Results 71 to 80 of about 465,834 (342)

Large‐scale bidirectional arrayed genetic screens identify OXR1 and EMC4 as modifiers of αSynuclein aggregation

open access: yesFEBS Open Bio, EarlyView.
Activation of the mitochondrial protein OXR1 increases pSyn129 αSynuclein aggregation by lowering ATP levels and altering mitochondrial membrane potential, particularly in response to MSA‐derived fibrils. In contrast, ablation of the ER protein EMC4 enhances autophagic flux and lysosomal clearance, broadly reducing α‐synuclein aggregates.
Sandesh Neupane   +11 more
wiley   +1 more source

Down-Regulation of NDUFB9 Promotes Breast Cancer Cell Proliferation, Metastasis by Mediating Mitochondrial Metabolism. [PDF]

open access: yesPLoS ONE, 2015
Despite advances in basic and clinical research, metastasis remains the leading cause of death in breast cancer patients. Genetic abnormalities in mitochondria, including mutations affecting complex I and oxidative phosphorylation, are found in breast ...
Liang-Dong Li   +6 more
doaj   +1 more source

Structural and functional studies of mitochondrial NADH:ubiquinone oxidoreductase (complex I)

open access: yes, 2010
NADH:ubiquinone oxidoreductase (complex I) is the largest and most complicated enzyme in the mitochondrial electron transfer chain. It catalyses the oxidation of NADH and the reduction of ubiquinone, coupled to the translocation of protons across the ...

core   +1 more source

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

Effect of respiratory inhibitors and quinone analogues on the aerobic electron transport system of Eikenella corrodens

open access: yesScientific Reports, 2021
The effects of respiratory inhibitors, quinone analogues and artificial substrates on the membrane-bound electron transport system of the fastidious β-proteobacterium Eikenella corrodens grown under O2-limited conditions were studied. NADH respiration in
Rubén D. Jaramillo-Lanchero   +2 more
doaj   +1 more source

Immunological analysis of plant mitochondrial NADH dehydrogenases [PDF]

open access: yesBiochemical Journal, 1986
Plant mitochondrial NADH dehydrogenases were analysed by two immunological strategies. The first exploited an antiserum raised to a preparation of SDS-solubilized mitochondrial-inner-membrane particles. By using a combination of activity-immunoprecipitation and crossed immunoelectrophoresis, it was shown that Triton X-100-solubilized membranes contain ...
I R, Cottingham   +3 more
openaire   +2 more sources

Bioconversion of glycerol by fused glycerol dehydrogenase and NADH oxidase coupled with NADH regeneration.

open access: yes, 2015
Bioconversion of glycerol by fused glycerol dehydrogenase and NADH oxidase coupled with NADH regeneration.
Shizhen Wang (572598)   +3 more
core   +1 more source

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

Role of Alanine Dehydrogenase of Mycobacterium tuberculosis during Recovery from Hypoxic Nonreplicating Persistence.

open access: yesPLoS ONE, 2016
Mycobacterium tuberculosis can maintain a nonreplicating persistent state in the host for decades, but must maintain the ability to efficiently reactivate and produce active disease to survive and spread in a population.
Michelle M Giffin   +3 more
doaj   +1 more source

NADH dehydrogenases drive inward electron transfer in Shewanella oneidensis MR‐1

open access: yesMicrobial Biotechnology, 2023
Shewanella oneidensis MR‐1 is a promising chassis organism for microbial electrosynthesis because it has a well‐defined biochemical pathway (the Mtr pathway) that can connect extracellular electrodes to respiratory electron carriers inside the cell.
Nicholas M. Tefft   +2 more
doaj   +1 more source

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