This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
All are true regarding transforming growth factor- b except- 
Select and explain. 
A. Proliferation for fibroblast, B. Proliferation of endothelial cells, C. Chemotaxis of fibroblasts, D. Activation of macrophages
D: Activation of macrophages
Answer: D: Activation of macrophages 
Explanation: Robbins basic pathology 9th edition page no 67 V Vascular endothelial growth factor stimulates both migration and proliferation of endothelial cells. Fibroblast growth factor stimulates proliferation and chemotaxis of fibroblasts. But growth factors will not activate macrophages.