Platelet Expression of MRP-8/14 in Human Coronary Artery Thrombus (image) Case Western Reserve University Share Print E-Mail Caption The blood clot, or thrombus, was extracted from a heart attack patient's cardiac artery and stained for MRP-14 and platelets. This slide image shows that platelets are loaded with MRP-14, and those appear as yellow areas. Credit Journal of Clinical Investigation: Adapted from Figure 8:H in "Platelet-Derived Myeloid Related Protein-14 (S100A9) Regulates Thrombosis Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.