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Keywords: oxidative phosphorylation
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Articles
Journal:
Biochemical Journal
Biochem J (2024) 481 (23): 1831–1854.
Published: 04 December 2024
...Bernardo Gindri dos Santos; Niki F. Brisnovali; Leigh Goedeke Mild uncoupling of oxidative phosphorylation is an intrinsic property of all mitochondria, allowing for adjustments in cellular energy metabolism to maintain metabolic homeostasis. Small molecule uncouplers have been extensively studied...
Articles
Maria E. Solesio, Lihan Xie, Brendan McIntyre, Mathew Ellenberger, Erna Mitaishvili, Siddharth Bhadra-Lobo, Lisa F. Bettcher, Jason N. Bazil, Daniel Raftery, Ursula Jakob, Evgeny V. Pavlov
Journal:
Biochemical Journal
Biochem J (2021) 478 (8): 1631–1646.
Published: 30 April 2021
... expression of the polyP hydrolyzing enzyme (scPPX). We found that these cells have significantly reduced rates of oxidative phosphorylation (OXPHOS), while their rates of glycolysis were elevated. Consistent with this, metabolomics assays confirmed increased levels of metabolites involved in glycolysis...
Includes: Supplementary data
Articles
Journal:
Biochemical Journal
Biochem J (2020) 477 (21): 4085–4132.
Published: 05 November 2020
...Daniella H. Hock; David R. L. Robinson; David A. Stroud Mitochondria produce the bulk of the energy used by almost all eukaryotic cells through oxidative phosphorylation (OXPHOS) which occurs on the four complexes of the respiratory chain and the F 1 –F 0 ATPase. Mitochondrial diseases...
Articles
James A. Austin, Rosalind E. Jenkins, Gemma M. Austin, Mark A. Glenn, Karen Dunn, Laura Scott, Claire M. Lucas, Richard E. Clark
Journal:
Biochemical Journal
Biochem J (2019) 476 (15): 2255–2269.
Published: 15 August 2019
..., we show that high CIP2A levels significantly bias cellular energy production towards oxidative phosphorylation (OXPHOS) rather than glycolysis. Mass spectrometric analysis of CIP2A interactors and isobaric tagging for relative and absolute protein quantitation (ITRAQ) experiments identified many...
Includes: Supplementary data
Articles
Journal:
Biochemical Journal
Biochem J (2016) 473 (6): 797–804.
Published: 10 March 2016
... ( Figure 5 B). We were not able to identify any of the mitochondrially encoded complex IV subunits or additional nuclear-encoded complex IV components in LACE1–FLAG affinity preparations using Western blot analysis. complex IV LACE1 mitochondria oxidative phosphorylation YME1L...
Articles
Journal:
Biochemical Journal
Biochem J (2016) 473 (4): 487–496.
Published: 09 February 2016
... , 12 ], we have recently reported that palmitate exposure in the presence of a glucose surplus dampens GSIS in INS-1E insulinoma cells [ 13 , 14 ]. This GSIS impairment coincides with mitochondrial defects in oxidative phosphorylation [ 13 , 14 ]. Moreover, we have shown that palmitate-induced...
Articles
Kateřina Hejzlarová, Vilma Kaplanová, Hana Nůsková, Nikola Kovářová, Pavel Ješina, Zdeněk Drahota, Tomáš Mráček, Sara Seneca, Josef Houštěk
Journal:
Biochemical Journal
Biochem J (2015) 466 (3): 601–611.
Published: 06 March 2015
... [ 11 ]. Samples were stored at −80°C. Mitochondrial diseases due to disorders of the oxidative phosphorylation system (OXPHOS) are frequently caused by mitochondrial DNA (mtDNA) point mutations in protein-coding genes [ 1 ]. They alter the amino acid composition or (less frequently) lead...
Articles
Journal:
Biochemical Journal
Biochem J (2013) 456 (3): 417–426.
Published: 22 November 2013
...-sensitivity of mitochondrial respiration and lowers coupling efficiency of glucose-stimulated oxidative phosphorylation. These mitochondrial defects coincide with an increased level of ROS (reactive oxygen species), impaired GSIS (glucose-stimulated insulin secretion) and decreased cell viability. Palmitate...
Articles
Journal:
Biochemical Journal
Biochem J (2010) 429 (2): 335–345.
Published: 28 June 2010
... 6 2010 © The Authors Journal compilation © 2010 Biochemical Society 2010 cardiac injury F 1 F o -ATP synthase hypoxia mitochondrion oxidative phosphorylation protein kinase C (PKC) The oligomycin-sensitive activity of F 1 F o -ATPase activity was measured using...
Articles
Journal:
Biochemical Journal
Biochem J (2010) 427 (1): 105–112.
Published: 15 March 2010
... 344 rats. OXPHOS (oxidative phosphorylation) of intact mitochondria and cytochrome c oxidase activity in permeabilized mitochondria were determined with polarographic assays. The activities of the ETC (electron transport chain) complexes and the cytochrome content in solubilized mitochondria were...
Includes: Supplementary data
Articles
Journal:
Biochemical Journal
Biochem J (2010) 426 (3): 319–326.
Published: 24 February 2010
...-regulation of the bioenergetic activity of mitochondria in human tumours is exerted by translation silencing of β-mRNA. cancer H + -ATP synthase mitochondrion oxidative phosphorylation regulation of gene expression translation 1 These authors equally contributed to the present study...
Includes: Supplementary data
Articles
Bernard Korzeniewski, Véronique Deschodt-Arsac, Guillaume Calmettes, Gilles Gouspillou, Jean-Michel Franconi, Philippe Diolez
Journal:
Biochemical Journal
Biochem J (2009) 423 (3): 421–428.
Published: 12 October 2009
...Bernard Korzeniewski; Véronique Deschodt-Arsac; Guillaume Calmettes; Gilles Gouspillou; Jean-Michel Franconi; Philippe Diolez Mitochondrial respiration/oxidative phosphorylation is the main source of energy, in the form of ATP, in the heart under physiological conditions. Different respiratory...
Articles
Christophe Beuste, Sylvain Miraux, Véronique J. Deschodt-Arsac, Eric Thiaudiere, Jean-Michel Franconi, Philippe Diolez, Laurent M. Arsac
Journal:
Biochemical Journal
Biochem J (2009) 420 (1): 67–72.
Published: 28 April 2009
... to significantly strengthen the field of physiological regulations in skeletal muscle [ 16 ]. Since in the present study, the producer elasticity reached similar values in N and HC rats, we conclude that hypoxic conditioning has no effect on the reactivity of oxidative phosphorylation to energetic intermediates...
Articles
Florencia Irigoín, Natalia M. Inada, Mariana P. Fernandes, Lucía Piacenza, Fernanda R. Gadelha, Anibal E. Vercesi, Rafael Radi
Journal:
Biochemical Journal
Biochem J (2009) 418 (3): 595–604.
Published: 25 February 2009
... 12 2008 3 12 2008 3 12 2008 © The Authors Journal compilation © 2009 Biochemical Society 2009 apoptosis membrane attack complex (MAC) oxidative phosphorylation reactive oxygen species (ROS) Trypanosoma cruzi trypanosomatid Trypanosoma cruzi is a protozoan...
Includes: Supplementary data
Articles
Bernard Korzeniewski, Véronique Deschodt-Arsac, Guillaume Calmettes, Jean-Michel Franconi, Philippe Diolez
Journal:
Biochemical Journal
Biochem J (2008) 413 (2): 343–347.
Published: 26 June 2008
... of the regulation of oxidative phosphorylation in heart postulated previously in a theoretical way. 1 To whom correspondence should be addressed (email [email protected] ). 21 1 2008 26 3 2008 31 3 2008 31 3 2008 © The Authors Journal compilation © 2008 Biochemical...
Articles
Journal:
Biochemical Journal
Biochem J (2008) 409 (1): 199–204.
Published: 11 December 2007
... ( Figure 1 B). These cellular differences are greater than predicted from the mitochondrial data, which illustrates the relative importance of respiratory experiments in intact cells. glucose-stimulated insulin secretion mitochondrial uncoupling oxidative phosphorylation pancreatic β-cell Type 2...
Articles
Journal:
Biochemical Journal
Biochem J (2007) 405 (1): 1–9.
Published: 13 June 2007
... (COX) hypoxia-inducible factor-1 (HIF-1) mitochondrial respiratory chain oxidative phosphorylation reactive oxygen species (ROS) tricarboxylic acid cycle Since the time of Louis Pasteur (1822–1895) it has been recognized that cells preferentially metabolize glucose by respiration when O 2...
Articles
Journal:
Biochemical Journal
Biochem J (2007) 404 (2): 345–351.
Published: 14 May 2007
...Taku Amo; Martin D. Brand We introduce a general test of the bioenergetic importance of mtDNA (mitochondrial DNA) variants: modular kinetic analysis of oxidative phosphorylation in mitochondria from cybrid cells with constant nuclear DNA but different mtDNA. We have applied this test...
Articles
Marina A. Schwab, Sven W. Sauer, Jürgen G. Okun, Leo G. J. Nijtmans, Richard J. T. Rodenburg, Lambert P. van den Heuvel, Stefan Dröse, Ulrich Brandt, Georg F. Hoffmann, Henk Ter Laak, Stefan Kölker, Jan A. M. Smeitink
Journal:
Biochemical Journal
Biochem J (2006) 398 (1): 107–112.
Published: 27 July 2006
... results, oxidative phosphorylation was severely compromised in both patients. Furthermore, expression of respiratory chain complexes I–IV and the amount of mitochondrial DNA were strongly decreased, and ultrastructural mitochondrial abnormalities were found, highlighting severe mitochondrial dysfunction...
Articles
Journal:
Biochemical Journal
Biochem J (2006) 396 (3): 573–583.
Published: 29 May 2006
... coefficient and the threshold value of cytochrome oxidase are modified with respect to the uncoupled condition. The results obtained are consistent with a model based on changes in the assembly state of the oxidative phosphorylation enzyme complexes and possible implications in the understanding of exercise...
Articles
Journal:
Biochemical Journal
Biochem J (2004) 383 (3): 537–542.
Published: 26 October 2004
...://www.genedb.org/genedb/tryp/index.jsp ). Essential components from each of the known cytochrome c biogenesis systems, or proteins necessary for the assembly or activity of the mitochondrial oxidative phosphorylation apparatus, were used as query sequences in BLAST analyses of the trypanosomatid databases...
Includes: Supplementary data
Articles
Journal:
Biochemical Journal
Biochem J (2004) 379 (3): 703–710.
Published: 01 May 2004
...Bernard KORZENIEWSKI; Jerzy A. ZOLADZ Using a computer model of oxidative phosphorylation developed previously [Korzeniewski and Mazat (1996) Biochem. J. 319 , 143–148; Korzeniewski and Zoladz (2001) Biophys. Chem. 92 , 17–34], we analyse the effect of several factors on the oxygen-uptake kinetics...
Articles
Journal:
Biochemical Journal
Biochem J (2003) 375 (3): 799–804.
Published: 01 November 2003
...Bernard KORZENIEWSKI It has been shown previously that direct stimulation of oxidative-phosphorylation complexes in parallel with the stimulation of ATP usage is able to explain the stability of intermediate metabolite (ATP/ADP, phosphocreatine/creatine, NADH/NAD + , protonmotive force...
Articles
Rodrigue ROSSIGNOL, Benjamin FAUSTIN, Christophe ROCHER, Monique MALGAT, Jean-Pierre MAZAT, Thierry LETELLIER
Journal:
Biochemical Journal
Biochem J (2003) 370 (3): 751–762.
Published: 15 March 2003
... should be addressed (e-mail [email protected] ). 11 10 2002 4 12 2002 6 12 2002 15 3 2003 The Biochemical Society, London ©2003 2003 complementation Metabolic Control Analysis mitochondrial diseases mitochondrial DNA oxidative phosphorylation threshold effect...
Articles
Journal:
Biochemical Journal
Biochem J (2002) 365 (2): 417–428.
Published: 15 July 2002
... localization oxidative phosphorylation translation Biochem. J. (2002) 365, 417 428 (Printed in Great Britain) 417 Assembly of the ribonucleoprotein complex containing the mRNA of the b-subunit of the mitochondrial H+-ATP synthase requires the participation of two distal cis-acting elements and a complex...
Articles
Journal:
Biochemical Journal
Biochem J (2002) 364 (1): 317–322.
Published: 08 May 2002
..., and the isogenic wild type. The results indicated that the importance of cardiolipin for energetic coupling strongly depends on the rate of oxidative phosphorylation, which was set by using NADH (maximal rate limited by coupling mechanism) or ethanol (moderate rate limited by electron supply) as a respiratory...
Articles
Journal:
Biochemical Journal
Biochem J (2001) 357 (3): 835–842.
Published: 25 July 2001
...Bernard KORZENIEWSKI; Monique MALGAT; Thierry LETELLIER; Jean-Pierre MAZAT Respiratory-chain-complex subunits in mitochondria are encoded by nuclear or mitochondrial DNA. This property might have profound implications for the phenotypic expression of mutations affecting oxidative phosphorylation...
Articles
Xing Xian YU, David A. LEWIN, Alan ZHONG, Jennifer BRUSH, Peter W. SCHOW, Steven W. SHERWOOD, Guohua PAN, Sean H. ADAMS
Journal:
Biochemical Journal
Biochem J (2001) 353 (2): 369–375.
Published: 08 January 2001
... be addressed (e-mail [email protected] ). 2 7 2000 3 10 2000 7 11 2000 The Biochemical Society, London © 2001 2001 metabolic rate oxidative phosphorylation reactive oxygen species respiration thermogenesis Biochem. J. (2001) 353, 369 375 (Printed in Great Britain) 369...
Articles
Journal:
Biochemical Journal
Biochem J (2000) 351 (1): 251–256.
Published: 26 September 2000
... specific suppressor domains, inhibits cytochrome c 1 promoter activity when co-transfected into HeLa cells, indicating that the E2F proteins modulate the cytochrome c 1 promoter in mammalian cells. However, E2F is not a general regulator of oxidative phosphorylation genes since three additional nuclear...
Articles
Journal:
Biochemical Journal
Biochem J (2000) 346 (3): 849–855.
Published: 07 March 2000
...José M. IZQUIERDO; José M. CUEZVA Translation in vitro of the mammalian nucleus-encoded mRNA for the β subunit of mitochondrial H + -ATP synthase (β-mRNA) of oxidative phosphorylation is promoted by a 150 nt translational enhancer sequence in the 3ʹ-untranslated region (3ʹ UTR). Titration...