Cytoplasmic DNA: sources, sensing, and role in aging and disease

KN Miller, SG Victorelli, H Salmonowicz, N Dasgupta… - Cell, 2021 - cell.com
Endogenous cytoplasmic DNA (cytoDNA) species are emerging as key mediators of
inflammation in diverse physiological and pathological contexts. Although the role of …

Extranuclear DNA accumulates in aged cells and contributes to senescence and inflammation

YY Lan, JM Heather, T Eisenhaure, CS Garris… - Aging …, 2019 - Wiley Online Library
Systemic inflammation is central to aging‐related conditions. However, the intrinsic factors
that induce inflammation are not well understood. We previously identified a cell …

Characterization of the role of distinct plasma cell‐free DNA species in age‐associated inflammation and frailty

J Jylhävä, T Nevalainen, S Marttila, M Jylhä… - Aging …, 2013 - Wiley Online Library
Plasma cell‐free DNA (cf‐DNA) has recently emerged as a potential biomarker of aging,
reflecting systemic inflammation, and cell death. In addition, it has been suggested that cf …

R-loops trigger the release of cytoplasmic ssDNAs leading to chronic inflammation upon DNA damage

O Chatzidoukaki, K Stratigi, E Goulielmaki, G Niotis… - Science …, 2021 - science.org
How DNA damage leads to chronic inflammation and tissue degeneration with aging
remains to be fully resolved. Here, we show that DNA damage leads to cellular senescence …

DNA damage-induced inflammatory microenvironment and adult stem cell response

D Cinat, RP Coppes, L Barazzuol - Frontiers in cell and …, 2021 - frontiersin.org
Adult stem cells ensure tissue homeostasis and regeneration after injury. Due to their
longevity and functional requirements, throughout their life stem cells are subject to a …

Cytosolic DNA sensing in organismal tumor control

C Vanpouille-Box, S Demaria, SC Formenti, L Galluzzi - Cancer cell, 2018 - cell.com
Besides constituting a first layer of defense against microbial challenges, the detection of
cytosolic DNA is fundamental for mammalian organisms to control malignant transformation …

Emerging role of mitochondrial DNA as a major driver of inflammation and disease progression

F Zhong, S Liang, Z Zhong - Trends in immunology, 2019 - cell.com
Inflammation benefits the host by promoting the elimination of invading pathogens and
clearance of cellular debris after tissue injury. Inflammation also stimulates tissue repair and …

Cell-free DNA as a biomarker in autoimmune rheumatic diseases

B Duvvuri, C Lood - Frontiers in immunology, 2019 - frontiersin.org
Endogenous DNA is primarily found intracellularly in nuclei and mitochondria. However,
extracellular, cell-free (cf) DNA, has been observed in several pathological conditions …

Activation and regulation of DNA-driven immune responses

SR Paludan - Microbiology and Molecular Biology Reviews, 2015 - Am Soc Microbiol
The innate immune system provides early defense against infections and also plays a key
role in monitoring alterations of homeostasis in the body. DNA is highly immunostimulatory …

Cytoplasmic chromatin triggers inflammation in senescence and cancer

Z Dou, K Ghosh, MG Vizioli, J Zhu, P Sen… - Nature, 2017 - nature.com
Chromatin is traditionally viewed as a nuclear entity that regulates gene expression and
silencing,,. However, we recently discovered the presence of cytoplasmic chromatin …