Results 31 to 40 of about 41,955 (238)

Physical exercise regulates p53 activity targeting SCO2 and increases mitochondrial COX biogenesis in cardiac muscle with age.

open access: yesPLoS ONE, 2011
The purpose of this study was to outline the timelines of mitochondrial function, oxidative stress and cytochrome c oxidase complex (COX) biogenesis in cardiac muscle with age, and to evaluate whether and how these age-related changes were attenuated by ...
Zhengtang Qi   +10 more
doaj   +1 more source

Time course of liver mitochondrial function and intrinsic changes in oxidative phosphorylation in a rat model of sepsis

open access: yesIntensive Care Medicine Experimental, 2018
Background Tissue ATP depletion and oxidative stress have been associated with the severe outcomes of septic shock. One of the compensatory mechanisms to alleviate the sepsis-induced mitochondrial dysfunction could be the increase in oxidative ...
Pierre Eyenga   +7 more
doaj   +1 more source

Manganese oxidation counteracts the deleterious effect of low temperatures on biofilm formation in Pseudomonas sp. MOB-449

open access: yesFrontiers in Molecular Biosciences, 2022
Mn removal from groundwater by biological sand filter technology is negatively impacted by low temperatures in winter periods. Therefore, the need to study Mn(II)-oxidizing bacteria (MOB) having the potential to oxidize Mn(II) and form biofilms at low ...
Lucila Ciancio Casalini   +5 more
doaj   +1 more source

A novel pathway for cytochromes c biogenesis in chloroplasts

open access: yesBiochimica et Biophysica Acta (BBA) - Bioenergetics, 1998
The cytochromes c are a useful model for the study of the pathways and mechanisms of assembly of the cofactor-containing components of energy transducing membranes. Genetic analyses have identified proteins that are required for the assembly of c-type cytochromes in mitochondria, bacteria and chloroplasts.
Xie, Zhiyi, Merchant, Sabeeha
openaire   +2 more sources

Protein markers of mitochondria formation and alteration in patients with impaired blood circulation

open access: yesУчёные записки Санкт-Петербургского государственного медицинского университета им. Акад. И.П. Павлова, 2015
Patients with abnormal left ventricular outflow tract had middle lactic acidemia with detected cytochrome C release into the bloodstream and liberation of protein PGC1a (peroxisome proliferator-activated receptor gamma coactivator-1alpha) with elevation ...
E S. Alekseevskaya   +7 more
doaj   +1 more source

Composition and function of cytochrome c biogenesis System II [PDF]

open access: yesThe FEBS Journal, 2011
Organisms employ one of several different enzyme systems to mature cytochromes c. The biosynthetic process involves the periplasmic reduction of cysteine residues in the heme c attachment motif of the apocytochrome, transmembrane transport of heme b and stereospecific covalent heme attachment via thioether bonds. The biogenesis System II (or Ccs system)
Jörg, Simon, Lars, Hederstedt
openaire   +2 more sources

Widespread Distribution and Functional Specificity of the Copper Importer CcoA: Distinct Cu Uptake Routes for Bacterial Cytochrome c Oxidases

open access: yesmBio, 2018
Cytochrome c oxidases are members of the heme-copper oxidase superfamily. These enzymes have different subunits, cofactors, and primary electron acceptors, yet they all contain identical heme-copper (CuB) binuclear centers within their catalytic subunits.
Bahia Khalfaoui-Hassani   +7 more
doaj   +1 more source

Upregulation of Mitochondrial Content in Cytochrome c Oxidase Deficient Fibroblasts. [PDF]

open access: yesPLoS ONE, 2016
Cytochrome-c-oxidase (COX) deficiency is a frequent cause of mitochondrial disease and is associated with a wide spectrum of clinical phenotypes. We studied mitochondrial function and biogenesis in fibroblasts derived from the Cohen (CDs) rat, an animal ...
Aviram Kogot-Levin   +6 more
doaj   +1 more source

Perturbation of Cytochrome c Maturation Reveals Adaptability of the Respiratory Chain in Mycobacterium tuberculosis

open access: yesmBio, 2013
Mycobacterium tuberculosis depends on aerobic respiration for growth and utilizes an aa3-type cytochrome c oxidase for terminal electron transfer. Cytochrome c maturation in bacteria requires covalent attachment of heme to apocytochrome c, which occurs ...
Jennifer L. Small   +5 more
doaj   +1 more source

Mild mitochondrial uncoupling and calorie restriction increase fasting eNOS, akt and mitochondrial biogenesis.

open access: yesPLoS ONE, 2011
Enhanced mitochondrial biogenesis promoted by eNOS activation is believed to play a central role in the beneficial effects of calorie restriction (CR).
Fernanda M Cerqueira   +2 more
doaj   +1 more source

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