Results 31 to 40 of about 172,224 (315)

The Effect of a Novel Highly Selective Inhibitor of the Sodium/Calcium Exchanger (NCX) on Cardiac Arrhythmias in In Vitro and In Vivo Experiments. [PDF]

open access: yesPLoS ONE, 2016
In this study the effects of a new, highly selective sodium-calcium exchanger (NCX) inhibitor, ORM-10962 were investigated on cardiac NCX current, Ca2+ transients, cell shortening and in experimental arrhythmias.
Zsófia Kohajda   +25 more
doaj   +1 more source

Synaptic proteins promote calcium-triggered fast transition from point contact to full fusion. [PDF]

open access: yes, 2012
The molecular underpinnings of synaptic vesicle fusion for fast neurotransmitter release are still unclear. Here, we used a single vesicle-vesicle system with reconstituted SNARE and synaptotagmin-1 proteoliposomes to decipher the temporal sequence of ...
Brunger, Axel T   +13 more
core   +1 more source

Pharmacological Significance of the Blocking Action of the Intravenous General Anesthetic Propofol on the Slow Component of Cardiac Delayed Rectifier K+ Current

open access: yesJournal of Pharmacological Sciences, 2009
.: Propofol is a widely used intravenous general anesthetic. The negative inotropic effect of propofol has been best explained by inhibition of the L-type Ca2+ current (ICa).
Noboru Hatakeyama   +7 more
doaj   +1 more source

Pharmacological Modulation of Hif-1α in the Cerebral Cortex of Rats after Chronic Prenatal Hypoxia

open access: yesBiology and Life Sciences Forum, 2022
Despite the significant advances in modern medicine, the problem of perinatal hypoxic CNS damage in children occupies one of the leading places in modern neonatology.
Olena G. Aliyeva   +3 more
doaj   +1 more source

Fermented mistletoe extract as a multimodal antitumoral agent in gliomas [PDF]

open access: yes, 2012
In Europe, commercially available extracts from the white-berry mistletoe (Viscum album L.) are widely used as a complementary cancer therapy. Mistletoe lectins have been identified as main active components and exhibit cytotoxic effects as well as ...
Harter, Patrick Nikolaus   +4 more
core   +2 more sources

Study on Neuromuscular Blockade Action of Verapamil in Albino Rats [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2013
Background: Calcium Channel Blockers (CCBs) are now widely employed in the treatment of cardiovascular diseases and peri-operative hypertension. It has been reported that calcium channel blockers inhibit neuromuscular transmission.
JAYASHREE NAGARAL   +6 more
doaj   +1 more source

Rate-dependency of action potential duration and refractoriness in isolated myocytes from the rabbit AV node and atrium [PDF]

open access: yes, 2000
During atrial fibrillation, ventricular rate is determined by atrioventricular nodal (AVN) conduction, which in part is dependent upon the refractoriness of single AVN cells.
Andrew C. Rankin   +48 more
core   +1 more source

Cinnamomum cassia bark in two herbal formulas increases life span in Caenorhabditis elegans via insulin signaling and stress response pathways. [PDF]

open access: yesPLoS ONE, 2010
Proving the efficacy and corresponding mode of action of herbal supplements is a difficult challenge for evidence-based herbal therapy. A major hurdle is the complexity of herbal preparations, many of which combine multiple herbs, particularly when the ...
Young-Beob Yu   +5 more
doaj   +1 more source

Presynaptic facilitation at the crayfish neuromuscular junction: Role of calcium-activated potassium conductance [PDF]

open access: yes, 1991
Membrane potential was recorded intracellularly near presynaptic terminals of the excitor axon of the crayfish opener neuromuscular junction (NMJ), while transmitter release was recorded postsynaptically.
Bittner, George D.   +2 more
core   +1 more source

Glucocorticoids rapidly inhibit oxytocin-stimulated adrenocorticotropin release from rat anterior pituitary cells, without modifying intracellular calcium transients [PDF]

open access: yes, 1993
Glucocorticoid hormones suppress the secretion of ACTH evoked by secretagogues such as CRF and arginine vasopressin. In this study, we investigated the effects of glucocorticoids on ACTH release induced by oxytocin (OT) and on intracellular free calcium ...
Dayanithi, G., Gratzl, Manfred, Link, H.
core   +1 more source

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