Results 11 to 20 of about 322,068 (275)

Potentiometric investigation of acid-base equilibria of two new pyrimidine derivatives in various methanol-water media [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
The acid-base properties of 1-amino-5-benzoyl-4-phenyl-1H-pyrimidine-2-one (L1) and 1-amino-5-benzoyl-4-phenyl-1H-pyrimidine-2-thione (L2) were investigated potentiometrically at an ionic strength of 0.10M(LiCl) in 19.8, 33.6 and 55.9 % (v/v) methanol ...
Kiliç Hasan, Birol Er
doaj   +1 more source

Effect of warmed ropivacaine solution on onset and duration of axillary block [PDF]

open access: yesKorean Journal of Anesthesiology, 2012
BackgroundBicarbonate, as an adjunct increasing the non-ionized form of local anesthetics, can reduce latency and prolong duration of regional nerve block.
Rippy Lee   +4 more
doaj   +1 more source

Reciprocal regulation of PKA and rac signaling [PDF]

open access: yes, 2013
Activated G protein-coupled receptors (GPCRs) and receptor tyrosine kinases relay extracellular signals through spatial and temporal controlled kinase and GTPase entities.
A. Riml   +47 more
core   +1 more source

Steady-state modulation of voltage-gated K+ channels in rat arterial smooth muscle by cyclic AMP-dependent protein kinase and protein phosphatase 2B [PDF]

open access: yes, 2015
Voltage-gated potassium channels (Kv) are important regulators of membrane potential in vascular smooth muscle cells, which is integral to controlling intracellular Ca2+ concentration and regulating vascular tone. Previous work indicates that Kv channels
A Adebiyi   +64 more
core   +2 more sources

Genetically Encoded Biosensors Reveal PKA Hyperphosphorylation on the Myofilaments in Rabbit Heart Failure [PDF]

open access: yes, 2016
RATIONALE: In heart failure, myofilament proteins display abnormal phosphorylation, which contributes to contractile dysfunction. The mechanisms underlying the dysregulation of protein phosphorylation on myofilaments is not clear.
Barbagallo, Federica   +15 more
core   +1 more source

Gravin orchestrates protein kinase A and 2-adrenergic receptor signaling critical for synaptic plasticity and memory [PDF]

open access: yes, 2012
A kinase-anchoring proteins (AKAPs) organize compartmentalized pools of protein kinase A (PKA) to enable localized signaling events within neurons. However, it is unclear which of the many expressed AKAPs in neurons target PKA to signaling complexes ...
Abel, T.   +12 more
core   +2 more sources

Neuromodulation of excitatory synaptogenesis in striatal development

open access: yeseLife, 2015
Dopamine is released in the striatum during development and impacts the activity of Protein Kinase A (PKA) in striatal spiny projection neurons (SPNs).
Yevgenia Kozorovitskiy   +4 more
doaj   +1 more source

Benchmarking pKa prediction [PDF]

open access: yes, 2006
Background: pKa values are a measure of the protonation of ionizable groups in proteins. Ionizable groups are involved in intra-protein, protein-solvent and protein-ligand interactions as well as solubility, protein folding and catalytic activity.
Davies, M.N.   +3 more
core   +3 more sources

Protein kinase A (PKA) phosphorylation of Shp2 inhibits its phosphatase activity and modulates ligand specificity. [PDF]

open access: yes, 2015
Pathological cardiac hypertrophy (an increase in cardiac mass resulting from stress-induced cardiac myocyte growth) is a major factor underlying heart failure.
Burmeister, BT   +5 more
core   +1 more source

Elevated intracellular cAMP exacerbates vulnerability to oxidative stress in optic nerve head astrocytes. [PDF]

open access: yes, 2018
Glaucoma is characterized by a progressive loss of retinal ganglion cells and their axons, but the underlying biological basis for the accompanying neurodegeneration is not known.
Bu, Jung Hyun   +8 more
core   +2 more sources

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