Tiny Particles, Big Problems: How PM2. 5 Affects Artery Plaques
Tiny particles called PM2. 5 can make atherosclerotic plaques in our arteries unstable, although scientists aren't sure exactly how they do this. To figure it out, scientists fed a high-fat diet and gave vitamin D3 injections to 56 Wistar rats to create atherosclerotic models. These rats were then d