system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All are chemokines except -
assistant
The correct answer is  Histamines are most impoant vasoactive amines , formed by decarboxylation of histidine found in granules of mast cells, basophils & in platelets. Reff: Ananthanarayan & Panikers textbook of microbiology 9th edition pg: 164