Results 81 to 90 of about 1,068,757 (265)

PHGDH Defines a Metabolic Subtype in Lung Adenocarcinomas with Poor Prognosis

open access: yesCell Reports, 2017
Molecular signatures are emerging determinants of choice of therapy for lung adenocarcinomas. An evolving therapeutic approach includes targeting metabolic dependencies in cancers.
Boxi Zhang   +7 more
doaj   +1 more source

Serine synthesis through PHGDH coordinates nucleotide levels by maintaining central carbon metabolism

open access: yesNature Communications, 2018
Phosphoglycerate dehydrogenase (PHGDH) catalyzes the committed step in de novo serine biosynthesis. Paradoxically, PHGDH and serine synthesis are required in the presence of abundant environmental serine even when serine uptake exceeds the requirements ...
M. A. Reid   +11 more
semanticscholar   +1 more source

Interdependence of kallikrein-related peptidases in proteolytic networks [PDF]

open access: yes, 2010
Human kallikrein-related peptidases (KLKs) are 15 homologous serine proteases involved in several (patho)physiological processes, including cancer. Secreted as precursors, they are activated upon proteolytic release of a short propeptide. We searched for
Debela   +21 more
core   +1 more source

Characterization of the cGMP-dependent protein kinase SmcGK1 of Schistosoma mansoni

open access: yesAnais da Academia Brasileira de Ciências, 2011
Schistosomes are trematode parasites and of worldwide medical importance for humans and animals. Growth and development of these parasites require a specific host environment, but also permanent communication processes between the two genders ...
Silke Leutner   +2 more
doaj   +1 more source

Arginine Deprivation Inhibits the Warburg Effect and Upregulates Glutamine Anaplerosis and Serine Biosynthesis in ASS1-Deficient Cancers

open access: yesCell Reports, 2017
Targeting defects in metabolism is an underutilized strategy for the treatment of cancer. Arginine auxotrophy resulting from the silencing of argininosuccinate synthetase 1 (ASS1) is a common metabolic alteration reported in a broad range of aggressive ...
Jeff Charles Kremer   +18 more
doaj   +1 more source

The NMDA receptor activation by d-serine and glycine is controlled by an astrocytic Phgdh-dependent serine shuttle

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance Phgdh is a crucial enzyme in the astrocytic synthesis of l-serine from glucose. Our study uncovers the role of glial-neuronal cross-talk in regulating NMDAR synaptic activation through the astrocytic export of Phgdh-derived l-serine to ...
S. Neame   +11 more
semanticscholar   +1 more source

Phosphofructokinase 1 Glycosylation Regulates Cell Growth and Metabolism [PDF]

open access: yes, 2012
Cancer cells must satisfy the metabolic demands of rapid cell growth within a continually changing microenvironment. We demonstrated that the dynamic posttranslational modification of proteins by O-linked β-N-acetylglucosamine (O-GlcNAcylation) is a key ...
Clark, Peter M.   +8 more
core   +2 more sources

Biosynthesis of food constituents: Amino acids: 2. The alanine-valine-leucine, serine-cysteine-glycine, and aromatic and heterocyclic amino acids groups - a review

open access: yesCzech Journal of Food Sciences, 2006
This review article gives a survey of principal pathways that lead to the biosynthesis of the proteinogenic amino acids of the alanine-valine-leucine group starting with pyruvic acid from the glycolytic pathway and serine-cysteine-glycine group starting ...
Jan Velíšek, Karel Cejpek
doaj   +1 more source

Mechanism and application of nonessential amino acid deprivation associated with tumor therapy

open access: yesMedComm – Future Medicine, 2022
Metabolic reprogramming manifested as glycolysis is considered a character of metabolic activity in tumor cells. Glucose used in glycolysis is the major energy source to support the growth and development of tumor cells, contributing to the high ...
Shiqi Nong   +6 more
doaj   +1 more source

Deacetylation of serine hydroxymethyl-transferase 2 by SIRT3 promotes colorectal carcinogenesis

open access: yesNature Communications, 2018
The conversion of serine and glycine that is accomplished by serine hydroxymethyltransferase 2 (SHMT2) in mitochondria is significantly upregulated in various cancers to support cancer cell proliferation.
Zhen Wei   +10 more
semanticscholar   +1 more source

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