Results 121 to 130 of about 57,341 (305)

The role and implication of platelet‐rich plasma in male factor infertility: A systematic review of human studies

open access: yesAndrology, EarlyView.
Abstract Background Cryopreservation causes sperm injury and the success of surgical sperm retrieval (SSR) for azoospermic men is just over half depending on the cause of azoospermia. The role of autologous platelet‐rich plasma (PRP) in male factor infertility (MFI) is unclear. Objective To conduct a systematic review of the role of PRP in MFI focusing
Karl H. Pang
wiley   +1 more source

ÍNDICE DE PRENHEZ COM SÊMEN CONGELADO DE GARANHÕES DA RAÇA CRIOULA USANDO GLICEROL OU DIMETILFORMAMIDA COMO CRIOPROTETORES

open access: yesCiência Animal Brasileira, 2013
Pregnancy rates using stallions’s frozen semen are variable; moreover, some breeds present low freezability. One hundred and four (104) mares were inseminated and separeted into two experiments to evaluate fertility of frozen semen’s of Criollo ...
Rodrigo Arruda Oliveira   +2 more
doaj   +1 more source

From beginning to end: the synecology of tree‐killing bark beetles, fungi, and trees

open access: yesBiological Reviews, EarlyView.
ABSTRACT Over a century of research has revealed an amazing complexity of behaviours and physiological adaptations that allow tiny bark beetles to overcome large trees, sometimes resulting in outbreaks that kill millions of trees. Turning a tree into a home and successfully raising offspring involves constant interactions among the beetles, the tree ...
Diana L. Six   +3 more
wiley   +1 more source

Effects of cryoprotectant concentration and cooling rate on vitrification of aqueous solutions

open access: yes, 2006
Vitrification of aqueous cryoprotectant mixtures is essential in cryopreservation of proteins and other biological samples. We report systematic measurements of critical cryoprotective agent (CPA) concentrations required for vitrification during plunge ...
Alsaied, Osama A.   +3 more
core   +1 more source

Effect of cryoprotectant concentration on bovine oocyte permeability and comparison of two membrane permeability modelling approaches [PDF]

open access: gold, 2021
Tania García‐Martínez   +5 more
openalex   +1 more source

Repetitive Transcranial Magnetic Stimulation Induces Cognitive Recovery in Alzheimer's Disease via GABAergic Neuron Activation of the Cx3cl1‐Cx3cr1 Axis

open access: yesCell Proliferation, EarlyView.
Schematic diagram illustrating the molecular mechanisms of the Cx3cl1‐Cx3cr1 axis mediated by rTMS activation of GABAergic neurons in the process of cognitive function recovery in AD. ABSTRACT This study aimed to investigate the impact of repetitive transcranial magnetic stimulation (rTMS) on cognitive recovery in Alzheimer's disease (AD) by exploring ...
Yunxiao Kang   +7 more
wiley   +1 more source

Practical Guide to Using Cryoprotectants in Biological Sample Preparation at Cryogenic temperature for Electron Microscopic Studies

open access: yesJournal of Analytical Science and Technology, 2011
Cryo-fixation enables the preservation of the fine structures of intracellular organelles in a condition that is as close to their native state as possible compared with chemical fixation and room temperature processing.
A-Reum Je   +8 more
doaj  

Development of a highly active engineered PETase enzyme for polyester degradation

open access: yesThe FEBS Journal, EarlyView.
Polyethylene terephthalate (PET) accounts for approximately 6% of global plastic production and is a major contributor to plastic pollution. Enzymatic recycling offers a promising solution, but current PET‐degrading enzymes often lack sufficient thermostability and catalytic efficiency. Through in silico design, we engineered a more robust variant, LCC‐
Shapla Bhattacharya   +6 more
wiley   +1 more source

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