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Primary lymphoid organ

From Biology-Online Dictionary | Biology-Online Dictionary
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The bodily organ that gives rise to cells of the reticuloendothelial system.


Example of primary lymphoid organ is bone marrow. The thymus may also be considered a primary lymphoid organ as it serves as the site for T cell maturation.

Synonym: central lymphoid organ

Compare: secondary lymphoid organ

See also: reticuloendothelial system