Mitochondrial signal transduction

M Picard, OS Shirihai - Cell Metabolism, 2022 - cell.com
The analogy of mitochondria as powerhouses has expired. Mitochondria are living, dynamic,
maternally inherited, energy-transforming, biosynthetic, and signaling organelles that …

Oxidative stress in human pathology and aging: molecular mechanisms and perspectives

YA Hajam, R Rani, SY Ganie, TA Sheikh, D Javaid… - Cells, 2022 - mdpi.com
Reactive oxygen and nitrogen species (RONS) are generated through various endogenous
and exogenous processes; however, they are neutralized by enzymatic and non-enzymatic …

Calcium signaling and reactive oxygen species in mitochondria

E Bertero, C Maack - Circulation research, 2018 - Am Heart Assoc
In heart failure, alterations of Na+ and Ca2+ handling, energetic deficit, and oxidative stress
in cardiac myocytes are important pathophysiological hallmarks. Mitochondria are central to …

[HTML][HTML] Activity-driven local ATP synthesis is required for synaptic function

V Rangaraju, N Calloway, TA Ryan - Cell, 2014 - cell.com
Cognitive function is tightly related to metabolic state, but the locus of this control is not well
understood. Synapses are thought to present large ATP demands; however, it is unclear …

Mitochondrial disorders as windows into an ancient organelle

SB Vafai, VK Mootha - Nature, 2012 - nature.com
Much of our current knowledge about mitochondria has come from studying patients who
have respiratory chain disorders. These disorders comprise a large collection of individually …

The physiological role of mitochondrial calcium revealed by mice lacking the mitochondrial calcium uniporter

X Pan, J Liu, T Nguyen, C Liu, J Sun, Y Teng… - Nature cell …, 2013 - nature.com
Mitochondrial calcium has been postulated to regulate a wide range of processes from
bioenergetics to cell death. Here, we characterize a mouse model that lacks expression of …

Mechanisms of vitamin D on skeletal muscle function: oxidative stress, energy metabolism and anabolic state

KP Dzik, JJ Kaczor - European journal of applied physiology, 2019 - Springer
Purpose This review provides a current perspective on the mechanism of vitamin D on
skeletal muscle function with the emphasis on oxidative stress, muscle anabolic state and …

[HTML][HTML] Metabolic cycles and signals for insulin secretion

MJ Merrins, BE Corkey, RG Kibbey, M Prentki - Cell metabolism, 2022 - cell.com
In this review, we focus on recent developments in our understanding of nutrient-induced
insulin secretion that challenge a key aspect of the" canonical" model, in which an oxidative …

Mitofusin 2 ablation increases endoplasmic reticulum–mitochondria coupling

R Filadi, E Greotti, G Turacchio… - Proceedings of the …, 2015 - National Acad Sciences
The organization and mutual interactions between endoplasmic reticulum (ER) and
mitochondria modulate key aspects of cell pathophysiology. Several proteins have been …

The mitochondrial calcium uniporter matches energetic supply with cardiac workload during stress and modulates permeability transition

TS Luongo, JP Lambert, A Yuan, X Zhang, P Gross… - Cell reports, 2015 - cell.com
Cardiac contractility is mediated by a variable flux in intracellular calcium (Ca 2+), thought to
be integrated into mitochondria via the mitochondrial calcium uniporter (MCU) channel to …