INS and myocardial infarction: In the Diabetes Insulin Glucose Infusion and Myocardial Infarction 2 (DIGAMI 2) clinical trial conducted on 417 patients, 141 type 2 diabetic patients with myocardial infarction exhibited significantly elevated soluble TCC (sC5b-9) plasma levels at the time of admittance (154 (110–219) ng/L versus 129 (95–177) ng/L (p = 0.003).