#cholesterol__cholesterin  an animal sterol that is normally synthesized by the liver; the most abundant steroid in animal tissues
  supertype:  sterol__steroid_alcohol  any of a group of natural steroid alcohols derived from plants or animals; they are waxy insoluble substances
  subtype:  HDL_cholesterol  the cholesterol in high-density lipoproteins; the `good' cholesterol; a high level in the blood is thought to lower the risk of coronary artery disease
  subtype:  LDL_cholesterol__ldlcholesterol  the cholesterol in low-density lipoproteins; the `bad' cholesterol; a high level in the blood is thought to be related to various pathogenic conditions
     subtype:  oxidized_LDL_cholesterol  LDL cholesterol that has been bombarded by free radicals; it is thought to cause atherosclerosis

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