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  1. What are Cytokines? Types & Function - Cleveland Clinic

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

  2. Cytokine - Wikipedia

    Cytokines include chemokines, interferons, interleukins, lymphokines, and tumour necrosis factors, but generally not hormones or growth factors (despite some overlap in the …

  3. What Are Cytokines and How Do They Signal Immune Responses?

    Aug 5, 2025 · Cytokines are small proteins, typically made up of a few hundred amino acids, secreted by cells of the immune system and other cell types. Their job is to transmit signals …

  4. Cytokines: From Clinical Significance to Quantification - PMC

    Cytokines are critical mediators that oversee and regulate immune and inflammatory responses via complex networks and serve as biomarkers for many diseases. Quantification of cytokines …

  5. Cytokines and Their Side Effects | American Cancer Society

    Cytokines affect the growth of all blood cells and other cells that help the body's immune and inflammation responses. They also help to boost anti-cancer activity by sending signals that …

  6. Cytokines: Introduction | British Society for Immunology

    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 …

  7. Cytokine | Biochemistry, Cell Biology & Immunology | Britannica

    Nov 8, 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.

  8. Cytokines and Their Role in Immune System Function: A …

    Jun 13, 2025 · Cytokines are small proteins secreted by certain cells in your immune system. Their primary function is to mediate and regulate immunity, inflammation, and hematopoiesis.

  9. Understanding cytokines and their role in the immune system

    Cytokines are small signaling proteins secreted by cells that regulate immunity, inflammation, and hematopoiesis, playing essential roles in intercellular communication during immune …

  10. What Is a Cytokine Protein and What Does It Do?

    Jul 25, 2025 · These small, soluble proteins coordinate responses and maintain overall health by enabling effective cell communication. Cytokines are small proteins, typically ranging from 5 to …