Results 41 to 50 of about 1,817 (168)

STING regulates metabolic reprogramming in macrophages via HIF-1α during Brucella infection.

open access: yesPLoS Pathogens, 2021
Macrophages metabolic reprogramming in response to microbial insults is a major determinant of pathogen growth or containment. Here, we reveal a distinct mechanism by which stimulator of interferon genes (STING), a cytosolic sensor that regulates innate ...
Marco Tulio R Gomes   +8 more
doaj   +1 more source

Succinate Supplement Elicited “Pseudohypoxia” Condition to Promote Proliferation, Migration, and Osteogenesis of Periodontal Ligament Cells

open access: yesStem Cells International, 2020
Most mesenchymal stem cells reside in a niche of low oxygen tension. Iron-chelating agents such as CoCl2 and deferoxamine have been utilized to mimic hypoxia and promote cell growth. The purpose of the present study was to explore whether a supplement of
Huimin Mao   +4 more
doaj   +1 more source

Post-translational modulation of cell signalling through protein succinylation

open access: yesExploration of Targeted Anti-tumor Therapy, 2023
Cells need to adapt their activities to extra- and intracellular signalling cues. To translate a received extracellular signal, cells have specific receptors that transmit the signal to downstream proteins so that it can reach the nucleus to initiate or ...
Katharina F. Kubatzky   +2 more
doaj   +1 more source

Ischemic accumulation of succinate induces Cdc42 succinylation and inhibits neural stem cell proliferation after cerebral ischemia/reperfusion

open access: yesNeural Regeneration Research, 2023
Ischemic accumulation of succinate causes cerebral damage by excess production of reactive oxygen species. However, it is unknown whether ischemic accumulation of succinate affects neural stem cell proliferation. In this study, we established a rat model
Lin-Yan Huang   +11 more
doaj   +1 more source

Activation of the Succinate Receptor GPR91 in Macula Densa Cells Causes Renin Release [PDF]

open access: yesJournal of the American Society of Nephrology, 2009
Macula densa (MD) cells of the juxtaglomerular apparatus (JGA) are salt sensors and generate paracrine signals that control renal blood flow, glomerular filtration, and release of the prohypertensive hormone renin. We hypothesized that the recently identified succinate receptor GPR91 is present in MD cells and regulates renin release.
Sarah Laurin, Vargas   +4 more
openaire   +2 more sources

The role of GPR91 in the Akita model of diabetic nephropathy (DN)

open access: yesThe FASEB Journal, 2012
The importance of local tissue metabolism, succinate accumulation and signaling via its receptor GPR91 in the activation of the intra‐renal renin‐angiotensin system (RAS) in DN has been established by our laboratory using the streptozotocin (STZ) model.
Haykanush Anush Gevorgyan   +3 more
openaire   +1 more source

Expression and Iron-Dependent Regulation of Succinate Receptor GPR91 in Retinal Pigment Epithelium [PDF]

open access: yesInvestigative Opthalmology & Visual Science, 2011
GPR91, a succinate receptor, is expressed in retinal ganglion cells and induces vascular endothelial growth factor (VEGF) expression. RPE also expresses VEGF, but whether this cell expresses GPR91 is not known. Excessive iron is also proangiogenic, and hemochromatosis is associated with iron overload.
Jaya P, Gnana-Prakasam   +7 more
openaire   +2 more sources

Cancer-derived extracellular succinate: a driver of cancer metastasis

open access: yesJournal of Biomedical Science, 2022
Succinate is a tricarboxylic acid (TCA) cycle intermediate normally confined to the mitochondrial matrix. It is a substrate of succinate dehydrogenase (SDH). Mutation of SDH subunits (SDHD and SDHB) in hereditary tumors such as paraganglioma or reduction
Cheng-Chin Kuo   +2 more
doaj   +1 more source

Data on the mechanisms underlying succinate-induced aortic contraction

open access: yesData in Brief, 2016
We describe the mechanisms underlying the vascular contraction induced by succinate. The data presented here are related to the article entitled “Pharmacological characterization of the mechanisms underlying the vascular effects of succinate” (L.N. Leite,
Natália A. Gonzaga   +6 more
doaj   +1 more source

A clear cell renal cancer stem cell niche supported by autophagic methionine secretion from PDGFR-β+GPR91+ tumor-associated pericytes

open access: yes, 2023
Pericytes are heterogeneous mural cells surrounding blood vessels that are critically involved in malignant progression. Here we identify a subset of vascular pericytes, defined by expression of PDGFR-β and GPR91, that promote tumorigenesis and tyrosine ...
Li, L (via Mendeley Data)
core   +1 more source

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