Results 21 to 30 of about 177,108 (289)

Endoplasmic reticulum sorting and kinesin-1 command the targeting of axonal GABAB receptors. [PDF]

open access: yesPLoS ONE, 2012
In neuronal cells the intracellular trafficking machinery controls the availability of neurotransmitter receptors at the plasma membrane, which is a critical determinant of synaptic strength.
Viviana Valdés   +7 more
doaj   +1 more source

An autocrine role for pituitary GABA: Activation of GABA-B receptors and regulation of growth hormone levels [PDF]

open access: yes, 2002
There is increasing evidence suggesting that the neurotransmitter gamma-aminobutyric acid (GABA) is a local factor involved in the regulation of endocrine organs.
Corsi, C.   +5 more
core   +1 more source

Acute phenobarbital administration induces hyperalgesia: pharmacological evidence for the involvement of supraspinal GABA-A receptors

open access: yesBrazilian Journal of Medical and Biological Research, 2001
The aim of the present study was to determine if phenobarbital affects the nociception threshold. Systemic (1-20 mg/kg) phenobarbital administration dose dependently induced hyperalgesia in the tail-flick, hot-plate and formalin tests in rats and in the ...
C.M. Yokoro   +4 more
doaj   +1 more source

The Mechanism of Enantioselective Neurosteroid Actions on GABAA Receptors

open access: yesBiomolecules, 2023
The neurosteroid allopregnanolone (ALLO) and pregnanolone (PREG), are equally effective positive allosteric modulators (PAMs) of GABAA receptors. Interestingly, the PAM effects of ALLO are strongly enantioselective, whereas those of PREG are not.
Hiroki Tateiwa   +10 more
doaj   +1 more source

Allosteric modulation of retinal GABA receptors by ascorbic acid [PDF]

open access: yes, 2011
Ionotropic GABA receptors (GABAA and GABAC) belong to the Cys-loop receptor family of ligand-gated ion channels. GABAC receptors are highly expressed in the retina, mainly localized at the axon terminals of bipolar cells.
Aguayo, Luis G.   +5 more
core   +1 more source

Post-synaptic GABAA receptors potentiate transmission by recruiting CaV2 channels to their inputs

open access: yesCell Reports, 2023
Summary: We describe a retrograde synaptic signal at the C. elegans GABAergic neuromuscular junction. At this synapse, GABA release is controlled by two voltage-activated calcium channels (UNC-2/CaV2 and EGL-19/CaV1), and muscle responses are mediated by
Jian Zhao   +3 more
doaj   +1 more source

Anaesthetic impairment of immune function is mediated via GABA(A) receptors.

open access: yesPLoS ONE, 2011
BackgroundGABA(A) receptors are members of the Cys-loop family of neurotransmitter receptors, proteins which are responsible for fast synaptic transmission, and are the site of action of wide range of drugs.
Daniel W Wheeler   +15 more
doaj   +1 more source

Regulation of Arabidopsis 14-3-3 gene expression by GABA. [PDF]

open access: yes, 2006
The function in plants of the non-protein amino acid, gamma-aminobutyric acid (GABA) is poorly understood. In this study, we show that GABA down-regulates the expression of a large sub-set of 14-3-3 gene family members in Arabidopsis thaliana seedlings ...
Lancien, Muriel, Roberts, Michael R
core   +1 more source

Investigating the Role of Loop C Hydrophilic Residue 'T244' in the Binding Site of ρ1 GABAC Receptors via Site Mutation and Partial Agonism. [PDF]

open access: yesPLoS ONE, 2016
The loop C hydrophilic residue, threonine 244 lines the orthosteric binding site of ρ1 GABAC receptors was studied by point mutation into serine, alanine and cysteine, and tested with GABA, some representative partial agonists and antagonists. Thr244 has
Moawiah M Naffaa   +5 more
doaj   +1 more source

GABA-A and GABA-B Receptors in Filial Imprinting Linked With Opening and Closing of the Sensitive Period in Domestic Chicks (Gallus gallus domesticus)

open access: yesFrontiers in Physiology, 2018
Filial imprinting of domestic chicks has a well-defined sensitive (critical) period lasting in the laboratory from hatching to day 3. It is a typical model to investigate the molecular mechanisms underlying memory formation in early learning. We recently
Naoya Aoki   +7 more
doaj   +1 more source

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