The level of MMP-9 did not differ in post-MI patients compared with controls, 50 (38–67) vs 49 (41–81)ng/ml, p = .512, neither did the levels of TIMP-1 and -2, 89 (72–97) vs 92 (80–106)ng/ml, and 84 (71–92) vs 86 (78–92)ng/ml, respectively. The gene discussed is MMP9; the disease is myocardial infarction.