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plural effector cells
Definition of effector cell
: a lymphocyte (such as a T cell) that has been induced to differentiate into a form (such as a cytotoxic T cell) capable of mounting a specific immune response
Natural killer cells are effector cells with spontaneous cytotoxicity for a variety of target cells including tumor cells.— Arthur Weiss et al. … effector cells that kill invading pathogens or stimulate B cells to make antibody against foreign antigens …— Charles R. Mackay et al.
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Merriam-Webster unabridgedWords at Play
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Time Traveler for effector cell
The first known use of effector cell was in 1962
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