Serum cardiac troponin I (cTnI), cardiac troponin T (cTnT) and skeletal troponin I (sTnI) levels on Days 2 and 8 in rats treated with vehicle control, 7-daily oral doses of MNX at 30 mg/kg/day or a single subcutaneous dose of ISO at 5 mg, analyzed by (A), (C), (D) MSD kit at SRI and (B) Siemens kit at Pfizer. Values are means, SD as error bars; n=5. *Significantly different from the concurrent vehicle control, p-value<0.05; **p-value<0.01; ***p-value<0.001.