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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 is a Chemoattractant -
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The correct answer is  Ans-C5a* Major opsonins: C3b, IgG, mannose-binding lecithin (MBL), fibronectin, fibrinogen, and CRP.* Membrane attack complex: MAC has a subunit composition of C5b, C6, C7fC8, and polymeric C9* Anaphylatoxin: Both C3a and C5a anaphylatoxin activity.