Results 11 to 20 of about 169,368 (383)

Purification of brain D2 dopamine receptor. [PDF]

open access: bronzeThe EMBO Journal, 1988
D2 dopamine receptors have been extracted from bovine brain using the detergent cholate and purified approximately 20,000-fold by affinity chromatography on haloperidol-sepharose and wheat germ agglutinin-agarose columns. The purified preparation contains D2 dopamine receptors as judged by the pharmacological specificity of [3H]spiperone binding to the
Williamson, RA   +3 more
openaire   +4 more sources

Activation of D1 and D2 dopamine receptors increases the activity of the somatostatin receptor-effector system in the rat frontoparietal cortex [PDF]

open access: green, 2000
The role of dopamine D1 and D2 receptor subtypes in the regulation, in vivo, of the somatostatin (SRIF) receptor-effector system in rat frontoparietal cortex was investigated.
Arilla Ferreiro, Eduardo   +2 more
core   +4 more sources

Dystonia: sparse synapses for D2 receptors in striatum of a DYT1 knock-out mouse model [PDF]

open access: yes, 2020
Dystonia pathophysiology has been partly linked to downregulation and dysfunction of dopamine D2 receptors in striatum. We aimed to investigate the possible morpho-structural correlates of D2 receptor downregulation in the striatum of a DYT1 Tor1a mouse ...
Biagioni, S.   +8 more
core   +1 more source

Cocaine inhibits dopamine D2 receptor signaling via sigma-1-D2 receptor heteromers. [PDF]

open access: yesPLoS ONE, 2013
Under normal conditions the brain maintains a delicate balance between inputs of reward seeking controlled by neurons containing the D1-like family of dopamine receptors and inputs of aversion coming from neurons containing the D2-like family of dopamine
Gemma Navarro   +13 more
doaj   +1 more source

Synaptotagmin-1 is a Ca2+ sensor for somatodendritic dopamine release

open access: yesCell Reports, 2023
Summary: Modes of somatodendritic transmission range from rapid synaptic signaling to protracted regulation over distance. Somatodendritic dopamine secretion in the midbrain leads to D2 receptor-induced modulation of dopamine neurons on the timescale of ...
Joseph J. Lebowitz   +5 more
doaj   +1 more source

Dopamine receptors antagonistically regulate behavioral choice between conflicting alternatives in C. elegans. [PDF]

open access: yesPLoS ONE, 2014
Caenorhabditis elegans is a useful model to study the neuronal or molecular basis for behavioral choice, a specific form of decision-making. Although it has been implied that both D1-like and D2-like dopamine receptors may contribute to the control of ...
Daoyong Wang   +4 more
doaj   +1 more source

D2 dopamine receptor gene and obesity [PDF]

open access: yesInternational Journal of Eating Disorders, 1994
The prevalence of Taql A D2 dopamine receptor (DRD2) alleles was determined in 73 obese women and men. In this sample with a mean body mass index of 35.1, the A1 (minor) allele of the DRD2 gene was present in 45.2% of these nonalcohol, nondrug abusing subjects. The DRD2 A1 allele was not associated with a number of cardiovascular risk factors examined,
Terry Ritchie   +8 more
openaire   +2 more sources

D2-Like Receptors Mediate Dopamine-Inhibited Insulin Secretion via Ion Channels in Rat Pancreatic β-Cells

open access: yesFrontiers in Endocrinology, 2020
Dopamine (DA) has a vital role in the central nervous system and also modulates lipid and glucose metabolism. The present study aimed to investigate the effect of dopamine on insulin secretion and the underlying mechanisms in rat pancreatic β-cells. Data
Mengmeng Liu   +15 more
doaj   +1 more source

Cigarette Use and Striatal Dopamine D2/3 Receptors: Possible Role in the Link between Smoking and Nicotine Dependence. [PDF]

open access: yes, 2016
BackgroundCigarette smoking induces dopamine release in the striatum, and smoking- or nicotine-induced ventral striatal dopamine release is correlated with nicotine dependence.
London, Edythe D   +2 more
core   +2 more sources

D2 dopamine receptor subtype-mediated hyperactivity and amphetamine responses in a model of ADHD

open access: yesNeurobiology of Disease, 2010
Low doses of psychostimulants produce beneficial behavioral effects in ADHD patients but the mechanisms underlying the response are not understood. Here we use the hyperactive mouse mutant coloboma to identify D2-like dopamine receptor subtypes that ...
Xueliang Fan, Ming Xu, Ellen J. Hess
doaj   +1 more source

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