low-density lipoprotein (ldl) and high-density lipoprotein (hdl) cholesterol - closeup view 3d

apolipoprotein arteria arteries artery atherosclerosis blocked blood cell thinner cardiac cardiology cholesterol chylomicron circulation clogged colesterol coronary dangerous diet fat flow flowing hdl heart failure highdensity lipoprotein hypercholesterolemia inactive ldl levels lowdensity microbiology micrograph obesity occlusion overweight passive plaque pressure red sedentary stroke triglyceride vascular vein vessel