Innate immune cell membranes and endoplasmic reticulum

The term 'Innate immune cell membranes and endoplasmic reticulum' refers to the primary subcellular environments where innate immune detection and signaling occur rather than a single molecular target. The plasma and endosomal membranes of innate immune cells, such as macrophages and dendritic cells, host various pattern recognition receptors (PRRs), including Toll-like receptors (TLRs), which are essential for detecting extracellular and internalized pathogens (Frontiers in Immunology, 2023). The endoplasmic reticulum (ER) serves as a critical platform for the Stimulator of Interferon Genes (STING) protein and the assembly of the NLRP3 inflammasome, while also managing the unfolded protein response (UPR) that modulates immune signaling (PNAS, 2009; NIH, 2020). Dysregulation of these compartments is central to the pathogenesis of chronic inflammatory diseases, autoimmune disorders, and viral infections. Therapeutic agents like hydroxychloroquine or STING agonists target specific proteins or physical properties within these locations to fine-tune the immune response. Because this entry describes cellular structures rather than a specific protein or enzyme, it is classified as an incorrect or non-canonical target name for drug discovery purposes.

Other names

Innate immune cell compartmentsSubcellular sites of innate immune sensingImmune cell endomembrane system

Modulation of pattern recognition receptor (PRR) signaling and endoplasmic reticulum (ER) stress pathways to regulate the production of pro-inflammatory cytokines and interferons.