The primary
lymphoid organs include the bone marrow and thymus.
The secondary
lymphoid organs include lymph nodes, spleen, appendix, tonsils, adenoids and Peyer's patches (lymphoid tissue present in the small and large intestines).
Not exact matches
Lymph nodes are considered secondary
lymphoid organs, a group that
includes tonsils, spleen and adenoids.
To the identify the tissue - wide expression pattern of this receptor, they screen the full human tissue atlas and find expression in a limited number of normal tissues and cancers,
including some reproductive and
lymphoid organs and cancers.
Secondary
lymphoid organs, which
include the lymph nodes, tonsils and spleen, act as traps for incoming pathogens, whereupon foreign bodies are set upon by mature lymphocytes.