Results 41 to 50 of about 6,599 (204)

Factors Affecting Quality of Honey Bee Venom

open access: yesJournal of Apicultural Science, 2022
Honeybee venom (HBV) is an important product of beehives, and its benefits for health have been rediscovered by modern medicine. Since HBV has the potential to treat some diseases, its quality and production conditions require a detailed investigation ...
Kekeçoğlu Meral   +4 more
doaj   +1 more source

Development of Relaxin-3 Agonists and Antagonists Based on Grafted Disulfide-Stabilized Scaffolds

open access: yesFrontiers in Chemistry, 2020
Relaxin-3 is a neuropeptide with important roles in metabolism, arousal, learning and memory. Its cognate receptor is the relaxin family peptide-3 (RXFP3) receptor.
Han Siean Lee   +7 more
doaj   +1 more source

Apamin modulates ventricular repolarization during HF.

open access: yes, 2014
Representative action potential of a 1 month (A) HF and 4 month HF(B) ventricular cell before and after apamin superfusion. C. Summary data of APD50 in control,1 month and 4 month HF before and after apamin treatment.
Ingrid M. Bonilla (474103)   +14 more
core   +1 more source

Small‐Conductance Calcium‐Activated Potassium Current in Normal Rabbit Cardiac Purkinje Cells

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2017
BackgroundPurkinje cells (PCs) are important in cardiac arrhythmogenesis. Whether small‐conductance calcium‐activated potassium (SK) channels are present in PCs remains unclear. We tested the hypotheses that subtype 2 SK (SK2) channel proteins and apamin‐
Thomas A. Reher   +13 more
doaj   +1 more source

Apitoxin and Its Components against Cancer, Neurodegeneration and Rheumatoid Arthritis: Limitations and Possibilities

open access: yesToxins, 2020
Natural products represent important sources for the discovery and design of novel drugs. Bee venom and its isolated components have been intensively studied with respect to their potential to counteract or ameliorate diverse human diseases.
Andreas Aufschnaiter   +6 more
doaj   +1 more source

Identification of TREK channels in mouse intracardiac ganglion neurons

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Role of TWIK‐related K+ (TREK) channels in intracardiac ganglion neurons. CD‐1 mice were used to establish primary cultures of intracardiac neurons for immunochemical characterization and patch‐clamp electrophysiology. Intracardiac neurons express functional TREK channels, which modulate neuronal excitability by regulating ...
Ana Campos‐Rios   +9 more
wiley   +1 more source

The relationship between apamin binding and channel block in KCa2 potassium channels. [PDF]

open access: yes, 2013
Small conductance calcium-activated potassium channels (KCa2.1,2.2,2.3) are widely distributed throughout the body and are involved in diverse physiological processes including the regulation of neuronal firing and smooth muscle contraction.
Jenkinson, DH   +3 more
core  

Apamin, a highly specific Ca2+ blocking agent in heart muscle

open access: yes, 1985
Apamin, a bee venom polypeptide, was recently reported to block specifically the Ca2+-dependent K+ channels that are not blocked by tetraethylammonium chloride in muscle cells.
N. Sperelakis   +3 more
core   +1 more source

Effects of different concentrations of apamin on the rundown course of IKs in transfected HEK 293 cells.

open access: yes, 2014
(A) An observation experiment without apamin treatment showing time-dependent rundown, obtained with the pulse protocol shown in the inset with chromanol 293B at the end.
Chih-Chieh Yu (127641)   +3 more
core   +2 more sources

The pharmacology of hSK1 Ca2+-activated K+ channels expressed in mammalian cell lines. [PDF]

open access: yes, 2000
The pharmacology of hSK1, a small conductance calcium-activated potassium channel, was studied in mammalian cell lines (HEK293 and COS-7). In these cell types, hSK1 forms an apamin-sensitive channel with an IC(50) for apamin of 8 nM in HEK293 cells and ...
Shah, M, Haylett, DG
core  

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