This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Inflammation & Repair, Subject name: Pathology
[{'content': 'VEGF action is? \nSelect and explain. \nA. Vasodilatation, B. Angiogenesis, C. Fibrogenesis, D. Chemotaxis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Angiogenesis* The most important growth factor for angiogenesis is vascular endothelial cell growth factor (VEGF) which induces the migration of endothelial precursor cells (EPCs) from bone marrow, and enhances proliferation and differentiation of these cells at site of angiogenesis.", 'role': 'assistant'}]