https://doi.org/10.1351/goldbook.13084
Cell reaction that releases antimicrobial cytotoxic molecules and other substances (e.g., histamine) from secretory vesicles called granules found inside some cells.
Note: Degranulation occurs in several different cells involved in the immune system, including granulocytes (neutrophils, basophils, and eosinophils), mast cells, and certain lymphocytes such as natural killer (NK) cells and cytotoxic T cells.