[ hĕl′pər ]
A T cell that promotes the activation and functions of B cells and other T cells.helper T cell
sleeper cellRead more in this article about some frequently asked questions and fun facts related to our definitions.
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Science definitions for helper cell
helper T cell
Any of various T cells that, when stimulated by a specific antigen, release lymphokines that promote the activation and function of B cells and killer T cells.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.