Figure 2From: Ultrafine particles and platelet activation in patients with coronary heart disease – results from a prospective panel study Association between UFP and sCD40L, platelets and leukocytes, 6-hour periods and lag 0 (0–23 hours). sCD40L: soluble CD40Ligand. UFP: ultrafine particles (number concentration of particles with a size range of 0.01 to 0.1 μm).Back to article page