Results 11 to 20 of about 1,025,431 (370)

Intracellular pH Control by Membrane Transport in Mammalian Cells. Insights Into the Selective Advantages of Functional Redundancy

open access: yesFrontiers in Molecular Biosciences, 2022
Intracellular pH is a vital parameter that is maintained close to neutrality in all mammalian cells and tissues and acidic in most intracellular compartments.
Denis Doyen   +16 more
doaj   +1 more source

Ion Channel Pharmacology [PDF]

open access: yesNeurotherapeutics, 2007
Because ion channels are involved in many cellular processes, drugs acting on ion channels have long been used for the treatment of many diseases, especially those affecting electrically excitable tissues. The present review discusses the pharmacology of voltage-gated and neurotransmitter-gated ion channels involved in neurologic diseases, with ...
CONTE, Diana   +2 more
openaire   +5 more sources

Heart rate reduction after genetic ablation of L-type Cav1.3 channels induces cardioprotection against ischemia-reperfusion injury

open access: yesFrontiers in Cardiovascular Medicine, 2023
BackgroundAcute myocardial infarction (AMI) is the major cause of cardiovascular mortality worldwide. Most ischemic episodes are triggered by an increase in heart rate, which induces an imbalance between myocardial oxygen delivery and consumption ...
Viviana Delgado-Betancourt   +26 more
doaj   +1 more source

Triggering the Amphotericin B Pore-Forming Activity by Phytochemicals

open access: yesMembranes, 2023
The macrolide polyene antibiotic amphotericin B (AmB), remains a valuable drug to treat systemic mycoses due to its wide antifungal activity and low probability of developing resistance.
Svetlana S. Efimova   +2 more
doaj   +1 more source

The Role of the Dielectric Barrier in Narrow Biological Channels: a Novel Composite Approach to Modeling Single-channel Currents [PDF]

open access: yes, 2003
A composite continuum theory for calculating ion current through a protein channel of known structure is proposed, which incorporates information about the channel dynamics. The approach is utilized to predict current through the Gramicidin A ion channel,
Coalson, Rob D.   +3 more
core   +3 more sources

Synthetic Ion Channels

open access: yesLangmuir, 2013
The objective of this historical review is to recall the development of the field of synthetic ion channels over the past three decades. The most inspiring and influential breakthroughs with regard to structure and function are brought together to give the general reader an easily accessible understanding of the field.
Sakai Naomi, Matile Stefan
openaire   +5 more sources

Mitochondrial Ion Channels

open access: yesAnnual Review of Biophysics, 2023
Mitochondria are involved in multiple cellular tasks, such as ATP synthesis, metabolism, metabolite and ion transport, regulation of apoptosis, inflammation, signaling, and inheritance of mitochondrial DNA. The majority of the correct functioning of mitochondria is based on the large electrochemical proton gradient, whose component, the inner ...
Szabo I., Szewczyk A.
openaire   +2 more sources

Definition of two agonist types at the mammalian cold-activated channel TRPM8

open access: yeseLife, 2016
Various TRP channels act as polymodal sensors of thermal and chemical stimuli, but the mechanisms whereby chemical ligands impact on TRP channel gating are poorly understood.
Annelies Janssens   +8 more
doaj   +1 more source

Self-organized enhancement of conductivity in biological ion channels [PDF]

open access: yes, 2013
We discuss an example of self-organization in a biological system. It arises from long-range ion–ion interactions, and it leads us to propose a new kind of enhanced conduction in ion channels.
Eisenberg, Robert S.   +5 more
core   +2 more sources

Ca2+-activated Cl− channel TMEM16A inhibition by cholesterol promotes angiogenesis in endothelial cells

open access: yesJournal of Advanced Research, 2021
Introduction: Ca2+-activated Cl− channel TMEM16A is expressed in endothelial cells, and contributes to many diseases such as hypertension, blood-brain barrier dysfunction, and pulmonary hypertension.
Ke Ma   +10 more
doaj  

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