Immune-related cytokine secretion

Immune-related cytokine secretion is a complex physiological process involving the release of low-molecular-weight signaling proteins by various immune cells, including T cells, B cells, macrophages, and dendritic cells, to regulate the intensity and duration of immune responses (Source: NIH, StatPearls). This process is essential for coordinating the body's defense against pathogens and maintaining tissue homeostasis; however, its dysregulation is a primary driver of many pathological states. Excessive or chronic secretion of pro-inflammatory cytokines is a hallmark of autoimmune disorders like rheumatoid arthritis and can lead to life-threatening systemic inflammation, such as cytokine release syndrome (Source: PubMed, PMID: 32592411). In the pharmaceutical industry, monitoring cytokine secretion profiles is a standard method for assessing the immunomodulatory effects of drug candidates in vitro and in vivo. Because this term describes a broad biological outcome or phenotype rather than a specific protein, it is not classified as a discrete therapeutic target, but rather as a pathway or functional readout for drugs that target specific receptors or enzymes (Source: UniProt, PubChem).

Other names

Cytokine releaseCytokine productionInflammatory mediator secretionCytokine synthesis

Modulation of cytokine secretion is achieved through the inhibition of specific signaling pathways (e.g., JAK/STAT, NF-kappaB), the blockade of upstream receptors (e.g., TLRs), or the direct neutralization of secreted proteins to alter the inflammatory milieu.