Coulam Carolyn B   +9 more
doaj   +1 more source

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

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