Goldberg, Ira J. Division of Metabolism and Nutrition, Department of Medicine, Columbia College of Physicians and Surgeons, New York, New York.
- Structure and metabolism
- Medical significance
- Links to Primary Literature
- Additional Readings
Any of the classes of conjugated proteins consisting of a protein combined with a lipid. The normal functioning of higher organisms requires movement of insoluble lipids between tissues. These lipids include cholesterol, which is used for cell membranes, steroid hormones, and bile; and triglyceride, which is a major form of dietary and stored energy. To accomplish this movement, lipids are incorporated into macromolecular complexes called lipoproteins. See also: Cholesterol; Lipid; Protein; Triglyceride (triacylglycerol)
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