21. LTB is an inducer of the inflammatory response system and involved in normal development of lymphoid tissue . 22. Other sources state that foliate papilitis refers to inflammation of the lingual tonsil, which is lymphoid tissue . 23. It also appeared to stop the disease's reproduction in the lymphoid tissue and elsewhere in the body. 24. Free lymphocytes constantly recirculate in blood after their re-entry from lymphoid tissue , via lymphatic and thoracic ducts. 25. The mat of lymphoid tissue called adenoids starts to get sizable during the first year of life. 26. It is a malignancy that produces enlargement of lymphoid tissue , spleen, and liver, with invasion of other tissues. 27. CAV causes severe anemia, hemorrhaging, and depletion of lymphoid tissue through the destruction of bone marrow erythroblastoid cells. 28. The symptoms caused by enlarged adenoids are mostly due to " where " this lymphoid tissue is located. 29. This gene was identified by its translocation in a case of mucosa-associated lymphoid tissue ( MALT ) lymphoma. 30. There is very little lymphoid tissue in the nasopharynx of young babies; humans are born without substantial adenoids.