Results 71 to 80 of about 72,103 (188)

Human breast milk lipoproteins: A preliminary biochemical characterization

open access: yesExperimental Physiology, EarlyView.
Abstract Human breast milk (BM) is an essential fluid for infant development, with a dynamic composition adapted to the infant's needs. It contains bioactive lipids like cholesterol, typically transported by lactosomes, extracellular vesicles, and milk fat globules. However, classic cholesterol‐carrying lipoproteins have not been described in BM.
Gabriela Arenas   +3 more
wiley   +1 more source

Correction of the Fibrinolytic Type of the Disseminated Intravascular Coagulation Syndrome in the Early Postoperative Period

open access: yesОбщая реаниматология, 2007
Objective: to comparatively evaluate the efficiency and safety of trasylol and aprotex used in the treatment of the fibrinolytic type of disseminated intravascular coagulation (DIC) syndrome after long abdominal operations.Materials and methods.
S. V. Sinkov   +3 more
doaj   +1 more source

Mechanisms underlying local Ca2+ signalling differences between right and left atrial myocytes at normal and increased frequencies

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Left atrial myocytes have TAT‐associated faster Ca2+ release but are more prone to maladaptation at higher frequencies due to weaker peripheral SR Ca2+ uptake and smaller trigger Ca2+ current. Abstract Changes in heart rate affect Ca2+ signalling and contractility in ventricular muscle, but the effects on atrial Ca2+ signalling ...
Joon‐Chul Kim   +6 more
wiley   +1 more source

Old dog, new trick: Charybdotoxin as a novel ryanodine receptor blocker

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The peptide toxin charybdotoxin (ChTx) from the scorpion Leiurus quinquestriatus was tested on single‐channel currents of the ryanodine receptor incorporated into planar lipid bilayers. The structure–function relationship of ChTx was investigated using toxin variants generated by isosteric substitutions of the basic amino acids ...
Zsuzsanna Édua Magyar   +10 more
wiley   +1 more source

Voltage‐gated potassium channels mediate thyroid hormone control of skeletal muscle excitability

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Thyroid hormone (TH)‐dependent remodelling of potassium (K+) channel networks regulates skeletal muscle (SkM) excitability. Triiodothyronine (T3), locally generated from thyroxine (T4) by type 2 deiodinase (D2), binds thyroid hormone receptors (TRα/β) and modulates transcription via thyroid response elements (TREs).
Annarita Nappi   +12 more
wiley   +1 more source

Quaternary structures of Streptococcus pneumoniae nucleoside diphosphate kinase: From hexamers to supramolecular assemblies

open access: yesProtein Science, Volume 35, Issue 9, September 2026.
Abstract The nucleoside diphosphate kinase (NDK) is a key enzyme that controls the balance of nucleotide pools in all living organisms. Beyond this fundamental role, NDKs exert pleiotropic effects in many cellular processes, including cell development, signal transduction, differentiation, tumor metastasis, and gene expression. The quaternary structure
Julie Kerboeuf   +10 more
wiley   +1 more source

Structure and conformational dynamics of the Pseudomonas CbrA transceptor

open access: yesProtein Science, Volume 35, Issue 9, September 2026.
Abstract The CbrA protein is a central regulator of carbon metabolism, biofilm formation, and virulence in Pseudomonas species, but the molecular mechanisms by which CbrA links nutrient sensing to downstream signaling has remained unclear. CbrA is a rare “transceptor” that combines membrane transporter and histidine kinase domains into a single ...
Melanie A. Orlando   +4 more
wiley   +1 more source

The use of fibrinolysis inhibitors in cardiac surgery with cardiopulmonary bypass (literature review)

open access: yesВестник анестезиологии и реаниматологии
In cardiac surgery with cardiopulmonary bypass (CPB) is a common complication. The incidence of this complication in cardiac surgery patients is estimated at about 10%.
V. Yu. Medvedeva   +3 more
doaj   +1 more source

Aerobic Exercise Training Increases Circulating sRAGE in Adults With Type 2 Diabetes: Associations With Sheddase Regulation

open access: yesDiabetes, Obesity and Metabolism, Volume 28, Issue 9, Page 8157-8171, September 2026.
ABSTRACT Objective Soluble receptor for advanced glycation end‐products (sRAGE) and soluble Toll‐like receptor 4 (sTLR4) are circulating pattern recognition receptor isoforms implicated in inflammatory regulation in type 2 diabetes mellitus (T2DM). This study examined the effects of supervised aerobic exercise training (AET) on circulating sRAGE, sTLR4,
Ryan K. Perkins   +9 more
wiley   +1 more source

Divergent Inhibitor Susceptibility among Airway Lumen-Accessible Tryptic Proteases.

open access: yesPLoS ONE, 2015
Tryptic serine proteases of bronchial epithelium regulate ion flux, barrier integrity, and allergic inflammation. Inhibition of some of these proteases is a strategy to improve mucociliary function in cystic fibrosis and asthmatic inflammation.
Shilpa Nimishakavi   +3 more
doaj   +1 more source

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