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 …

Pleiotropic effects of mitochondria in aging

T Lima, TY Li, A Mottis, J Auwerx - Nature aging, 2022 - nature.com
Aging is typified by a progressive decline in mitochondrial activity and stress resilience.
Here, we review how mitochondrial stress pathways have pleiotropic effects on cellular and …

OxPhos defects cause hypermetabolism and reduce lifespan in cells and in patients with mitochondrial diseases

G Sturm, KR Karan, AS Monzel, B Santhanam… - Communications …, 2023 - nature.com
Patients with primary mitochondrial oxidative phosphorylation (OxPhos) defects present with
fatigue and multi-system disorders, are often lean, and die prematurely, but the mechanistic …

Actin cables and comet tails organize mitochondrial networks in mitosis

AS Moore, SM Coscia, CL Simpson, FE Ortega… - Nature, 2021 - nature.com
Symmetric cell division requires the even partitioning of genetic information and cytoplasmic
contents between daughter cells. Whereas the mechanisms coordinating the segregation of …

Blood mitochondrial DNA copy number: what are we counting?

M Picard - Mitochondrion, 2021 - Elsevier
There is growing scientific interest to develop scalable biological measures that capture
mitochondrial (dys) function. Mitochondria have their own genome, the mitochondrial DNA …

Quantitative 3D mapping of the human skeletal muscle mitochondrial network

AE Vincent, K White, T Davey, J Philips, RT Ogden… - Cell reports, 2019 - cell.com
Genetic and biochemical defects of mitochondrial function are a major cause of human
disease, but their link to mitochondrial morphology in situ has not been defined. Here, we …

The rise and rise of mitochondrial DNA mutations

C Lawless, L Greaves, AK Reeve… - Open …, 2020 - royalsocietypublishing.org
How mitochondrial DNA mutations clonally expand in an individual cell is a question that
has perplexed mitochondrial biologists for decades. A growing body of literature indicates …

The social nature of mitochondria: Implications for human health

M Picard, C Sandi - Neuroscience & Biobehavioral Reviews, 2021 - Elsevier
Sociality has profound evolutionary roots and is observed from unicellular organisms to
multicellular animals. In line with the view that social principles apply across levels of …

Mitochondrial heterogeneity

J Aryaman, IG Johnston, NS Jones - Frontiers in genetics, 2019 - frontiersin.org
Cell-to-cell heterogeneity drives a range of (patho) physiologically important phenomena,
such as cell fate and chemotherapeutic resistance. The role of metabolism, and particularly …

Parkinson's disease neurons exhibit alterations in mitochondrial quality control proteins

C Chen, D McDonald, A Blain, E Mossman… - npj Parkinson's …, 2023 - nature.com
Mitochondrial dysfunction has been suggested to contribute to Parkinson's disease
pathogenesis, though an understanding of the extent or exact mechanism of this contribution …