Reduced mitochondrial calcium uptake in macrophages is a major driver of inflammaging

PV Seegren, LR Harper, TK Downs, XY Zhao… - Nature Aging, 2023 - nature.com
Mitochondrial dysfunction is linked to age-associated inflammation or inflammaging, but
underlying mechanisms are not understood. Analyses of 700 human blood transcriptomes …

Efferocytosis requires periphagosomal Ca2+-signaling and TRPM7-mediated electrical activity

MS Schappe, ME Stremska, GW Busey… - Nature …, 2022 - nature.com
Efficient clearance of apoptotic cells by phagocytosis, also known as efferocytosis, is
fundamental to developmental biology, organ physiology, and immunology. Macrophages …

Mechanisms of ion selectivity and throughput in the mitochondrial calcium uniporter

BD Delgado, SB Long - Science Advances, 2022 - science.org
The mitochondrial calcium uniporter, which regulates aerobic metabolism by catalyzing
mitochondrial Ca2+ influx, is arguably the most selective ion channel known. The …

Inflammatory ER stress responses dictate the immunopathogenic progression of systemic candidiasis

D Awasthi, S Chopra, BA Cho… - The Journal of …, 2023 - Am Soc Clin Investig
Recognition of pathogen-associated molecular patterns can trigger the inositol-requiring
enzyme 1 α (IRE1α) arm of the endoplasmic reticulum (ER) stress response in innate …

“AMP plus”: Immunostimulant-Inspired Design Based on Chemotactic Motif-(PhHAhPH)n

Y Zhu, Y Xu, J Yan, Y Fang, N Dong… - ACS Applied Materials & …, 2023 - ACS Publications
Ability to stimulate antimicrobial immunity has proven to be a useful therapeutic strategy in
treating infections, especially in the face of increasing antibiotic resistance. Natural …

Mitochondrial calcium uniporter complex controls T-cell-mediated immune responses

M Shumanska, D Lodygin, CS Gibhardt, C Ickes… - EMBO …, 2024 - embopress.org
Abstract T-cell receptor (TCR)-induced Ca2+ signals are essential for T-cell activation and
function. In this context, mitochondria play an important role and take up Ca2+ to support …

The role of PAF in immunopathology: From immediate hypersensitivity reactions to fungal defense

M Sánchez Crespo, O Montero, N Fernandez - BioFactors, 2022 - Wiley Online Library
Abstract Platelet‐activating factor (PAF, 1‐alkyl‐2‐acetyl‐sn‐glycero‐3‐phosphorylcholine)
was discovered when the mechanisms involved in the deposition of immune complex in …

Defining solute carrier transporter signatures of murine immune cell subsets

TL Aaes, J Burgoa Cardás… - Frontiers in …, 2023 - frontiersin.org
Solute carrier (SLC) transporters are membrane-bound proteins that facilitate nutrient
transport, and the movement across cellular membranes of various substrates ranging from …

Genetic Ablation of the Mitochondrial Calcium Uniporter (MCU) Does not Impair T Cell-Mediated Immunity In Vivo

H Wu, B Brand, M Eckstein, SM Hochrein… - Frontiers in …, 2021 - frontiersin.org
T cell activation and differentiation is associated with metabolic reprogramming to cope with
the increased bioenergetic demand and to provide metabolic intermediates for the …

[HTML][HTML] Central carbon metabolism exhibits unique characteristics during the handling of fungal patterns by monocyte-derived dendritic cells

Y Alvarez, C Mancebo, S Alonso, O Montero… - Redox Biology, 2024 - Elsevier
Monocyte-derived dendritic cells (MDDCs) are key players in the defense against fungal
infection because of their outstanding capacity for non-opsonic phagocytosis and …