The tonsils are areas of lymphoid tissue on either side of the throat.

The spleen is the largest collection of lymphoid tissue in the body.

They may also cause lymphoid tissue near the gut to grow.

These fish rely on regions of lymphoid tissue within other organs to produce immune cells.

The skin-associated lymphoid tissue is one of the largest arms of the immune system.

These lymph nodes are also known as glands or lymphoid tissue.

It is a part of mucosa-associated lymphoid tissue, which gives the appendix an important role in immunity.

Chronic lymphocytic leukemia is a disease of the lymphoid tissue.

They then migrate into the lymphoid tissue and eventually return to the blood circulation.

The crypts greatly increase the contact surface between environmental influences and lymphoid tissue.