This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': "CRP is a protein seen in ceain systemic inflammatory conditions. Here 'C' stands for: \nSelect and explain. \nA. Canavalin A, B. Cellular, C. Chondroitin sulfate, D. C polysaccharide of streptococcus", 'role': 'user'}, {'content': "Answer: D \nExplanation: C-reactive protein (CRP, so named because it reacts with the C polysaccharide of pneumococci) is an acute phase protein. It can stimulate the classic complement pathway. CRP is used as a marker of tissue injury, infection, and inflammation, and there is considerable interest in its use as a predictor of ceain types of cardiovascular conditions secondary to atherosclerosis. Ref: Murray R.K., Jacob M., Varghese J. (2011). Chapter 50. Plasma Proteins & Immunoglobulins. In D.A. Bender, K.M. Botham, P.A. Weil, P.J. Kennelly, R.K. Murray, V.W. Rodwell (Eds), Harper's Illustrated Biochemistry, 29e.", 'role': 'assistant'}]