Immune regulatory network

The immune regulatory network is a complex, multi-layered system of cells, signaling molecules, and pathways that coordinate the body's defense against pathogens while maintaining self-tolerance (Nature Reviews Immunology, 2020). It involves a delicate balance between pro-inflammatory and anti-inflammatory signals, mediated by various components such as T-cells, B-cells, cytokines, and immune checkpoints (NIH, 2023). Dysregulation of this network is a hallmark of numerous pathologies, including autoimmune disorders, chronic inflammation, and cancer evasion (PubMed, 2021). While not a single therapeutic target itself, the network contains numerous specific nodes—such as receptors and enzymes—that are targeted by a wide array of drugs, including monoclonal antibodies and small molecule inhibitors (StatPearls, 2023). Understanding the network's topology is crucial for developing precision immunotherapies that can selectively modulate immune activity without causing systemic toxicity (Cell, 2022).

Other names

Immune systemImmunoregulatory networkImmune signaling pathwaysImmune system network

Drugs target specific nodes within the network to either suppress overactive responses (e.g., TNF inhibitors) or enhance suppressed ones (e.g., checkpoint inhibitors).