autoantibody

[ aw-toh-an-ti-bod-ee, -an-tee- ]

noun,plural au·to·an·ti·bod·ies.Immunology.

an antibody that an organism produces against any of its own tissues, cells, or cell components.

Origin of autoantibody

First recorded in 1905–10; auto-¹ + antibody

Words Nearby autoantibody

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use autoantibody in a sentence

These preexisting autoantibodies, likely created by previous infections, were still lurking around and appeared to be mistakenly attacking other immune cells.
Could covid lead to a lifetime of autoimmune disease? | Adam Piore | April 23, 2021 | MIT Technology Review
When Aaron Ring began testing blood samples collected from covid-19 patients who had come through Yale–New Haven Hospital last March and April, he expected to see a type of immune cell known as an autoantibody in at least some of them.
Could covid lead to a lifetime of autoimmune disease? | Adam Piore | April 23, 2021 | MIT Technology Review
Ring’s autoantibody tests showed that in some patients—even some with mild cases of covid—the rogue immune cells were marking blood cells for attack.
Could covid lead to a lifetime of autoimmune disease? | Adam Piore | April 23, 2021 | MIT Technology Review
The original version of this story misstated the definition of autoantibodies.
Scientists Have Uncovered the Likely Cause of a Serious COVID-19 Symptom: Blood Clotting | Alice Park | November 5, 2020 | Time
However, they were tested during infection for autoantibodies found in a variety of disorders.
COVID-19 Causes Some Patients’ Immune Systems To Attack Their Own Bodies, Which May Contribute To Severe Illness | LGBTQ-Editor | October 27, 2020 | No Straight News

British Dictionary definitions for autoantibody

autoantibody

/ (ˌɔːtəʊˈæntɪˌbɒdɪ) /

nounplural -bodies

an antibody reacting with an antigen that is a part of the organism in which the antibody is formed

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for autoantibody

autoantibody

[ ô′tō-ăn′tĭ-bŏd′ē ]

An antibody that reacts with the cells, tissues, or native proteins of the individual in which it is produced. Autoimmune diseases are caused by the presence of autoantibodies.

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