Results 121 to 130 of about 478,976 (349)

Targeting glutamate metabolism in melanoma [PDF]

open access: yesarXiv, 2019
The glutamate metabotropic receptor 1 (GRM1) drives oncogenesis when aberrantly activated in melanoma and several other cancers. Metabolomics reveals that patient-derived xenografts with GRM1-positive melanoma tumors exhibit elevated plasma glutamate levels associated with metastatic melanoma in vivo. Stable isotope tracing and GCMS analysis determined
arxiv  

Genetic and Pharmacological Inhibition of Metabotropic Glutamate Receptor Signalling Extends Lifespan in Drosophila

open access: yesAging Cell, Volume 24, Issue 5, May 2025.
We show that genetic and pharmacological inhibition of the metabotropic glutamate receptor, DmGluRA extends Drosophila lifespan, improves stress tolerance and alters early‐life locomotion. Several markers indicative of reduced ribosomal biogenesis, a hallmark of longevity, were also detected in these flies.
Cui Guan   +4 more
wiley   +1 more source

Knocking down metabotropic glutamate receptor 1 improves survival and disease progression in the SOD1G93A mouse model of amyotrophic lateral sclerosis

open access: yesNeurobiology of Disease, 2014
Amyotrophic lateral sclerosis (ALS) is a late-onset fatal neurodegenerative disease reflecting degeneration of upper and lower motoneurons (MNs).
Marco Milanese   +11 more
doaj  

Calcium Signaling Pathways Involved in Long-Term Potentiation at Excitatory Synapses on Parvalbumin Positive Fast-Spiking GABAergic Neurons in the Mouse Visual Cortex [PDF]

open access: yesCell Journal, 2009
Objective: Recently, we reported the presence of metabotropic glutamate receptor type 5(mGluR-5) dependent long-term potentiation (LTP) at excitatory synapses on fast-spikingGABAergic (FS-GABA) cells in the visual cortex.
Abdolrahman Sarihi   +2 more
doaj  

Development of 1H-Pyrazolo[3,4-b]pyridines as Metabotropic Glutamate Receptor 5 Positive Allosteric Modulators.

open access: yesACS Medicinal Chemistry Letters, 2016
The metabotropic glutamate receptor 5 (mGluR5) is an attractive target for the treatment of schizophrenia due to its role in regulating glutamatergic signaling in association with the N-methyl-d-aspartate receptor (NMDAR). We describe the synthesis of 1H-
M. Hill   +18 more
semanticscholar   +1 more source

Transcriptional Heterogeneity and Differential Response of Rod Photoreceptor Pathway Uncovered by Single‐Cell RNA Sequencing of the Aging Mouse Retina

open access: yesAging Cell, Volume 24, Issue 5, May 2025.
Healthy aging is accompanied by transcriptional dysregulation in retinal cells, leading to alterations in key molecular pathways and cellular responses, with the scotopic pathway being particularly affected. We show that rod photoreceptors, essential for initiating scotopic (low‐light) vision, exhibit selective vulnerability to aging‐associated ...
Laura Campello   +5 more
wiley   +1 more source

Oxygen/Glucose deprivation induces a reduction in synaptic AMPA receptors on hippocampal CA3 neurons mediated by mGluR1 and adenosine A3 receptors [PDF]

open access: yes, 2011
Hippocampal CA1 pyramidal neurons are highly sensitive to ischemic damage, whereas neighboring CA3 pyramidal neurons are less susceptible. It is proposed that switching of AMPA receptor (AMPAR) subunits on CA1 neurons during an in vitro model of ischemia,
Cimarosti, Helena   +5 more
core   +1 more source

Effect of age on brain metabotropic glutamate receptor subtype 5 measured with [18F]FPEB PET

open access: yesNeuroImage, 2021
Objective: Metabotropic glutamate receptor subtype 5 (mGluR5) is integral to the brain glutamatergic system and cognitive function. This study investigated whether aging is associated with decreased brain mGluR5 availability.
Adam P. Mecca   +15 more
doaj  

Central Amygdala Metabotropic Glutamate Receptor 5 in the Modulation of Visceral Pain [PDF]

open access: yesThe Journal of Neuroscience, 2012
Painful bladder syndrome is a debilitating condition that affects 3–6% of women in the United States. Multiple lines of evidence suggest that changes in CNS processing are key to the development of chronic bladder pain conditions but little is known regarding the underlying cellular, molecular, and neuronal mechanisms. Using a mouse model of distention-
Crock, Lara W   +6 more
openaire   +4 more sources

Fathoming the kynurenine pathway in migraine: why understanding the enzymatic cascades is still critically important [PDF]

open access: yes, 2015
Kynurenine pathway, the quantitatively main branch of tryptophan metabolism, has been long been considered a source of nicotinamide adenine dinucleotide, although several of its products, the so-called kynurenines, are endowed with the capacity to ...
CURTO, MARTINA   +4 more
core   +1 more source

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