mast cell

noun
\ˈmast- \

Definition of mast cell 

: a granulocyte that occurs especially in connective tissue and has basophilic granules containing substances (such as histamine and heparin) which mediate allergic reactions

Examples of mast cell in a Sentence

Recent Examples on the Web

Histiocytoma: This is a mass that often mimics the mast cell tumor in appearance. Dr. Patty Khuly, miamiherald, "Most lumps are nothing serious, but don't take a chance. Call the vet.," 5 July 2018 The antibodies hold onto white blood cells, called mast cells and basophils. Maureen Langley, Post-Tribune, "Experts: Indiana's allergy season worse than usual this year," 3 July 2018 On the second and subsequent occasions when peanut protein comes along, the mast cells recognize it and start producing histamine and other immune compounds. Amber Dance, Washington Post, "Peanut allergy is one of the most severe food allergies. New therapies might help.," 12 May 2018 Her team went on to help create Palladia, a drug to treat mast cell tumors in dogs, and the first cancer drug specifically approved for dogs. Amy Sutherland, BostonGlobe.com, "An experimental cancer treatment cured this dog. Could it work for people?," 16 May 2018 In an allergic person, these anti-peanut antibodies attach to another type of immune cell, called a mast cell, that hangs out in the nose, throat, gastrointestinal tract, lungs and skin. Amber Dance, Washington Post, "Peanut allergy is one of the most severe food allergies. New therapies might help.," 12 May 2018 The work focused on a type of immune cell called a mast cell. Diana Gitig, Ars Technica, "Testosterone may protect men from autoimmune diseases," 2 Feb. 2018 Perhaps the cytokine that testosterone induces mast cells to make, interleukin-33, might one day join them. Diana Gitig, Ars Technica, "Testosterone may protect men from autoimmune diseases," 2 Feb. 2018 The prevalence is believed to be slightly higher in golden retrievers, which most often succumb to mast cell tumors, bone cancer, lymphoma or hemangiosarcoma (originating in the lining of blood vessels). Author: Karin Brulliard, Anchorage Daily News, "How 3,000 very good golden retrievers could help all dogs live longer," 15 Dec. 2017

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

circa 1890, in the meaning defined above

History and Etymology for mast cell

partial translation of German Mastzelle, from Mast food, mast (from Old High German) + Zelle cell

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Dictionary Entries near mast cell

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mastax

mast brown

mast cell

mastectomy

master

master's

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The first known use of mast cell was circa 1890

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More Definitions for mast cell

mast cell

noun
\ˈmast- \

Medical Definition of mast cell 

: a granulocyte that occurs especially in connective tissue and has basophilic granules containing substances (as histamine and heparin) which mediate allergic reactions

More from Merriam-Webster on mast cell

Britannica.com: Encyclopedia article about mast cell

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