original_query: What is the circular form of ANRIL and how is it related to atherosclerosis?
query: What is the circular form of ANRIL and how is it related to atherosclerosis?
answer: The circular form of ANRIL is called cANRIL.  Its expression is correlated with the risk of atherosclerosis; it's proposed that cANRIL modifies INK4/ARF expression, increasing atherosclerosis risk.