Results 111 to 120 of about 58,890 (308)

Cooperativity in Solid-State Squaramides

open access: yes, 2016
Using a dipyridyl squaramide derivative as a model, we have shown that cooperativity in hydrogen-bonded catemers plays a crucial role in defining the solid-state synthon of disecondary squaramides, overriding the preferred association mode in ...
Rafel Prohens (1411240)   +8 more
core   +3 more sources

Control of bacterial quorum threshold for metabolic homeostasis and cooperativity

open access: yesMicrobiology Spectrum
Many Proteobacteria employ an acyl-homoserine lactone (AHL)-mediated quorum sensing (QS) system to control diverse social behaviors in a cell density-dependent manner. Various QS modulation mechanisms securing QS initiation at high cell density have been
Eunhye Goo, Ingyu Hwang
doaj   +1 more source

PHILOSOPHICAL QUESTIONS AND BIOLOGICAL FINDINGS, PART I: HUMAN COOPERATIVITY, COMPETITION, AND AGGRESSION

open access: yesZygon, 2020
This first part of a two‐part article illustrates how research in evolutionary biology and psychology illuminates questions arising in philosophy—specifically questions about the origins of severe, systemic aggression that arise in the mimetic theory of
doaj   +2 more sources

Tropomyosin flexural rigidity and single Ca2+ regulatory unit dynamics: implications for cooperative regulation of cardiac muscle contraction and cardiomyocyte hypertrophy

open access: yesFrontiers in Physiology, 2012
Striated muscle contraction is regulated by dynamic and cooperative interactions among Ca2+, troponin and tropomyosin on the thin filament. While Ca2+ regulation has been extensively studied, little is known about the dynamics of individual regulatory ...
Campion K. P. Loong   +5 more
doaj   +1 more source

Acute Kidney Injury After Mechanical Thrombectomy for Stroke in Patients With Pre‐Existing Renal Impairment

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Acute kidney injury (AKI) is a common but often underrecognized complication in ischemic stroke patients undergoing mechanical thrombectomy, particularly among those with pre‐existing renal impairment. This study evaluated the incidence, risk factors, and clinical impact of AKI in this high‐risk population.
Michał Borończyk   +10 more
wiley   +1 more source

Comprehensive Assessment of Arterial, Tissue, and Venous Collaterals for Evaluating the Infarct Growth Rate: The Multimodal Collateral Score

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Collaterals are crucial factors that influence the infarct growth rate (IGR). We aimed to determine whether a comprehensive multimodal collateral score (MCS), incorporating collateral assessment at the arterial, tissue, and venous levels, is associated with functional independence and provides incremental prognostic value over ...
Giorgio Busto   +12 more
wiley   +1 more source

When Extracellular Vesicles Go Viral: A Bird’s Eye View

open access: yesPathogens and Immunity
The science of extracellular vesicles (EVs) is a rapidly growing field that spans multiple aspects of normal physiology and pathophysiology. EVs play a critical role in most basic biological processes of cell-cell communications under normal conditions ...
Leonid Margolis, Yoel Sadovsky
doaj   +1 more source

Deception as cooperation

open access: yesStudies in History and Philosophy of Science Part C: Studies in History and Philosophy of Biological and Biomedical Sciences, 2019
Data from my 'Deception as Cooperation ...
openaire   +3 more sources

Spatial and Volumetric Characteristics of Glioblastoma: Associations With Clinical Presentation and Survival

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective We aim to comprehensively analyze how regional tumor and edema characteristics are associated with clinical presentations and survival outcomes in a large cohort of glioblastoma patients. Methods Patients with IDH‐wildtype glioblastoma who received brain MRI from 2010 to 2023 were included.
Daniel J. Zhou   +16 more
wiley   +1 more source

Uncovering G Protein‐Coupled Receptors: Novel Targets and Biomarkers for Predicting Glioma Prognosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Low‐grade gliomas (LGG) exhibit significant heterogeneity and recurrence risk. G protein‐coupled receptors (GPCR) contribute to glioma malignant progression, but their prognostic value remains unclear. This work attempts to formulate a GPCR‐based outcome‐predicting model for LGG. Methods Based on TCGA LGG data, the enrichment scores
Jun Yang   +4 more
wiley   +1 more source

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