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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.
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Which statement about macrophages is FALSE?
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The correct answer is  Macrophages are crucial effectors and effectors of immunity. They can produce soluble factors to influence the growth and function of lymphoid and nonlymphoid tissue, as well as responding to ceain lymphokines. Plasma cells, derived from B-lymphocytes secrete immunoglobulin and not macrophages. Ref: Fundamental Immunology By William E. Paul, Page 19