pH sensing and regulation in cancer

M Damaghi, JW Wojtkowiak, RJ Gillies - Frontiers in physiology, 2013 - frontiersin.org
Cells maintain intracellular pH (pHi) within a narrow range (7.1–7.2) by controlling
membrane proton pumps and transporters whose activity is set by intra-cytoplasmic pH …

Acidic tumor microenvironment and pH-sensing G protein-coupled receptors

CR Justus, L Dong, LV Yang - Frontiers in physiology, 2013 - frontiersin.org
The tumor microenvironment is acidic due to glycolytic cancer cell metabolism, hypoxia, and
deficient blood perfusion. It is proposed that acidosis in the tumor microenvironment is an …

Tumor pH and metastasis: a malignant process beyond hypoxia

O Thews, A Riemann - Cancer and Metastasis Reviews, 2019 - Springer
Tumors often show, compared to normal tissues, a markedly decreased extracellular pH
resulting from anaerobic or aerobic glycolysis in combination with a reduced removal of …

International Union of Basic and Clinical Pharmacology. LXXXVIII. G protein-coupled receptor list: recommendations for new pairings with cognate ligands

AP Davenport, SPH Alexander, JL Sharman… - Pharmacological …, 2013 - Elsevier
Abstract In 2005, the International Union of Basic and Clinical Pharmacology Committee on
Receptor Nomenclature and Drug Classification (NC-IUPHAR) published a catalog of all of …

Regulation of breathing by CO2 requires the proton-activated receptor GPR4 in retrotrapezoid nucleus neurons

NN Kumar, A Velic, J Soliz, Y Shi, K Li, S Wang… - Science, 2015 - science.org
Blood gas and tissue pH regulation depend on the ability of the brain to sense CO2 and/or
H+ and alter breathing appropriately, a homeostatic process called central respiratory …

[HTML][HTML] The impact of tumour pH on cancer progression: strategies for clinical intervention

C Ward, J Meehan, ME Gray, AF Murray… - … of Targeted Anti …, 2020 - ncbi.nlm.nih.gov
Dysregulation of cellular pH is frequent in solid tumours and provides potential opportunities
for therapeutic intervention. The acidic microenvironment within a tumour can promote …

Regulation of inflammation by extracellular acidification and proton-sensing GPCRs

F Okajima - Cellular signalling, 2013 - Elsevier
Under ischemic and inflammatory circumstances, such as allergic airway asthma,
rheumatoid arthritis, atherosclerosis, and tumors, extracellular acidification occurs due to the …

Defining cancer subpopulations by adaptive strategies rather than molecular properties provides novel insights into intratumoral evolution

A Ibrahim-Hashim, M Robertson-Tessi… - Cancer research, 2017 - AACR
Ongoing intratumoral evolution is apparent in molecular variations among cancer cells from
different regions of the same tumor, but genetic data alone provide little insight into …

Acidosis activation of the proton-sensing GPR4 receptor stimulates vascular endothelial cell inflammatory responses revealed by transcriptome analysis

L Dong, Z Li, NR Leffler, AS Asch, JT Chi, LV Yang - PloS one, 2013 - journals.plos.org
Acidic tissue microenvironment commonly exists in inflammatory diseases, tumors, ischemic
organs, sickle cell disease, and many other pathological conditions due to hypoxia …

Anti-Tumor Activity of Hypericum perforatum L. and Hyperforin through Modulation of Inflammatory Signaling, ROS Generation and Proton Dynamics

M Menegazzi, P Masiello, M Novelli - Antioxidants, 2020 - mdpi.com
In this paper we review the mechanisms of the antitumor effects of Hypericum perforatum
L.(St. John's wort, SJW) and its main active component hyperforin (HPF). SJW extract is …