Mitochondrial DNA copy number in human disease: the more the better?

R Filograna, M Mennuni, D Alsina, NG Larsson - FEBS letters, 2021 - Wiley Online Library
Most of the genetic information has been lost or transferred to the nucleus during the
evolution of mitochondria. Nevertheless, mitochondria have retained their own genome 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 …

Measuring biological aging in humans: A quest

L Ferrucci, M Gonzalez‐Freire, E Fabbri… - Aging cell, 2020 - Wiley Online Library
The global population of individuals over the age of 65 is growing at an unprecedented rate
and is expected to reach 1.6 billion by 2050. Most older individuals are affected by multiple …

[HTML][HTML] Protective role of melatonin and its metabolites in skin aging

G Bocheva, RM Slominski, Z Janjetovic, TK Kim… - International journal of …, 2022 - mdpi.com
The skin, being the largest organ in the human body, is exposed to the environment and
suffers from both intrinsic and extrinsic aging factors. The skin aging process is …

The impact of vitamin D on skin aging

G Bocheva, RM Slominski, AT Slominski - International Journal of …, 2021 - mdpi.com
The active metabolites of vitamin D3 (D3) and lumisterol (L3) exert a variety of antiaging and
photoprotective effects on the skin. These are achieved through immunomodulation and …

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 …

Mitochondrial DNA in extracellular vesicles declines with age

S Lazo, N Noren Hooten, J Green, E Eitan… - Aging cell, 2021 - Wiley Online Library
The mitochondrial free radical theory of aging suggests that accumulating oxidative damage
to mitochondria and mitochondrial DNA (mtDNA) plays a central role in aging. Circulating …

Characterization of mitochondrial DNA quantity and quality in the human aged and Alzheimer's disease brain

HU Klein, C Trumpff, HS Yang, AJ Lee, M Picard… - Molecular …, 2021 - Springer
Background Mitochondrial dysfunction is a feature of neurodegenerative diseases, including
Alzheimer's disease (AD). Changes in the mitochondrial DNA copy number (mtDNAcn) and …

Neuroendocrine aspects of skin aging

G Bocheva, RM Slominski, AT Slominski - International journal of …, 2019 - mdpi.com
Skin aging is accompanied by a gradual loss of function, physiological integrity and the
ability to cope with internal and external stressors. This is secondary to a combination of …

Mitochondrial phenotypes in purified human immune cell subtypes and cell mixtures

S Rausser, C Trumpff, MA McGill, A Junker, W Wang… - Elife, 2021 - elifesciences.org
Using a high-throughput mitochondrial phenotyping platform to quantify multiple
mitochondrial features among molecularly defined immune cell subtypes, we quantify the …