Shu Shu J J Ren Ren N N Du Du JB JB Zhang Zhang M M Cong Cong HL HL Huang Huang TG TG Increased levels of interleukin-6 and matrix metalloproteinase-9 are of cardiac origin in acute coronary syndrome Increased levels of interleukin-6 and matrix metalloproteinase-9 are of cardiac origin in acute coronary syndrome Scand Cardiovasc J Scand Cardiovasc J 2007 2007 41 41 3 3 149 149 154 154 10.1080/14017430601164263 10.1080/14017430601164263 supplied-pmid 17487763? Here, MMP9 is linked to acute coronary syndrome.