Cytokines (small pink particles) being secreted in a medical animation Cytokines (/ ˈsaɪtəkaɪn /) [1] are a broad and loose category of small proteins (~5–25 kDa [2]) important in cell signaling. …

Jan 3, 2023 · What are cytokines? Cytokines are proteins that function as chemical messengers in your immune system. Your immune system is a network with several parts that work …

Aug 5, 2025 · Cytokines can cross the blood-brain barrier or influence it from the periphery. When they do, they can alter mood, cognition, and behavior. The flu-induced lethargy, the …

Cytokines are a large, diverse family of small proteins or glycoproteins (usually smaller than 30 kDa). Although initially described for their immunomodulatory capabilities, additional roles …

Dec 19, 2025 · Cytokine, any of a group of small, short-lived proteins that are released by one cell to regulate the function of another cell, thereby serving as intercellular chemical messengers. …

Cytokines are small immune system proteins that can be used as a treatment for cancer. Learn more about how they work, and their side effects.

Cytokines therefore induce a diverse range of biological responses including proliferation, differentiation, activation, inflammation, chemotaxis, and cell death and the nature of an …

Jun 13, 2025 · Cytokines are vital players in the functioning of your immune system, acting as messengers that regulate various aspects of the immune response. These molecules are …

Apr 29, 2025 · Cytokines are small proteins essential for cell signaling, playing a key role in the immune system’s function and communication. These molecules coordinate the body’s …

Understanding cytokines and their role in the immune system Cytokines are small signaling proteins secreted by cells that regulate immunity, inflammation, and hematopoiesis, playing …