Results 1 to 10 of about 21,989 (308)

Loss of PKM2 dysregulates inflammatory signaling in the infarcted murine heart [PDF]

open access: yesPhysiological Reports
Inflammation and a metabolic shift from oxidative metabolism to glycolysis are common in the ischemic heart, the latter partly controlled by pyruvate kinase (muscle, PKM).
Katie C. Y. Lee   +5 more
doaj   +3 more sources

The role of the HIF‐1α/ALYREF/PKM2 axis in glycolysis and tumorigenesis of bladder cancer

open access: yesCancer Communications, 2021
Background As a rate‐limiting enzyme of glycolysis, pyruvate kinase muscle isozyme M2 (PKM2) participates in tumor metabolism and growth. The regulatory network of PKM2 in cancer is complex and has not been fully studied in bladder cancer.
Jing‐Zi Wang   +12 more
doaj   +2 more sources

USP4 promotes the proliferation and glucose metabolism of gastric cancer cells by upregulating PKM2.

open access: yesPLoS ONE, 2023
BackgroundThe pyruvate kinase enzyme PKM2 catalyzes the final step in glycolysis and converts phosphoenolpyruvate (PEP) to pyruvate. PKM2 is often overexpressed in cancer and plays a role in the Warburg effect.
Yuanyuan Chen   +5 more
doaj   +2 more sources

PKM2 Interacts With the Cdk1-CyclinB Complex to Facilitate Cell Cycle Progression in Gliomas [PDF]

open access: yesFrontiers in Oncology, 2022
PKM2 is a phosphotyrosine-binding glycolytic enzyme upregulated in many cancers, including glioma, and contributes to tumor growth by regulating cell cycle progression. We noted, however, that in multiple glioma cell lines, PKM2 knock-down resulted in an
Shigeo Ohba   +6 more
doaj   +3 more sources

PKM2-mediated STAT3 phosphorylation promotes acute liver failure via regulating NLRP3-dependent pyroptosis [PDF]

open access: yesCommunications Biology
Acute liver failure (ALF) is a life-threatening clinical syndrome characterized by high-grade inflammation and multi-organ failure. Our previous study shows that targeting the M2 isoform of pyruvate kinase (PKM2) to inhibit macrophage inflammation may be
Songman Yu   +8 more
doaj   +2 more sources

Cisplatin-resistant NSCLC cells induced by hypoxia transmit resistance to sensitive cells through exosomal PKM2

open access: goldTheranostics, 2021
Hypoxia is commonly observed in solid tumors and contributes to the resistance of DNA damage drugs. However, the mechanisms behind this resistance are still unclear.
Dongliang Wang   +11 more
semanticscholar   +2 more sources

Aqueous Extract of Rhubarb Promotes Hepatotoxicity via Facilitating PKM2-Mediated Aerobic Glycolysis in a Rat Model of Diethylnitrosamine-Induced Liver Cancer [PDF]

open access: yesDrug Design, Development and Therapy
Anni Zhao,1,* Xiaomei Liu,1,* Xiping Chen,1,* Sha Na,1,* Hui Wang,1 Xuan Peng,1 Peizhong Kong,1 Lu Li1,2 1Department of Biochemistry and Molecular Biology, School of Integrated Chinese and Western Medicine, Anhui University of Chinese ...
Zhao A   +7 more
doaj   +2 more sources

The Activation of PKM2 Induces Pyroptosis in Hippocampal Neurons via the NLRP3/Caspase‐1/GSDMD Pathway in Neonatal Rats With Hypoxic‐Ischemic Brain Injury [PDF]

open access: yesBrain and Behavior
Introduction The presence of hypoxic‐ischemic brain damage (HIBD) in neonates triggers a strong neuroinflammatory reaction. Pyroptosis, a programmed cell death mechanism associated with inflammation, plays a crucial role in HIBD. Pyruvate kinase M2 (PKM2)
Sha Sha   +4 more
doaj   +2 more sources

Hydrogen sulfide coordinates glucose metabolism switch through destabilizing tetrameric pyruvate kinase M2 [PDF]

open access: yesNature Communications
Most cancer cells reprogram their glucose metabolic pathway from oxidative phosphorylation to aerobic glycolysis for energy production. By reducing enzyme activity of pyruvate kinase M2 (PKM2), cancer cells attain a greater fraction of glycolytic ...
Rong-Hsuan Wang   +20 more
doaj   +2 more sources

PKM2 regulates metabolic flux and oxidative stress in the murine heart [PDF]

open access: yesPhysiological Reports
Cardiac metabolism ensures a continuous ATP supply, primarily using fatty acids in a healthy state and favoring glucose in pathological conditions. Pyruvate kinase muscle (PKM) controls the final step of glycolysis, with PKM1 being the main isoform in ...
Katie C. Y. Lee   +7 more
doaj   +2 more sources

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