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B cell

noun, Biology
1.
Also called B lymphocyte. a type of lymphocyte, developed in bone marrow, that circulates in the blood and lymph and, upon encountering a particular foreign antigen, differentiates into a clone of plasma cells that secrete a specific antibody and a clone of memory cells that make the antibody on subsequent encounters.
2.
Also called beta cell. a cell in the islet of Langerhans that produces and secretes insulin.
Origin
1970-1975
1970-75; (def 1) perhaps B(one-derived); (def 2) B(ursa of Langerhans-derived)
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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B cell in Medicine

B cell n.

  1. See beta cell.

  2. A type of lymphocyte that, when stimulated by a particular antigen, differentiates into plasma cells that synthesize the antibodies that circulate in the blood and react with the specific antigens. Also called B lymphocyte.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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B cell in Science
B cell  
Any of the lymphocytes that develop into plasma cells in the presence of a specific antigen. The plasma cells produce antibodies that attack or neutralize the antigen in what is called the humoral immune response. B cells mature in the bone marrow before being released into the blood. Also called B lymphocyte. Compare T cell.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Related Abbreviations for B cell

B cell

bone-marrow-derived cell
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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