Results 21 to 30 of about 2,032,731 (300)

Compartmentalization and metabolic regulation of glycolysis.

open access: yesJournal of Cell Science, 2021
Hypoxia inhibits the tricarboxylic acid (TCA) cycle and leaves glycolysis as the primary metabolic pathway responsible for converting glucose into usable energy.
Gregory G. Fuller, John K. Kim
semanticscholar   +1 more source

Mutant TDP-43 deregulates AMPK activation by PP2A in ALS models. [PDF]

open access: yesPLoS ONE, 2014
Bioenergetic abnormalities and metabolic dysfunction occur in amyotrophic lateral sclerosis (ALS) patients and genetic mouse models. However, whether metabolic dysfunction occurs early in ALS pathophysiology linked to different ALS genes remains unclear.
Nirma D Perera   +5 more
doaj   +3 more sources

Auxin-mediated protein depletion for metabolic engineering in terpene-producing yeast

open access: yesNature Communications, 2021
In metabolic engineering, loss-of-function experiments are used to understand and optimise metabolism. A conditional gene inactivation tool is required when gene deletion is lethal or detrimental to growth.
Zeyu Lu   +4 more
semanticscholar   +1 more source

Inactivation of Insulin by Intermediary Fat Metabolism Products [PDF]

open access: yesNature, 1946
IT has been recorded by several workers that insulin, though effective in most diabetics in lowering the blood-sugar level to normal, in a small fraction of cases either does not react at all or very high doses are required for beneficial results. Rosenthal1 observed that one of his patients showed no relief in hyperglycaemia even by daily injections ...
M C, NATH, H D, BRAHMACHARI
openaire   +2 more sources

Oxidative Dimerization of PHD2 is Responsible for its Inactivation and Contributes to Metabolic Reprogramming via HIF-1α Activation

open access: yesScientific Reports, 2016
Prolyl hydroxylase domain protein 2 (PHD2) belongs to an evolutionarily conserved superfamily of 2-oxoglutarate and Fe(II)-dependent dioxygenases that mediates homeostatic responses to oxygen deprivation by mediating hypoxia-inducible factor-1α (HIF-1α ...
Gibok Lee   +11 more
semanticscholar   +1 more source

Fluxome study of Pseudomonas fluorescens reveals major reorganisation of carbon flux through central metabolic pathways in response to inactivation of the anti-sigma factor MucA

open access: yesBMC Systems Biology, 2015
BackgroundThe bacterium Pseudomonas fluorescens switches to an alginate-producing phenotype when the pleiotropic anti-sigma factor MucA is inactivated.
Stina K. Lien   +4 more
semanticscholar   +1 more source

Systemic deletion of Atp7b modifies the hepatocytes’ response to copper overload in the mouse models of Wilson disease

open access: yesScientific Reports, 2021
Wilson disease (WD) is caused by inactivation of the copper transporter Atp7b and copper overload in tissues. Mice with Atp7b deleted either globally (systemic inactivation) or only in hepatocyte recapitulate various aspects of human disease.
Abigael Muchenditsi   +10 more
doaj   +1 more source

Metabolism and inactivation of neurotransmitters in nematodes

open access: yesParasitology, 1996
SUMMARYThe nematode nervous system employs many of the same neurotransmitters as are found in higher animals. The inactivation of neurotransmitters is absolutely essential for the correct functioning of the nervous system, In this article we discuss the various mechanisms used generally in animal nervous systems for synaptic inactivation of ...
R E, Isaac, D, MacGregor, D, Coates
openaire   +2 more sources

Cystathionine γ-Lyase Self-Inactivates by Polysulfidation during Cystine Metabolism

open access: yesInternational Journal of Molecular Sciences, 2023
Cystathionine γ-lyase (CSE) is an enzyme responsible for the biosynthesis of cysteine from cystathionine in the final step of the transsulfuration pathway. It also has β-lyase activity toward cystine, generating cysteine persulfide (Cys-SSH). The chemical reactivity of Cys-SSH is thought to be involved in the catalytic activity of particular proteins ...
Shoma Araki   +9 more
openaire   +2 more sources

PAS Kinase: A Nutrient and Energy Sensor “Master Key” in the Response to Fasting/Feeding Conditions

open access: yesFrontiers in Endocrinology, 2020
The protein kinase with PAS domains (PASK) is a nutrient and energy sensor located in the cells of multiple organs. Many of the recent findings for understanding PASK functions in mammals have been reported in studies involving PASK-deficient mice.
Verónica Hurtado-Carneiro   +4 more
doaj   +1 more source

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