Results 131 to 140 of about 285,913 (271)

Lesion Formation in Cardiac Pulsed‐Field Ablation: Acute to Chronic Cellular Level Changes

open access: yesPacing and Clinical Electrophysiology, EarlyView.
ABSTRACT As pulsed‐field ablation (PFA) emerges as a promising therapy for atrial arrhythmias, an understanding of the cellular injury to cardiac tissue is critical to evaluating and interpreting results for each PFA system. This review aims to detail the mechanism of cell death for PFA, compare the cell death mechanism to thermal ablation modalities ...
Kara Garrott   +3 more
wiley   +1 more source

COMPARATIVE ASPECTS OF REGENERATIVE POTENCY OF SPHINCTER CERVICAL TISSUES IN RATS WITH CANALIS CERVICIS UTERI TRACTION UNDER EXPERIMENTAL CONDITIONS

open access: yesНаука и инновации в медицине, 2016
Aim - to study the reparative regeneration processes after experimental gradual traction of cervix uteri in rats. Materials and methods. The object of the study is the cervix at the sphincter.
YuV V Grigoryeva   +3 more
doaj   +1 more source

Investigating interactions between epicardial adipose tissue and cardiac myocytes: what can we learn from different approaches? [PDF]

open access: yes, 2017
Heart disease is a major cause of morbidity and mortality throughout the world. Some cardiovascular conditions can be modulated by lifestyle factors such as increased exercise or a healthier diet, but many require surgical or pharmacological ...
Agra   +164 more
core   +1 more source

Women in space: A review of known physiological adaptations and health perspectives

open access: yesExperimental Physiology, EarlyView.
Abstract Exposure to the spaceflight environment causes adaptations in most human physiological systems, many of which are thought to affect women differently from men. Since only 11.5% of astronauts worldwide have been female, these issues are largely understudied.
Millie Hughes‐Fulford   +4 more
wiley   +1 more source

Caveolin-1 is required for contractile phenotype expression by airway smooth muscle cells

open access: yesJournal of Cellular and Molecular Medicine, 2011
Airway smooth muscle cells exhibit phenotype plasticity that underpins their ability to contribute both to acute bronchospasm and to the features of airway remodelling in chronic asthma.
R. Gosens   +10 more
semanticscholar   +1 more source

An update on pacemaking in the myometrium

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The spread of multiple electrical signals (panel A, blue‐to‐red indicates increasing electrical excitability) that are spatiotemporally distinct, yet in‐phase with the excitatory episode, determines action potential shape and form (panel B, as recorded by single cell microelectrodes) and ensures contractile amplitude and duration
Susan Wray, Michael J. Taggart
wiley   +1 more source

Myocardin is differentially required for the development of smooth muscle cells and cardiomyocytes.

open access: yesAmerican Journal of Physiology. Heart and Circulatory Physiology, 2011
Myocardin is a serum response factor (SRF) coactivator exclusively expressed in cardiomyocytes and smooth muscle cells (SMCs). However, there is highly controversial evidence as to whether myocardin is essential for normal differentiation of these cell ...
M. Hoofnagle   +8 more
semanticscholar   +1 more source

Cellular and molecular cross‐talk in atrial fibrillation: The role of non‐cardiomyocytes in creating an arrhythmogenic substrate

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Illustration of cellular and molecular cross‐talk in atrial fibrillation. Left: a schematic of cardiac tissue showing cardiomyocytes, fibroblasts, adipocytes, inflammatory cells and the coagulation system. Right: direct and indirect cross‐talk between different cell types, with the impact of direct cross‐talk on action potential (
Zhenyu Dong   +2 more
wiley   +1 more source

Expression and distribution of ectonucleotidases in mouse urinary bladder.

open access: yesPLoS ONE, 2011
BackgroundNormal urinary bladder function requires bidirectional molecular communication between urothelium, detrusor smooth muscle and sensory neurons and one of the key mediators involved in this intercellular signaling is ATP.
Weiqun Yu, Simon C Robson, Warren G Hill
doaj   +1 more source

Akt activation induces hypertrophy without contractile phenotypic maturation in airway smooth muscle.

open access: yesAmerican Journal of Physiology - Lung cellular and Molecular Physiology, 2011
Airway smooth muscle (ASM) hypertrophy is a cardinal feature of severe asthma, but the underlying molecular mechanisms remain uncertain. Forced protein kinase B/Akt 1 activation is known to induce myocyte hypertrophy in other muscle types, and, since a ...
Lan Ma   +11 more
semanticscholar   +1 more source

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