Which of the following statements regarding angiogenesis are true?
A.	Angiogenesis is a seminal biologic event with clinical relevance limited to its effect upon tumor growth
B.	C-X-C chemokines regulate angiogenesis
C.	PF-4 has angiogenic properties
D.	Sites of atherosclerosis demonstrate chronic angiogenic activity
Answer:B
Which of the following statements regarding angiogenesis are true?
A.	Angiogenesis is a seminal biologic event with clinical relevance limited to its effect upon tumor growth B.	C-X-C chemokines regulate angiogenesis C.	PF-4 has angiogenic properties D.	Sites of atherosclerosis demonstrate chronic angiogenic activity