Insulin control of a transplasma membrane NADH dehydrogenase in erythrocyte membranes.

abstract：:Vicious cycle theories of aging and oxidative stress propose that ROS produced by the mitochondrial electron transport chain damage the mitochondria leading exponentially to more ROS production and mitochondrial damage. Although this theory is widely discussed in the field of research on aging and oxidative stress, th...

journal_title：Journal of bioenergetics and biomembranes

authors： Sanz A,Caro P,Gómez J,Barja G

更新日期：2006-04-01 00:00:00

abstract：:Members of the genus Methanosarcina are strictly anaerobic archaea that derive their metabolic energy from the conversion of a restricted number of substrates to methane. H2 + CO2 are converted to CH4 via the CO2-reducing pathway, while methanol and methylamines are metabolized by the methylotrophic pathway. Two novel...

journal_title：Journal of bioenergetics and biomembranes

authors： Deppenmeier U

更新日期：2004-02-01 00:00:00

abstract：:Liver mitochondria isolated from rats 24 h after a single subcutaneous injection of 8 mg thyroxine per kilogram body weight were compared with those isolated from control rats that received injections of isotonic saline at the same time. The mitochondria isolated from the thyroxine-treated rats show higher rates of en...

journal_title：Journal of bioenergetics and biomembranes

authors： Shears SB,Bronk JR

更新日期：1980-12-01 00:00:00

abstract：:The F1F0 complex of Paracoccus denitrificans (PdF1F0) is the fastest ATP synthase but the slowest ATPase. Sulfite exerts maximal activation of the PdF1F0-ATPase (Pacheco-Moisés, F., García, J. J., Rodríguez-Zavala, J. S., and Moreno-Sánchez, R. (2000). Eur J. Biochem. 267, 993-1000) but its effect on the PdF1F0-ATP sy...

journal_title：Journal of bioenergetics and biomembranes

authors： Pacheco-Moisés F,Minauro-Sanmiguel F,Bravo C,García JJ

更新日期：2002-08-01 00:00:00

abstract：:The mitochondrial inner membrane anion channel (IMAC) is a channel, identified by flux studies in intact mitochondria, which has a broad anion selectivity and is maintained closed or inactive by matrix Mg2+ and H+. We now present evidence that this channel, like many other chloride/anion channels, is reversibly blocke...

journal_title：Journal of bioenergetics and biomembranes

authors： Beavis AD,Davatol-Hag H

更新日期：1996-04-01 00:00:00

abstract：:In this short review, we summarize our work on the role of members of the FXYD protein family as tissue-specific modulators of Na, K-ATPase. FXYD1 or phospholemman, mainly expressed in heart and skeletal muscle increases the apparent affinity for intracellular Na(+) of Na, K-ATPase and may thus be important for approp...

journal_title：Journal of bioenergetics and biomembranes

authors： Geering K

更新日期：2005-12-01 00:00:00

abstract：:The Nm23-H1/nucleoside diphosphate (NDP) kinase A is a metastasis suppressor, besides its enzymatic activity. The mutant S120G has been found in high-grade neuroblastomas. The mutant protein, once denatured in urea, is unable to refold in vitro. A size-exclusion chromatography analysis of the folding/association pathw...

journal_title：Journal of bioenergetics and biomembranes

authors： Lascu I

更新日期：2006-08-01 00:00:00

abstract：:The possibility is analyzed that the pH of the water space localized inside the invagination of a membrane can differ from the pH of the external bulk buffer outside the invagination. The proton flow responsible for decreased pH values inside mitochondrial cristae and membrane invaginations of cyanobacteria has been c...

journal_title：Journal of bioenergetics and biomembranes

authors： Kara-Ivanov M

更新日期：1983-06-01 00:00:00

abstract：:The rapid formation (in less than 45 min) of internal septa and the apparent subdivision in situ of mitochondria for cardiac and skeletal muscle are described following a variety of experimental treatments. For example, the ionophore A23187, caffeine, DNP, ruthenium red, and the insecticide lindane have been applied t...

journal_title：Journal of bioenergetics and biomembranes

authors： Duncan CJ,Greenaway HC,Publicover SJ,Rudge MF,Smith JL

更新日期：1980-04-01 00:00:00

abstract：:The 8-kDa subunit c of the E. coli F0 ATP-synthase proton channel was tested for Ca++ binding activity using a 45Ca++ ligand blot assay after transferring the protein from SDS-PAGE gels onto polyvinyl difluoride membranes. The purified subunit c binds 45Ca++ strongly with Ca++ binding properties very similar to those ...

journal_title：Journal of bioenergetics and biomembranes

authors： Zakharov SD,Li X,Red'ko TP,Dilley RA

更新日期：1996-12-01 00:00:00

abstract：:Recent progress is summarized on the structure, function, and regulation of the tricarboxylate (i.e., citrate) transport protein (CTP) from the rat liver mitochondrial inner membrane. The transporter has been purified and its reconstituted function characterized. A cDNA clone encoding the CTP has been isolated and seq...

journal_title：Journal of bioenergetics and biomembranes

authors： Kaplan RS,Mayor JA

更新日期：1993-10-01 00:00:00

abstract：:Increased membrane unsaturation has been associated with shorter longevity due to higher sensitivity to lipid peroxidation (LP) leading to enhanced mitochondrial dysfunction and ROS overproduction. However, the role of LP during aging has been put in doubt along with the participation of electron leak at the electron ...

journal_title：Journal of bioenergetics and biomembranes

authors： Aguilar-Toral R,Fernández-Quintero M,Ortiz-Avila O,de la Paz LH,Calderón-Cortés E,Rodríguez-Orozco AR,Saavedra-Molina A,Calderón-Torres M,Cortés-Rojo C

更新日期：2014-06-01 00:00:00

abstract：:Caloric restriction (CR) is widely known to increase life span and resistance to different types of injuries in several organisms. We have previously shown that mitochondria from livers or brains of CR animals exhibit higher calcium uptake rates and lower sensitivity to calcium-induced mitochondrial permeability trans...

journal_title：Journal of bioenergetics and biomembranes

authors： Serna JDC,Caldeira da Silva CC,Kowaltowski AJ

更新日期：2020-08-01 00:00:00

abstract：:The topology of beef heart Complex III has been studied by tryptic and chymotryptic digestion of isolated Complex III, Mg2+-ATP submitochondrial particles, and mitoplasts. Degradation products were detected by the immunoreplication technique using specific antibodies against core protein 1 (50 K) and core protein 2 (4...

journal_title：Journal of bioenergetics and biomembranes

authors： Mendel-Hartvig I,Nelson BD

更新日期：1983-02-01 00:00:00

abstract：:The proton/hydroxide (H+/OH-) permeability of phospholipid bilayer membranes at neutral pH is at least five orders of magnitude higher than the alkali or halide ion permeability, but the mechanism(s) of H+/OH- transport are unknown. This review describes the characteristics of H+/OH- permeability and conductance throu...

journal_title：Journal of bioenergetics and biomembranes

authors： Gutknecht J

更新日期：1987-10-01 00:00:00

abstract：:Mitochondrial porin facilitates the diffusion of small hydrophilic molecules across the mitochondrial outer membrane. Despite low sequence similarity among porins from different species, a "glycine-leucine-lysine" (GLK) motif is conserved in mitochondrial and Neisseria porins. To investigate the possible roles of thes...

journal_title：Journal of bioenergetics and biomembranes

authors： Runke G,Maier E,O'Neil JD,Benz R,Court DA

更新日期：2000-12-01 00:00:00

abstract：:At present there is a poor understanding of the events that lead up to neuronal apoptosis that occurs in neurodegenerative diseases and following acute ischemic episodes. Apoptosis is critical for the elimination of unwanted neurons within the developing nervous system. The Bcl-2 family of proteins contains pro- and a...

journal_title：Journal of bioenergetics and biomembranes

authors： Ward MW,Kögel D,Prehn JH

更新日期：2004-08-01 00:00:00

abstract：:High-conductance calcium-activated potassium (maxi-K) channels comprise a specialized family of K+ channels. They are unique in their dual requirement for depolarization and Ca2+ binding for transition to the open, or conducting, state. Ion conduction through maxi-K channels is blocked by a family of venom-derived pep...

journal_title：Journal of bioenergetics and biomembranes

authors： Kaczorowski GJ,Knaus HG,Leonard RJ,McManus OB,Garcia ML

更新日期：1996-06-01 00:00:00

abstract：:The adenylate kinase (AK) isoforms network plays an important role in the intracellular energy transfer processes, the maintenance of energy homeostasis, and it is a major player in AMP metabolic signaling circuits in some highly-differentiated cells. For this purpose, a rapid and sensitive method was developed that e...

journal_title：Journal of bioenergetics and biomembranes

authors： Klepinin A,Ounpuu L,Guzun R,Chekulayev V,Timohhina N,Tepp K,Shevchuk I,Schlattner U,Kaambre T

更新日期：2016-10-01 00:00:00

abstract：:The organization of the oxidative phosphorylation (OXPHOS) system within the inner mitochondrial membrane appears to be far more complicated than previously thought. In particular, the individual protein complexes of the OXPHOS system (complexes I to V) were found to specifically interact forming defined supramolecula...

journal_title：Journal of bioenergetics and biomembranes

authors： Dudkina NV,Sunderhaus S,Boekema EJ,Braun HP

更新日期：2008-10-01 00:00:00

abstract：:The formation of paracrystalline inclusions in mitochondria following postmortem aging in situ is further investigated. Inclusions are found to localize either in the mitochondrial intracristal space or between the inner and outer membrane. The greater majority of the inclusions are of the intracristal type. pH is not...

journal_title：Journal of bioenergetics and biomembranes

authors： Cheah KS,Cheah AM

更新日期：1977-04-01 00:00:00

abstract：:The unique bifurcated oxidation of ubiquinol at center P (Qo) of the cytochrome bc1 complex is the reaction within the Q-cycle reaction scheme that is most critical for the link between electron transfer and vectorial proton translocation. While there is a general consensus about the overall reaction at center P, the ...

journal_title：Journal of bioenergetics and biomembranes

authors： Brandt U

更新日期：1999-06-01 00:00:00

abstract：:Calcium may function directly in several aspects of photosynthesis. It appears to modulate activity of the phosphatase enzymes in the carbon reduction cycle and also to regulate chloroplast NAD+ kinase activity through a calmodulin-like protein. Some evidence supports a calcium function in the water-splitting complex,...

journal_title：Journal of bioenergetics and biomembranes

authors： Brand JJ,Becker DW

更新日期：1984-08-01 00:00:00

abstract：:In Propionigenium modestum, ATP is manufactured from ADP and phosphate by the enzyme ATP synthase using the free energy of an electrochemical gradient of Na+ ions. The P. modestum ATP synthase is a clear member of the family of F-type ATP synthases and the only major distinction is an extension of the coupling ion spe...

journal_title：Journal of bioenergetics and biomembranes

authors： Dimroth P,Matthey U,Kaim G

更新日期：2000-10-01 00:00:00

abstract：:Succinate-driven reverse electron transport (RET) is one of the main sources of mitochondrial reactive oxygen species (mtROS) in ischemia-reperfusion injury. RET is dependent on mitochondrial membrane potential (Δψm) and transmembrane pH difference (ΔpH), components of the proton motive force (pmf); a decrease in Δψm ...

journal_title：Journal of bioenergetics and biomembranes

authors： Komlódi T,Geibl FF,Sassani M,Ambrus A,Tretter L

更新日期：2018-10-01 00:00:00

abstract：:Huntington's disease (HD) is an inheritable neurological disorder coursing with degeneration of basal ganglia and producing chorea and dementia. One common factor accounting for neurodegeneration in this disorder is mitochondrial deterioration at both morphologic and functional levels. The development of experimental ...

journal_title：Journal of bioenergetics and biomembranes

authors： Pérez-De la Cruz V,Carrillo-Mora P,Santamaría A

更新日期：2010-06-01 00:00:00

abstract：:The soxL gene from Sulfolobus acidocaldarius (DSM 639) encodes a Rieske iron-sulfur protein. In this study we report the identification of two open reading frames in its downstream region. The first one, named soxN, codes for a membrane protein bearing a resemblance to the b-type cytochromes of the cytochrome bc1 and ...

journal_title：Journal of bioenergetics and biomembranes

authors： Hiller A,Henninger T,Schäfer G,Schmidt CL

更新日期：2003-04-01 00:00:00

abstract：:Electron transport from Photosystem II to Photosystem I of spinach chloroplasts can be stimulated by bicarbonate and various carbonyl or carboxyl compounds. Monovalent or divalent cations, which have hitherto been implicated in the energy distribution between the two photosystems, i.e., "spillover" phenomena at low li...

journal_title：Journal of bioenergetics and biomembranes

authors： Barr R,Melhem R,Lezotte AL,Crane FL

更新日期：1980-08-01 00:00:00

abstract：:NYGGF4 (also called PID1) is a recently discovered gene that is involved in obesity-related insulin resistance (IR). We aimed in the present study to further elucidate the effects of NYGGF4 on IR and the underlying mechanisms through using metformin treatment in 3T3-L1 adipocytes. Our data showed that the metformin pr...

journal_title：Journal of bioenergetics and biomembranes

authors： Qiu J,Wang YM,Shi CM,Yue HN,Qin ZY,Zhu GZ,Cao XG,Ji CB,Cui Y,Guo XR

更新日期：2012-12-01 00:00:00

abstract：:The present state of the chemiosmotic concept is reviewed. Special attention is paid to (i) further progress in studies on the Na(+)-coupled energetics and (ii) paradoxical bioenergetic effects when protonic or sodium potentials are utilized outside the coupling membrane (TonB-mediated uphill transports across the out...

journal_title：Journal of bioenergetics and biomembranes

authors： Skulachev VP

更新日期：1994-12-01 00:00:00