1. Proteins that bind to lipids to form lipoproteins, which transport cholesterol and other fats in the blood; major types include apoA, apoB, apoC, and apoE.
Usage: medical/scientific term; plural form; singular is apolipoprotein; commonly abbreviated as apo or Apo in clinical contexts

Examples

• Apolipoproteins are essential for the transport of cholesterol throughout the body.
• Different apolipoproteins have different roles in lipid metabolism.
• Apolipoprotein B is the main protein component of LDL cholesterol.
• High levels of certain apolipoproteins may indicate cardiovascular risk.
• Apolipoproteins help determine how lipoproteins are recognized and processed by cells.
• The apolipoprotein E gene is associated with Alzheimer's disease risk.