Results 51 to 60 of about 184,210 (258)

Glutamine metabolism in tumor metastasis: Genes, mechanisms and the therapeutic targets

open access: yesHeliyon, 2023
Cancer cells frequently change their metabolism from aerobic glycolysis to lipid metabolism and amino acid metabolism to adapt to the malignant biological behaviours of infinite proliferation and distant metastasis.
Xugang Zhong   +6 more
doaj   +1 more source

Metabolic Imaging of Glutamine in Cancer [PDF]

open access: yesJournal of Nuclear Medicine, 2017
Glucose and glutamine are the most abundant nutrients for producing energy and building blocks in normal and tumor cells. Increased glycolysis in tumors, the Warburg Effect, is the basis for 18F-FDG PET imaging. Cancer cells can also be genetically reprogrammed to use glutamine.
Lin, Zhu   +4 more
openaire   +2 more sources

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

CD47 promotes mitogen‐activated protein kinase and epithelial‐to‐mesenchymal transition molecular programs to drive prometastatic phenotypes in non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Beyond its role in immune evasion, this study identified that CD47 drives tumor‐intrinsic signaling in non‐small cell lung cancer (NSCLC). Transcriptomic profiling and functional studies revealed that CD47 regulates cell adhesion, migration, and metastasis through an ERK–EMT signaling axis.
Asa P.Y. Lau   +8 more
wiley   +1 more source

Glutamine Metabolism and Its Role in Immunity, a Comprehensive Review

open access: yesAnimals, 2020
In the body of an animal, glutamine is a plentiful and very useful amino acid. Glutamine consumption in the body of animals in normal or disease conditions is the same or higher than the glucose.
Ali Mujtaba Shah   +2 more
doaj   +1 more source

Glutamine Metabolism in Higher Plants

open access: yes, 1981
Publisher Summary This chapter discusses metabolism and the role of glutamine in the flow of nitrogen. Under certain conditions, all the nitrogen assimilated by bacteria could pass through glutamine. The plant enzyme, in common with that from other sources, exhibits a number of activities that have been the basis of a number of different assays.
Miflin, B. J.   +2 more
openaire   +2 more sources

KDM7A and KDM1A inhibition suppresses tumour promoting pathways in prostate cancer

open access: yesMolecular Oncology, EarlyView.
Treatment resistance is a major challenge for patients with advanced prostate cancer. This study examined an alternative approach to target the major prostate cancer‐promoting pathway by targeting epigenetic factors, whose levels are higher in tumours.
Jennie N Jeyapalan   +16 more
wiley   +1 more source

Glutamine addiction in tumor cell: oncogene regulation and clinical treatment

open access: yesCell Communication and Signaling
After undergoing metabolic reprogramming, tumor cells consume additional glutamine to produce amino acids, nucleotides, fatty acids, and other substances to facilitate their unlimited proliferation.
Xian Li   +12 more
doaj   +1 more source

Glutamine metabolism in advanced age [PDF]

open access: yesNutrition Reviews, 2016
Glutamine, reviewed extensively in the last century, is a key substrate for the splanchnic bed in the whole body and is a nutrient of particular interest in gastrointestinal research. A marked decrease in the plasma glutamine concentration has recently been observed in neonates and adults during acute illness and stress.
openaire   +3 more sources

Adaptor protein CIN85 potentiates the motility of osteosarcoma cells via the Akt/mTOR and MMP2‐COL3A1 axis

open access: yesMolecular Oncology, EarlyView.
CIN85 is highly expressed in osteosarcoma, particularly in metastatic lesions. Its overexpression increases cell migration and Matrigel invasion, while silencing CIN85 suppresses these behaviors. Transcriptome analysis shows that CIN85 regulates MMP2, COL3A1, and Akt/mTOR signaling. Targeting these pathways reverses CIN85‐induced motility, highlighting
Iryna Horak   +10 more
wiley   +1 more source

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