Host monocytes and other immune cells

Host monocytes and other immune cells represent a broad category of cellular targets rather than a single molecular entity. Monocytes are a type of leukocyte that circulates in the blood before migrating into tissues to differentiate into macrophages or dendritic cells, playing a critical role in the innate immune response and the initiation of adaptive immunity [1][2]. These cells are central to the pathogenesis of various conditions, including chronic inflammatory diseases, autoimmune disorders, and the hyperinflammatory states observed in severe infections like COVID-19 [3][4]. While many therapeutic agents, such as corticosteroids and biologics, are designed to modulate the activity, recruitment, or survival of these cells, they do so by interacting with specific molecular targets like TNF-alpha, IL-6 receptors, or chemokine receptors (e.g., CCR2) [5]. Consequently, the term "Host monocytes and other immune cells" is considered a cellular or systemic target rather than a specific protein-level therapeutic target [6].

Other names

MonocytesLeukocytesWhite blood cellsPeripheral blood mononuclear cellsPBMCsInnate immune cells

Drugs typically modulate these cells by binding to specific surface receptors (e.g., cytokine receptors, chemokine receptors) or intracellular signaling molecules (e.g., kinases) to alter cell activation, migration, or survival.