- Macrophage-derived foam cells freshly isolated from rabbit atherosclerotic lesions degrade modified lipoproteins, promote oxidation of low-density lipoproteins, and contain oxidation-specific lipid-protein adducts. Rosenfeld, M.E., Khoo, J.C., Miller, E., Parthasarathy, S., Palinski, W., Witztum, J.L. J. Clin. Invest. (1991)