Mitochondrial nucleic acids in innate immunity and beyond

J Yoon, S Kim, M Lee, Y Kim - Experimental & Molecular Medicine, 2023 - nature.com
Mitochondria participate in a wide range of cellular processes. One essential function of
mitochondria is to be a platform for antiviral signaling proteins during the innate immune …

Macrophage fumarate hydratase restrains mtRNA-mediated interferon production

A Hooftman, CG Peace, DG Ryan, EA Day, M Yang… - Nature, 2023 - nature.com
Metabolic rewiring underlies the effector functions of macrophages,–, but the mechanisms
involved remain incompletely defined. Here, using unbiased metabolomics and stable …

Metabolic regulation of type I interferon production

SM O'Carroll, FDR Henkel… - Immunological Reviews, 2024 - Wiley Online Library
Over the past decade, there has been a surge in discoveries of how metabolic pathways
regulate immune cell function in health and disease, establishing the field of …

Polynucleotide phosphorylase protects against renal tubular injury via blocking mt-dsRNA-PKR-eIF2α axis

Y Zhu, M Zhang, W Wang, S Qu, M Liu, W Rong… - Nature …, 2023 - nature.com
Renal tubular atrophy is a hallmark of chronic kidney disease. The cause of tubular atrophy,
however, remains elusive. Here we report that reduction of renal tubular cell polynucleotide …

[HTML][HTML] VMP1 affects endoplasmic reticulum stress sensitivity via differential modulation of the three unfolded protein response arms

T Li, H Zhao, G Guo, S Xia, L Wang - Cell Reports, 2023 - cell.com
Consisting of three signaling pathways, the unfolded protein response (UPR) can be either
protective or detrimental to cells that undergo ER stress. Elaborate regulation of the UPR is …

Activation of cytosolic RNA sensors by endogenous ligands: roles in disease pathogenesis

S Straub, NG Sampaio - Frontiers in Immunology, 2023 - frontiersin.org
Early detection of infection is a central and critical component of our innate immune system.
Mammalian cells have developed specialized receptors that detect RNA with unusual …

[HTML][HTML] Osteoarthritis year in review 2023: Biology

AJ Roelofs, C De Bari - Osteoarthritis and cartilage, 2023 - Elsevier
Great progress continues to be made in our understanding of the multiple facets of
osteoarthritis (OA) biology. Here, we review the major advances in this field and progress …

Nucleus pulposus cells regulate macrophages in degenerated intervertebral discs via the integrated stress response-mediated CCL2/7-CCR2 signaling pathway

S Tian, X Chen, W Wu, H Lin, X Qing, S Liu… - … & Molecular Medicine, 2024 - nature.com
Lower back pain (LBP), which is a primary cause of disability, is largely attributed to
intervertebral disc degeneration (IDD). Macrophages (MΦs) in degenerated intervertebral …

The immunological facets of chondrocytes in osteoarthritis: A narrative review

P Sengprasert, O Kamenkit, A Tanavalee… - The Journal of …, 2024 - jrheum.org
Osteoarthritis (OA) is a disease in which the pathogenesis affects the joint and its
surrounding tissues. Cartilage degeneration is the main hallmark of OA, and chondrocytes …

Role of mitochondrial stress and the NLRP3 inflammasome in lung diseases

Y Chen, Y Zhang, N Li, Z Jiang, X Li - Inflammation Research, 2023 - Springer
Background As an organelle essential for intracellular energy supply, mitochondria are
involved in intracellular metabolism and inflammation, and cell death. The interaction of …