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: Pathology
[{'content': 'Endogenous chemoattractants are all except ? \nSelect and explain. \nA. C5a, B. Integrins, C. LTB4, D. 11, 8', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Integrins", 'role': 'assistant'}]