Results 51 to 60 of about 380,309 (295)

Regulation of Oxidative Phosphorylation of Liver Mitochondria in Sepsis

open access: yesCells, 2022
The link between liver dysfunction and decreased mitochondrial oxidative phosphorylation in sepsis has been clearly established in experimental models. Energy transduction is plastic: the efficiency of mitochondrial coupling collapses in the early stage ...
Pierre Eyenga   +3 more
doaj   +1 more source

Functional and structural studies on the Atmungsferment Cytochrome c oxidase from Paracoccus denitrificans [PDF]

open access: yes, 2011
Cytochrome c oxidase (CcO), also called Complex IV of the aerobic respiratory chain, is located in the plasma membrane of prokaryotes and in the inner mitochondrial membrane of eukaryotes.
Angerer, Heike
core  

Underground Signals: The Ecological Power of Root Volatiles

open access: yesAdvanced Science, EarlyView.
Root volatiles mediate rhizosphere chemical communication, shaping interactions among plants, microbes, herbivores, and natural enemies. Their production, transport, and perception underpin ecological adaptation, multitrophic interactions, and plant resilience, offering opportunities for sustainable crop protection, resilient agroecosystems, and ...
Xueyao Cao   +31 more
wiley   +1 more source

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

MITRAC7 Acts as a COX1-Specific Chaperone and Reveals a Checkpoint during Cytochrome c Oxidase Assembly

open access: yesCell Reports, 2015
Cytochrome c oxidase, the terminal enzyme of the respiratory chain, is assembled from mitochondria- and nuclear-encoded subunits. The MITRAC complex represents the central assembly intermediate during this process as it receives imported subunits and ...
Sven Dennerlein   +8 more
doaj   +1 more source

Klotho‐Derived Peptide 1 Protects against Acute Kidney Injury by Directly Targeting Mitochondrial ATAD3A

open access: yesAdvanced Science, EarlyView.
This study uncovers that KP1, a Klotho‐derived peptide, protects the kidney against acute kidney injury, a clinical syndrome with high morbidity and mortality. KP1 enters tubular epithelial cells via endocytosis, directly interacts with the mitochondrial ATAD3A/HIGD2A complex, thereby preventing cytochrome c release, and caspases activation, and ...
Xiaoyao Zhang   +6 more
wiley   +1 more source

Mammalian heart cytochrome oxidase [PDF]

open access: yes
Preparation of a cytochrome c-cytochrome oxidase complex was achieved, using crystalline beef cytochrome c and purified cytochrome oxidase from beef heart muscle, or from the Keilin-Hartree preparation.
Kuboyama, Morio
core   +4 more sources

The small protein CydX is required for function of cytochrome bd oxidase in Brucella abortus

open access: yesFrontiers in Cellular and Infection Microbiology, 2012
A large number of hypothetical genes potentially encoding small proteins of unknown function are annotated in the Brucella abortus genome. Individual deletion of 30 of these genes identified four mutants, in BAB1_0355, BAB2¬_0726, BAB2_0470 and ...
Yao-Hui eSun   +5 more
doaj   +1 more source

The dinuclear Cuᴀ centre of cytochrome oxidase

open access: yes, 2021
Cytochrome c oxidase is the last enzyme in mitochondrial and many bacterial respiratory chains. It catalyzes electron transfer from cytochrome c to molecular oxygen and transfers free energy of this reaction into a transmembrane proton electrochemical ...
Lappalainen, Pekka
core   +1 more source

ROS‐Responsive Eye Drop for Controlled Release of 20‐Deoxyingenol Improves Diabetic Corneal Healing by Activating Macrophage Autophagy and Metabolic Reprogramming

open access: yesAdvanced Science, EarlyView.
Schematic illustration of ROS‐responsive TSPBA‐PVA microspheres loaded with 20‐deoxyingenol (TP/20‐DOI) for diabetic corneal wound healing: (a) fabrication and ROS‐triggered release; (b) autophagy activation and metabolic reprogramming in macrophages; (c) suppression of macrophage‐derived CXCL3/CXCL5, attenuation of neutrophil infiltration, and ...
Jiaxin Wu   +20 more
wiley   +1 more source

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