plasma cell


Definition of plasma cell

: a lymphocyte that is a mature antibody-secreting B cell

Examples of plasma cell in a Sentence

Recent Examples on the Web In this cancer, a type of white cell called a plasma cell creates abnormal fibers that can break down and form the characteristic saw-toothed fibers of amyloidosis. New York Times, 28 July 2021 An antibody is a protein made by plasma cells in response to infection and is a sign of the body's attempt to fight the virus. Fox News, 8 May 2020 After a person is infected with a pathogen, plasma cells produce antibodies to fight it off, which can linger in blood long after the infection dies down. Tim Mcdonnell, Quartz, 30 Mar. 2020 The video shows the sun's surface, which is made up of plasma cells that are each roughly the size of Texas. Jennifer Leman, Popular Mechanics, 30 Jan. 2020 Eighty-five per cent of drug-resistant patients with multiple myeloma—a malignancy of the blood’s plasma cells—have either a complete or a partial response to the therapy, but more than a third of complete responders relapse within a year. Siddhartha Mukherjee, The New Yorker, 15 July 2019 The disease is cancer in plasma cells found in bone marrow, an important part of the immune system. Meredith Cohn,, 18 June 2018 When cancerous, these plasma cells produce abnormal proteins that damage organs. Karen Weintraub, STAT, 29 May 2018 The cancer starts in a subgroup of white blood cells called plasma cells that normally make antibodies to fight infection. Karen Weintraub, STAT, 29 May 2018 See More

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

First Known Use of plasma cell

1895, in the meaning defined above

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Time Traveler for plasma cell

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The first known use of plasma cell was in 1895

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Cite this Entry

“Plasma cell.” Dictionary, Merriam-Webster, Accessed 3 Oct. 2022.

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More Definitions for plasma cell

plasma cell


Medical Definition of plasma cell

: a lymphocyte that is a mature antibody-secreting B cell

More from Merriam-Webster on plasma cell Encyclopedia article about plasma cell


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