Results 21 to 30 of about 191,588 (193)

Electronic and Transport Properties of Artificial Gold Chains [PDF]

open access: yesPhysical Review Letters, 2004
We study the electronic and transport properties of artificial Au atomic chains on a NiAl(110) surface template using state-of-the-art first principles calculations. Au chains display remarkable one-dimensional electronic properties that can be tuned by the selective adsorption of small molecules: a single CO group is shown to modulate the electronic ...
Arrigo Calzolari   +2 more
openaire   +6 more sources

Compound C prevents Hypoxia-Inducible Factor-1α protein stabilization by regulating the cellular oxygen availability via interaction with Mitochondrial Complex I

open access: yesBMC Research Notes, 2011
The transcription factor Hypoxia-Inducible Factor-1α is a master regulator of the cellular response to low oxygen concentration. Compound C, an inhibitor of AMP-activated kinase, has been reported to inhibit hypoxia dependent Hypoxia-Inducible Factor-1α ...
Hagen Thilo, Chua Yee Liu
doaj   +1 more source

24-epibrassinolide improved chilled tomato photosynthetic performance by stabilizing electron transport chain and function of photosystem II

open access: yesBiologia Plantarum, 2022
To explore the protective mechanisms of brassinosteroids in the chill-induced photoinhibition in tomato (Solanum lycopersicum), we studied the effect of foliar sprayed 24-epibrassinolide (EBR, 0.1µM) on the gas exchange, chlorophyll fluorescence ...
W.-H. HU   +4 more
doaj   +1 more source

Is impaired energy production a novel insight into the pathogenesis of pyridoxine-dependent epilepsy due to biallelic variants in ALDH7A1?

open access: yesPLoS ONE, 2021
BackgroundPyridoxine-dependent epilepsy (PDE) is due to biallelic variants in ALDH7A1 (PDE-ALDH7A1). ALDH7A1 encodes α-aminoadipic semialdehyde dehydrogenase in lysine catabolism.
Anastasia Minenkova   +7 more
doaj   +1 more source

A Biophysical Systems Approach to Identifying the Pathways of Acute and Chronic Doxorubicin Mitochondrial Cardiotoxicity. [PDF]

open access: yesPLoS Computational Biology, 2016
The clinical use of the anthracycline doxorubicin is limited by its cardiotoxicity which is associated with mitochondrial dysfunction. Redox cycling, mitochondrial DNA damage and electron transport chain inhibition have been identified as potential ...
Bernardo L de Oliveira, Steven Niederer
doaj   +1 more source

A Feed-Forward Circuit of Endogenous PGC-1α and Estrogen Related Receptor α Regulates the Neuronal Electron Transport Chain

open access: yesParkinson's Disease, 2016
Peroxisome proliferator-activated receptor  γ coactivator 1α (PGC-1α) is a central regulator of cellular and mitochondrial metabolism. Cellular bioenergetics are critically important in “energy-guzzling” neurons, but the components and wiring of the ...
Rachit Bakshi   +3 more
doaj   +1 more source

Genes Involved in Maintaining Mitochondrial Membrane Potential Upon Electron Transport Chain Disruption

open access: yesFrontiers in Cell and Developmental Biology, 2022
Mitochondria are biosynthetic, bioenergetic, and signaling organelles with a critical role in cellular physiology. Dysfunctional mitochondria are associated with aging and underlie the cause of a wide range of diseases, from neurodegeneration to cancer ...
Karthik Vasan   +7 more
doaj   +1 more source

Marine cyanophages: tinkering with the electron transport chain [PDF]

open access: yesThe ISME Journal, 2011
Several studies have demonstrated the acquisition of microbial genes by different marine cyanophages, including core photosystem-I (PSI) and photosystem-II (PSII) genes, as well as many other genes of the electron transport chain (Mann et al., 2003; Lindell et al., 2004; Millard et al., 2004; Sullivan et al., 2005; Sharon et al., 2009; Alperovitch et ...
Eva-Mari Aro   +3 more
openaire   +3 more sources

Electron Transport Chain Complex II Regulates Steroid Metabolism

open access: yesiScience, 2020
Summary: The first steroidogenic enzyme, cytochrome P450-side-chain-cleavage (SCC), requires electron transport chain (ETC) complexes III and IV to initiate steroid metabolic processes for mammalian survival.
Himangshu S. Bose   +4 more
doaj  

Unique photosynthetic electron transport tuning and excitation distribution in heterokont algae.

open access: yesPLoS ONE, 2019
Heterokont algae are significant contributors to marine primary productivity. These algae have a photosynthetic machinery that shares many common features with that of Viridiplantae (green algae and land plants).
Gunvor Bjerkelund Røkke   +5 more
doaj   +1 more source

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