Interferons

Definition

Interferons are a group of signaling proteins made and released by host cells in response to the presence of several pathogens, including viruses, bacteria, parasites, and tumor cells. They help coordinate the immune response by interfering with viral replication and modulating the activity of immune cells.

Related terms

Immune Response: The complex reactions carried out by the body to defend against foreign invaders or harmful substances.

Antigen: Any substance that causes your immune system to produce antibodies against it, identifying the substance as foreign or dangerous.

Cytokines:

Small proteins released by cells that have a specific effect on the interactions and communications between cells, especially in modulating the immune response