Results 71 to 80 of about 163,297 (275)

Circular Photocaged mRNA for Light‐induced Late‐stage Activation of Translation

open access: yesAngewandte Chemie International Edition, EarlyView.
A clickable photo‐caged 5′ cap (CyCliCap) allows to make Cyclic Click Cap‐containing mRNA (CyCliCap‐mRNA) which is remarkably stable and translationally muted until irradiated, allowing for late‐stage activation of translation in cells by light. ABSTRACT mRNA is a new medical modality as vaccine and raises hopes to become a protein replacement agent ...
Bayram Terzi   +6 more
wiley   +1 more source

Effect of 3-Day Storage and Temperature on ADP-induced Platelet Aggregation

open access: yesInternational Journal of Integrated Health Sciences, 2018
Objective: To observe platelet functions during the 3 days of platelet storage and to evaluate the effect of storage temperature towards platelet aggregation response.
Nanda Ayu Puspita, Suryawati
doaj   +1 more source

Sleep-wake sensitive mechanisms of adenosine release in the basal forebrain of rodents : an in vitro study [PDF]

open access: yes, 2013
Adenosine acting in the basal forebrain is a key mediator of sleep homeostasis. Extracellular adenosine concentrations increase during wakefulness, especially during prolonged wakefulness and lead to increased sleep pressure and subsequent rebound sleep.
Sims, Robert E.   +11 more
core   +2 more sources

Harnessing blood clot as a native scaffold for orchestrating tissue repairs and regeneration

open access: yesBMEMat, EarlyView.
The blood clot, owing to its dynamic composition and unique microenvironment, holds significant yet underappreciated potential for tissue engineering. This review systematically summarizes the pathophysiology of clot formation, the key regulatory factors shaping its microenvironment, and its applications in both pre‐clinical and clinical settings ...
Gao‐peng Dang   +13 more
wiley   +1 more source

A population of immature cerebellar parallel fibre synapses are insensitive to adenosine but are inhibited by hypoxia [PDF]

open access: yes, 2011
The purine adenosine plays an important role in a number of physiological and pathological processes and is neuroprotective during hypoxia and ischemia.
Mark J. Wall   +3 more
core   +1 more source

Phosphonomethyl (Thio)Phosphonamidite Reagents for the Construction of Phosphonylmethyl Phosphono(Di)Thioate Mono‐ and Diesters

open access: yesChemistry – A European Journal, EarlyView.
A set of new phosphonomethyl (thio)phosphonamidite reagents is introduced to generate unprecedented pyrophosphate mimetics. The versatile P(III)‐P(V) reagents allow for the construction of various pyrophosphate isosteres, and the applicability of the chemistry is illustrated in the assembly of a diverse set of stabilized CDP‐glycerol and CDP‐ribitol ...
Pascal Balić   +4 more
wiley   +1 more source

Ionic basis of a differential effect of adenosine on refractoriness in rabbit AV nodal and atrial isolated myocytes [PDF]

open access: yes, 1999
Methods: The whole cell patch clamp technique was used to record action potentials and ion currents in AV nodal and left atrial myocytes isolated enzymatically from rabbit hearts.
Kane, K.A., Rankin, A.C., Workman, A.J.
core   +1 more source

Myocardial inflammation is associated with impaired mitochondrial oxidative capacity in ischaemic cardiomyopathy

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1246-1255, April 2025.
Abstract Aims Myocardial inflammation and impaired mitochondrial oxidative capacity are hallmarks of heart failure (HF) pathophysiology. The extent of myocardial inflammation in patients suffering from ischaemic cardiomyopathy (ICM) or dilated cardiomyopathy (DCM) and its association with mitochondrial energy metabolism are unknown.
Julius Borger   +15 more
wiley   +1 more source

Wakefulness affects synaptic and network activity by increasing extracellular astrocyte-derived adenosine [PDF]

open access: yes, 2012
Loss of sleep causes an increase in sleep drive and deficits in hippocampal-dependent memory. Both of these responses are thought to require activation of adenosine A1 receptors (adorA1Rs) and release of transmitter molecules including ATP, which is ...
Schmitt, L. Ian   +9 more
core   +1 more source

Metabolic abnormalities and reprogramming in cats with naturally occurring hypertrophic cardiomyopathy

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1256-1270, April 2025.
Abstract Background and aims The heart is a metabolic organ rich in mitochondria. The failing heart reprograms to utilize different energy substrates, which increase its oxygen consumption. These adaptive changes contribute to increased oxidative stress.
Qinghong Li   +12 more
wiley   +1 more source

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