Results 131 to 140 of about 1,200,908 (357)

Blockade of the Growth Hormone (GH) Receptor Unmasks Rapid GH-Releasing Peptide-6-Mediated Tissue-Specific Insulin Resistance [PDF]

open access: bronze, 2001
Alex F. Muller   +6 more
openalex   +1 more source

Recent advances in vasoactive intestinal peptide physiology and pathophysiology: focus on the gastrointestinal system. [PDF]

open access: yes, 2019
Vasoactive intestinal peptide (VIP), a gut peptide hormone originally reported as a vasodilator in 1970, has multiple physiological and pathological effects on development, growth, and the control of neuronal, epithelial, and endocrine cell functions ...
Akiba, Yasutada   +2 more
core  

Correlations in the T Cell Response to Altered Peptide Ligands

open access: yes, 2004
The vertebrate immune system is a wonder of modern evolution. Occasionally, however, correlations within the immune system lead to inappropriate recruitment of preexisting T cells against novel viral diseases.
Arstila   +26 more
core   +1 more source

Patatin‐domain‐containing (phospho)lipases under control: Mammalian co‐regulators and pathogenic activation mechanisms

open access: yesFEBS Open Bio, EarlyView.
Patatin domain‐containing (phospho)lipases are lipid‐hydrolyzing enzymes central to metabolism, membrane remodeling, and signaling. Their activity relies on precise co‐activation mechanisms involving protein–protein interactions and conformational rearrangements.
Noopur Dubey   +2 more
wiley   +1 more source

Impact of secretin receptor homo-dimerization on natural ligand binding

open access: yesNature Communications
Class B G protein-coupled receptors can form dimeric complexes important for high potency biological effects. Here, we apply pharmacological, biochemical, and biophysical techniques to cells and membranes expressing the prototypic secretin receptor (SecR)
Kaleeckal G. Harikumar   +5 more
doaj   +1 more source

MrgX2 is a promiscuous receptor for basic peptides causing mast cell pseudo‐allergic and anaphylactoid reactions [PDF]

open access: gold, 2019
Jak Grimes   +13 more
openalex   +1 more source

Promiscuous stimulation of HSP70 ATPase activity by parasite‐derived J‐domains

open access: yesFEBS Open Bio, EarlyView.
The malaria parasite Plasmodium falciparum exports three highly homologous yet functionally divergent J‐domain proteins into human erythrocytes. Here, we show that J‐domains isolated from all three proteins effectively stimulate the ATPase activity of both endogenous host and exported parasite HSP70 chaperones.
Julian Barth   +6 more
wiley   +1 more source

Systemic T Cell Receptor Profiling Reveals Adaptive Immune Activation and Potential Immune Signatures of Diagnosis and Brain Atrophy in Epilepsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Epilepsy is increasingly associated with immune dysregulation and inflammation. The T cell receptor (TCR), a key mediator of adaptive immunity, shows repertoire alterations in various immune‐mediated diseases. The unique TCR sequence serves as a molecular barcode for T cells, and clonal expansion accompanied by reduced overall TCR ...
Yong‐Won Shin   +12 more
wiley   +1 more source

Topical administration of GLP-1 eyedrops improves retinal ganglion cell function by facilitating presynaptic GABA release in early experimental diabetes

open access: yesNeural Regeneration Research
Diabetic retinopathy is a prominent cause of blindness in adults, with early retinal ganglion cell loss contributing to visual dysfunction or blindness.
Yu-Qi Shao   +8 more
doaj   +1 more source

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