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
Cells most important in causation of asthma are?
assistant
The correct answer is  Ans. is 'b' i.e., Mast cells * Asthma is type 1 hypersensitivity reaction and Mast cells are the most important cells in type I hypersensitivity.