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Definition of Helper cell
1. Noun. T cell with CD4 receptor that recognizes antigens on the surface of a virus-infected cell and secretes lymphokines that stimulate B cells and killer T cells; helper T cells are infected and killed by the AIDS virus.
Medical Definition of Helper cell
1. A subset of T lymphocytes that acts in cooperation with B lymphocytes to permit antibody formation. Synonym: inducer cell. (05 Mar 2000)
Lexicographical Neighbors of Helper Cell
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