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
Complement synthesis by liver is?
assistant
The correct answer is  Complement is a complex of nine different fractions, C1 to C9. They are synthesised at various sites in the body. The complement C3, C6, C9 are synthesised in liver. Reference : Anathanarayan & paniker's 9th edition, pg no:126 <\p>