Results 151 to 160 of about 146,504 (339)

Platelet-activating factor (PAF-acether) and microcirculation: effect of Lyso-PAF and PAF-antagonists.

open access: yesBrazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas, 1988
Topical application of a standard dose of noradrenaline (NA) to the anesthetized rat mesentery evoked a vasoconstrictor response the latency of which was increased in a dose-dependent way by previous addition of PAF-acether or histamine but not by Lyso-PAF.
V, Lagente   +3 more
openaire   +1 more source

Atrial fibrosis in atrial fibrillation: Mechanisms, mapping techniques and clinical applications

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Summary of key aspects of atrial fibrosis in atrial fibrillation, highlighting atrial fibrosis as a hallmark of atrial fibrillation (AF). (1) Different types of fibrosis (blue), illustrating reparative and reactive fibrosis; (2) fibrosis detection techniques (green), illustrating late gadolinium enhancement cardiac magnetic ...
Caterina Vidal Horrach   +8 more
wiley   +1 more source

Different effects of catheter ablation on exercise tolerance, leg strength, and quality of life in paroxysmal versus persistent atrial fibrillation

open access: yesJournal of Arrhythmia
Background Catheter ablation (CA) can improve exercise tolerance and quality of life (QOL) in patients with atrial fibrillation (AF). However, its differential effects on muscle strength between paroxysmal AF (PAF) and nonparoxysmal AF (Non‐PAF) remain ...
Gen Matsuura   +10 more
doaj   +1 more source

Phospholipid Profiling Established by Structure‐Rich Fragments for Molecular Species Level Shotgun Analysis

open access: yesRapid Communications in Mass Spectrometry, Volume 40, Issue 8, 30 April 2026.
ABSTRACT Rationale Accurate identification of phospholipid molecular species remains a major challenge in shotgun lipidomics because conventional tandem mass spectrometry typically resolves only one structural moiety at a time. This structural ambiguity limits confident lipid biomarker discovery and biological interpretation.
Rong Chen   +4 more
wiley   +1 more source

Continuous binding of the PAF molecule to its receptor is necessary for the long-term aggregation of platelets [PDF]

open access: bronze, 1998
Masahiro Suzuki   +7 more
openalex   +1 more source

Sustainability Literate Preschool Teachers: Exploring Knowledge, Attitudes and Practices in Early Childhood Education for Sustainability—A Quantitative Model

open access: yesEuropean Journal of Education, Volume 61, Issue 1, March 2026.
ABSTRACT This study aimed to explore preschool teachers' knowledge, attitudes and practices regarding early childhood education for sustainability within the framework of sustainability literacy. To achieve this, we validated the Sustainability Literacy Survey, combining three sections: the Sustainable Development Knowledge Scale, the Attitude toward ...
Deniz Kahriman Pamuk   +6 more
wiley   +1 more source

Morning–Afternoon Asymmetry in Correlations Between the Equatorial Electrojet and Sq Westward Currents on Polar‐Side of the Focus

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Equatorial electrojet (EEJ) and solar quiet (Sq) currents with one vortex each in either hemisphere are key components of the ionospheric dynamo currents, driving geomagnetic diurnal variations observed at Earth's surface. However, the physical coupling between EEJ and Sq westward currents on the polar side of the vortex focus remains poorly ...
Xiaocan Liu   +3 more
wiley   +1 more source

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