apo·​li·​po·​pro·​tein | \ ˌa-pō-ˌlī-pō-ˈprō-ˌtēn How to pronounce apolipoprotein (audio) , -ˌli-, -ˌtē-ən\

Definition of apolipoprotein

: a protein that combines with a lipid to form a lipoprotein often used with a letter or letter and number

Examples of apolipoprotein in a Sentence

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Schulz said those who are interested in participating first go through a genetic test done by a cheek swab to study their apolipoprotein (APOE) genes, which are found in three variants. Tracy Maness, Houston Chronicle, "Alzheimer's trials looking for participants," 9 Apr. 2018 Instead, a blood protein known as apolipoprotein B (apoB) is a truer indicator of the threat to our arteries, the doctors say. Roni Dengler, Science | AAAS, "Top stories: Old drugs find new cures and the scientists suing Trump," 8 Dec. 2017 Since 1993, when this variant of the apolipoprotein E gene was found to multiply the risk of the most common form of Alzheimer's disease, researchers have probed its connections to β-amyloid, the dominant suspect for the cause of the illness. Giorgia Guglielmi, Science | AAAS, "Top stories: Semen-dwelling viruses, password-guessing AI, and a trilobite-shaped corn maze," 22 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'apolipoprotein.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of apolipoprotein

1966, in the meaning defined above

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Time Traveler for apolipoprotein

The first known use of apolipoprotein was in 1966

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More Definitions for apolipoprotein


apo·​li·​po·​pro·​tein | \ ˌap-ə-ˌlī-pō-ˈprō-ˌtēn, -ˌlip-ō-, -ˈprōt-ē-ən How to pronounce apolipoprotein (audio) \

Medical Definition of apolipoprotein

: a protein that combines with a lipid (such as cholesterol or triglyceride) to form a lipoprotein

Note: Apolipoproteins are grouped into several classes designated by letters, such as A, B, or C, with specific class members typically identified by a number.

… some doctors are using a new cholesterol test that may better predict heart attacks, particularly among women. It looks at particles called apolipoprotein B (apoB), which are found in LDL cholesterol.Ladies' Home Journal, February 2005 HDL particles contain equal parts of protein and cholesterol; the protein component consists mainly of apolipoprotein A-1— C. Ezzell, Science News, 21 Sept. 1991

called also apo

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