Results 21 to 30 of about 44,135 (257)

Influence of antihypertensive therapy, sodium intake and the concentration of potassium in plasma on concentration of aldosterone and plasma renin activity [PDF]

open access: yesMedicinski Glasnik Specijalne Bolnice za Bolesti Štitaste Žlezde i Bolesti Metabolizma "Zlatibor", 2013
Introduction: Primary aldosteronism (PA) is a group of disorders which are characterized by inadequate and non-suppressible production of aldosterone. The prevalence of PA is increasing in hypertensive population.
Lalić Tijana
doaj   +1 more source

Photochromic Blockers of Voltage‐Gated Potassium Channels [PDF]

open access: yesAngewandte Chemie International Edition, 2009
Photochromic ligands (PCLs) can be optically switchedbetween isomers that show different biological activities. Assuch, they offer an opportunity to convert ligand-actuatedpathways into light-actuated pathways, thus making it possi-ble to control a wide range of biological processes with light.PCLs have been explored for various classes of ...
Matthew R, Banghart   +5 more
openaire   +2 more sources

Antiarrhythmic drug usage and prostate cancer: a population-based cohort study

open access: yesAsian Journal of Andrology, 2018
Even though the relationship between antiarrhythmic drug usage and subsequent prostate cancer (PCa) risk has recently been highlighted, relevant findings in the previous literature are still inconsistent.
Li-Ting Kao   +3 more
doaj   +1 more source

5-(Indol-2-yl)pyrazolo[3,4-b]pyridines as a New Family of TASK-3 Channel Blockers: A Pharmacophore-Based Regioselective Synthesis

open access: yesMolecules, 2021
TASK channels belong to the two-pore-domain potassium (K2P) channels subfamily. These channels modulate cellular excitability, input resistance, and response to synaptic stimulation. TASK-channel inhibition led to membrane depolarization.
David Ramírez   +10 more
doaj   +1 more source

Bioengineered System for High Throughput Screening of Kv1 Ion Channel Blockers

open access: yesBioengineering, 2021
Screening drug candidates for their affinity and selectivity for a certain binding site is a crucial step in developing targeted therapy. Here, we created a screening assay for receptor binding that can be easily scaled up and automated for the high ...
George V. Sharonov   +4 more
doaj   +1 more source

Single channel properties of mitochondrial large conductance potassium channel formed by BK-VEDEC splice variant

open access: yesScientific Reports, 2021
The activation of mitochondrial large conductance calcium-activated potassium (mitoBKCa) channels increases cell survival during ischemia/reperfusion injury of cardiac cells.
Shur Gałecka   +4 more
doaj   +1 more source

Conformational exchange in the potassium channel blocker ShK [PDF]

open access: yesScientific Reports, 2019
AbstractShK is a 35-residue disulfide-linked polypeptide produced by the sea anemone Stichodactyla helianthus, which blocks the potassium channels Kv1.1 and Kv1.3 with pM affinity. An analogue of ShK has been developed that blocks Kv1.3 > 100 times more potently than Kv1.1, and has completed Phase 1b clinical trials for the treatment of autoimmune ...
Iwakawa, N.   +7 more
openaire   +4 more sources

Interactions of the Kv1.1 Channel with Peptide Pore Blockers: A Fluorescent Analysis on Mammalian Cells

open access: yesMembranes, 2023
The voltage-gated potassium channel Kv1.1, which is abundant in the CNS and peripheral nervous system, controls neuronal excitability and neuromuscular transmission and mediates a number of physiological functions in non-excitable cells.
Nikita A. Orlov   +7 more
doaj   +1 more source

Anaesthetic phencyclidine, blocker of the ATP‐sensitive potassium channels [PDF]

open access: yesFEBS Letters, 1994
The double sucrose gap and patch‐clamp studies revealed that phencyclidine blocked the ATP‐sensitive K+ channel in isolated cardiac cells (half‐maximal inhibition at ≈20 μM; Hill coefficient ≈1). 10μM phencyclidine increased the inward Ca2+ current and blocked the outward K+ current in the frog auricle trabeculae.
Kokoz, Yuri M.   +4 more
openaire   +2 more sources

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