Results 1 to 10 of about 63,526 (247)

Calcium-independent inhibitory G-protein signaling induces persistent presynaptic muting of hippocampal synapses [PDF]

open access: yes, 2011
Adaptive forms of synaptic plasticity that reduce excitatory synaptic transmission in response to prolonged increases in neuronal activity may prevent runaway positive feedback in neuronal circuits.
Chang, Chun Yun   +3 more
core   +2 more sources

Resistin and adenylyl cyclase-associated protein 1 (CAP1) regulate the expression of genes related to insulin resistance in BNL CL.2 mouse liver cells

open access: yesData in Brief, 2019
Resistin is an adipokine produced in white adipose tissue that is thought to modulate insulin sensitivity in peripheral tissues (such as liver, skeletal muscle or adipose tissue). Human and murine resistin molecules share only about 60% sequence homology.
Dimiter Avtanski   +2 more
doaj   +1 more source

Tailoring therapy for heart failure: the pharmacogenomics of adrenergic receptor signaling. [PDF]

open access: yes, 2014
Heart failure is one of the leading causes of mortality in Western countries, and β-blockers are a cornerstone of its treatment. However, the response to these drugs is variable among individuals, which might be explained, at least in part, by genetic ...
Barrese, V   +3 more
core   +2 more sources

A Study on the Origin of Peroxisomes: Possibility of Actinobacteria Symbiosis [PDF]

open access: yes, 2008
The origin of peroxisomes as having developed from the endoplasmic reticulum (ER) was proposed on the basis of the similarity between some peroxisomal proteins and ER proteins, and the localization of some peroxisomal proteins on the ER.
Duhita Narendra   +5 more
core   +2 more sources

pH sensing via bicarbonate-regulated ‘soluble’ adenylyl cyclase (sAC)

open access: yesFrontiers in Physiology, 2013
Soluble adenylyl cyclase (sAC) is a source of the second messenger cyclic adenosine 3',5' monophosphate (cAMP). sAC is directly regulated by bicarbonate (HCO3-) ions. In living cells, HCO3- ions are in nearly instantaneous equilibrium with carbon
Nawreen eRahman   +2 more
doaj   +1 more source

Functional Non‐Nucleoside Adenylyl Cyclase Inhibitors

open access: yesChemical Biology & Drug Design, 2014
In this study, we describe the synthesis of novel functional non‐nucleoside adenylyl cyclase inhibitors, which can be easily modified with thiol containing biomolecules such as tumour targeting structures. The linkage between inhibitor and biomolecule contains cleavable bonds to enable efficient intracellular delivery in the reductive milieu of the ...
Lelle, M.   +7 more
openaire   +4 more sources

Differential coupling of G protein alpha subunits to seven-helix receptors expressed in Xenopus oocytes [PDF]

open access: yes, 1994
Xenopus oocytes were used to examine the coupling of the serotonin 1c (5HT1c) and thyrotropin-releasing hormone (TRH) receptors to both endogenous and heterologously expressed G protein alpha subunits.
Aragay, Anna M.   +4 more
core  

Functional selectivity of GPCR-directed drug action through location bias. [PDF]

open access: yes, 2017
G-protein-coupled receptors (GPCRs) are increasingly recognized to operate from intracellular membranes as well as the plasma membrane. The β 2 -adrenergic GPCR can activate G s -linked cyclic AMP (G s -cAMP) signaling from endosomes.
Conti, Marco   +6 more
core   +3 more sources

Evidence for functional pre-coupled complexes of receptor heteromers and adenylyl cyclase

open access: yesNature Communications, 2018
It is unclear whether GPCRs, G proteins and adenylyl cyclase (AC) associate through random collisions or defined pre-coupling mechanisms. Using a peptide-based approach, the authors show that heteromers of adenosine A2A and dopamine D2 receptors form pre-
Gemma Navarro   +11 more
doaj   +1 more source

Sphingosylphosphorylcholine Antagonizes Proton-Sensing Ovarian Cancer G-Protein-Coupled Receptor 1 (OGR1)-Mediated Inositol Phosphate Production and cAMP Accumulation

open access: yesJournal of Pharmacological Sciences, 2005
Ovarian cancer G-protein-coupled receptor 1 (OGR1), previously proposed as a receptor for sphingosylphosphorylcholine (SPC), has recently been identified as a proton-sensing or extracellular pH-responsive G-protein-coupled receptor stimulating inositol ...
Chihiro Mogi   +9 more
doaj   +1 more source

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