Results 41 to 50 of about 7,559,498 (434)

Cryo-EM structure of the human histamine H1 receptor/Gq complex

open access: yesNature Communications, 2021
Histamine receptors are effective targets for allergy treatments and antihistamines are the first choice of many allergic disorders, but the exact mechanism of agonist binding and receptor activation remain unknown.
Ruixue Xia   +7 more
doaj   +1 more source

Algebraic study of receptor-ligand systems: a dose-response analysis [PDF]

open access: yesarXiv, 2022
The study of a receptor-ligand system generally relies on the analysis of its dose-response (or concentration-effect) curve, which quantifies the relation between ligand concentration and the biological effect (or cellular response) induced when binding its specific cell surface receptor.
arxiv  

Synergistic gene expression during the acute phase response is characterized by transcription factor assisted loading

open access: yesNature Communications, 2017
The cytokines IL-1β and IL-6 mediate the systemic acute phase response (APR). Here, the authors provide evidence that these cytokines lead to both synergistic and antagonistic gene expression during APR; synergistic induction occurs by assisted loading ...
Ido Goldstein   +4 more
doaj   +1 more source

D3PM: a comprehensive database for protein motions ranging from residue to domain

open access: yesBMC Bioinformatics, 2022
Background Knowledge of protein motions is significant to understand its functions. While currently available databases for protein motions are mostly focused on overall domain motions, little attention is paid on local residue motions.
Cheng Peng   +6 more
doaj   +1 more source

Method for identification of condition-associated public antigen receptor sequences [PDF]

open access: yeseLife 2018;7:e33050, 2017
Diverse repertoires of hypervariable immunoglobulin receptors (TCR and BCR) recognize antigens in the adaptive immune system. The development of immunoglobulin receptor repertoire sequencing methods makes it possible to perform repertoire-wide disease association studies of antigen receptor sequences.
arxiv   +1 more source

Truncated human endothelin receptor A produced by alternative splicing and its expression in melanoma [PDF]

open access: yes, 1998
In this study, reverse transcriptase polymerase chain reaction was used to amplify human endothelin receptor A (ETA) and ETB receptor mRNA. A truncated ETA receptor transcript with exons 3 and 4 skipped was found.
Berry, PA   +5 more
core   +1 more source

Structural insights into the ligand binding and Gi coupling of serotonin receptor 5-HT5A

open access: yesCell Discovery, 2022
5-hydroxytryptamine receptor 5A (5-HT5A) belongs to the 5-HT receptor family and signals through the Gi/o protein. It is involved in nervous system regulation and an attractive target for the treatment of psychosis, depression, schizophrenia, and ...
Yangxia Tan   +8 more
doaj   +1 more source

Regulation of Neuromodulator Receptor Efficacy - Implications for Whole-Neuron and Synaptic Plasticity [PDF]

open access: yesProgress in Neurobiology 72(6), pp 399-415, April 2004, 2004
Membrane receptors for neuromodulators (NM) are highly regulated in their distribution and efficacy - a phenomenon which influences the individual cell's response to central signals of NM release. Even though NM receptor regulation is implicated in the pharmacological action of many drugs, and is also known to be influenced by various environmental ...
arxiv   +1 more source

Adenosine A1 receptor: Functional receptor-receptor interactions in the brain [PDF]

open access: yesPurinergic Signalling, 2007
Over the past decade, many lines of investigation have shown that receptor-mediated signaling exhibits greater diversity than previously appreciated. Signal diversity arises from numerous factors, which include the formation of receptor dimers and interplay between different receptors.
Kathrin Sichardt, Karen Nieber
openaire   +3 more sources

Inhibition of Histone Deacetylase 3 (HDAC3) Mediates Ischemic Preconditioning and Protects Cortical Neurons against Ischemia in Rats

open access: yesFrontiers in Molecular Neuroscience, 2016
Brain ischemic preconditioning (PC) provides vital insights into the endogenous protection against stroke. Genomic and epigenetic responses to PC condition the brain into a state of ischemic tolerance.
Xiaoyu Yang   +3 more
doaj   +1 more source

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