Results 11 to 20 of about 751,516 (267)

Heteromerización de receptores de adenosina A2A, dopamina D2 y cannabinoides CB1. Implicaciones farmacológicas y funcionales. [PDF]

open access: yes, 2007
[spa] La visión de los receptores acoplados a proteína G ha evolucionado en los últimos años. Clásicamente se consideraban unidades individuales capaces de producir una señal intracelular; actualmente, está aceptado que estas proteínas de membrana pueden
Carriba Domínguez, Paulina
core   +6 more sources

Do Brain Extracellular Fluid Concentrations Predict PET-Inferred Receptor Occupancy in Human CNS? A Mechanistic Model-Based Analysis of Dopamine D2 Receptor Ligands. [PDF]

open access: yesClin Pharmacol Ther
A mechanistic CNS PBPK model framework was applied to eight antipsychotic D2 receptor ligands, comparing brain extracellular fluid (brainECF) and brain cell membrane (brainM) as biophase for predicting human receptor occupancy compared against PET neuroimaging data. BrainM concentrations showed improved agreement with PET‐derived receptor occupancy for
Budda D, van Hasselt JGC, de Lange ECM.
europepmc   +2 more sources

Receptores de dopamina y heterómeros de receptores de dopamina en la modulación de la neurotransmisión [PDF]

open access: yes, 2012
[spa] La mayoría de los ligandos de GPCR que actúan como agonistas, antagonistas o agonistas inversos, se unen al mismo dominio del receptor reconocido por los agonistas endógenos, es decir, el lugar de unión ortostérico.
González González, Sergio
core   +6 more sources

Heterómeros de receptores de dopamina. Nuevos mecanismos para la regulación de la transmisión dopaminérgica [PDF]

open access: yes, 2012
[spa] El Objetivo General de esta Tesis ha sido investigar la formación y función de heterómeros entre receptores de dopamina y otros receptores que puedan estar implicados en la regulación de la transmisión dopaminérgica, como receptores de galanina ...
Moreno Guillén, Estefanía
core   +6 more sources

Role of D1/D2 dopamin receptors antagonist perphenazine in morphine analgesia and tolerance in rats

open access: yesBiomolecules & Biomedicine, 2013
While opioid receptors have been implicated in the development of tolerance, the subsequent mechanisms involved in these phenomena have not been completely understood.
Ercan Ozdemir   +2 more
doaj   +1 more source

Genetically determined measures of striatal D2 signaling predict prefrontal activity during working memory performance. [PDF]

open access: yesPLoS ONE, 2010
Variation of the gene coding for D2 receptors (DRD2) has been associated with risk for schizophrenia and with working memory deficits. A functional intronic SNP (rs1076560) predicts relative expression of the two D2 receptors isoforms, D2S (mainly pre ...
Alessandro Bertolino   +18 more
doaj   +1 more source

Effects on turning of microinjections into basal ganglia of D1 and D2 dopamine receptors agonists and the cannabinoid CB1 antagonist SR141716A in a rat Parkinson's model

open access: yesNeurobiology of Disease, 2004
Brain cannabinoid CB1 receptors are expressed in neural areas that contribute to movement such as basal ganglia, where they co-localize with dopamine D1 and D2 receptors.
Fadwa El Banoua   +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,
E P, Noble   +8 more
openaire   +2 more sources

Dopamine D2 receptors and the circadian clock reciprocally mediate antipsychotic drug-induced metabolic disturbances

open access: yesnpj Schizophrenia, 2017
Antipsychotic drugs are widely prescribed medications, used for numerous psychiatric illnesses. However, antipsychotic drugs cause serious metabolic side effects that can lead to substantial weight gain and increased risk for type 2 diabetes.
Zachary Freyberg, Michael J. McCarthy
doaj   +1 more source

Advanced Research on Dopamine Signaling to Develop Drugs for the Treatment of Mental Disorders: Proteins Interacting With the Third Cytoplasmic Loop of Dopamine D2 and D3 Receptors

open access: yesJournal of Pharmacological Sciences, 2010
Among the various dopamine receptors, D2-like receptors (D2R, D3R, and D4R) are characterized by a large third cytoplasmic loop, a short carboxyl-terminal tail, and the ability to activate inhibitory G proteins.
Norifumi Shioda   +2 more
doaj   +1 more source

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