immune response
Americannoun
noun
"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-
A protective response of the body's immune system to an antigen, especially a microorganism or virus that causes disease. The immune response involves the action of lymphocytes that deactivate antigens either by stimulating the production of antibodies (humoral immune response) or by a direct attack on foreign cells (cell-mediated immune response.) An inability to produce a normal immune response results in immunodeficiency diseases such as AIDS.
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See also cell-mediated immune response humoral immune response
Etymology
Origin of immune response
First recorded in 1950–55
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
They compared the immune response after drinking beverages sweetened with fructose to the response after drinking glucose-sweetened beverages.
From Science Daily
These adjuvants are additives that boost the patient’s immune response.
Glioblastoma is often labeled a "cold tumor" because it does not naturally provoke a strong immune response.
From Science Daily
This combination successfully triggered necroptosis in malignant B cells and produced a powerful immune response that completely eliminated leukemia in a preclinical model.
From Science Daily
Results from studies involving various cancers, including more recent tests with glioblastoma patients, suggest that this strategy can be effective when the immune response it generates is properly controlled.
From Science Daily
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.