au·​to·​an·​ti·​body | \ ˌȯ-(ˌ)tō-ˈan-ti-ˌbä-dē How to pronounce autoantibody (audio) \

Definition of autoantibody

: an antibody active against a tissue constituent of the individual producing it

Examples of autoantibody in a Sentence

Recent Examples on the Web The screening works: Studies show that each year, about 10% of children with two or more autoantibodies will develop diabetes, and after 15 years, about 85% have the disease. Jennifer Couzin-frankel, Science | AAAS, "Could mass screening benefit kids at high risk of diabetes?," 23 Apr. 2020 The doctor may also test for certain autoantibodies to determine whether your diabetes is type 1, the autoimmune version of the disease, according to the NIDDK. Sarah Jacoby, SELF, "10 Signs and Symptoms of High Blood Sugar to Be Aware Of," 6 Nov. 2019 The first prescription treatment for lupus in over 50 years was approved in 2011 by the Food and Drug Administration for adults with active autoantibody-positive lupus who are receiving standard therapy. Sandee Lamotte, CNN, "Lupus: What you need to know," 18 Sep. 2017 In essence, the antibodies turned into autoantibodies: antibodies that attacked the self. Pamela Weintraub, Discover Magazine, "Hidden Invaders," 29 Mar. 2017 After Van de Water published a paper in 2013 that identified those autoantibodies, a company expressed interest in licensing a patent from UC Davis for the test, and in marketing it. Jessica Firger, Newsweek, "How to Detect Autism: A Blood Test Could One Day Provide Early Diagnosis," 10 June 2017 Swedo recruited her in 1999 to explore what autoantibodies from strep could do to the brain. Pamela Weintraub, Discover Magazine, "Hidden Invaders," 29 Mar. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'autoantibody.' 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 autoantibody

1905, in the meaning defined above

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Time Traveler for autoantibody

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The first known use of autoantibody was in 1905

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Cite this Entry

“Autoantibody.” Dictionary, Merriam-Webster, Accessed 30 Nov. 2020.

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More Definitions for autoantibody


au·​to·​an·​ti·​body | \ ˌȯt-(ˌ)ō-ˈant-i-ˌbäd-ē How to pronounce autoantibody (audio) \
plural autoantibodies

Medical Definition of autoantibody

: an antibody active against a tissue constituent of the individual producing it

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