Helper-t-cell



noun, Immunology.
1.
a T cell that stimulates B cells to produce antibody against a foreign substance, using lymphokines or direct contact as a signal.
helper T cell also helper cell
(hěl’pər)
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.

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    [help-fuh l] /ˈhɛlp fəl/ adjective 1. giving or rendering aid or assistance; of service: Your comments were very helpful. /ˈhɛlpfʊl/ adjective 1. serving a useful function; giving help adj. late 14c., from help (n.) + -ful. Related: Helpfully; helpfulness.



  • Helpfulness

    [help-fuh l] /ˈhɛlp fəl/ adjective 1. giving or rendering aid or assistance; of service: Your comments were very helpful. /ˈhɛlpfʊl/ adjective 1. serving a useful function; giving help adj. late 14c., from help (n.) + -ful. Related: Helpfully; helpfulness.

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