ldl cholesterol: the cholesterol in low-density lipoproteins; the `bad' cholesterol; a high level in the blood is thought to be related to various pathogenic conditions
steroid: any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings; many have important physiological effects
ocean sunfish: among the largest bony fish; pelagic fish having an oval compressed body with high dorsal and anal fins and caudal fin reduced to a rudder-like lobe; worldwide in warm waters