contains process overlaps lymphocyte activation mucosa mucosa-associated lymphoid tissue epithelio-lymphoid tissue UBERON:0001961 Wikipedia:Mucosa-associated_lymphoid_tissue FMA:62819 MA:0000140 NCIT:C12910 mucosa associated lymphoid tissue mucosal-associated lymphatic tissue MALT mucosal-associated lymphoid tissue mucosa associated lymphatic tissue mucosa-associated lymphoid tissue Diffuse system of small concentrations of lymphoid tissue found in various sites of the body such as the gastrointestinal tract, thyroid, breast, lung, salivary glands, eye, and skin[WP]. Mucosal-associated lymphoid tissue is typically found as nodules associated with mucosal epithelia with distinct internal structures including B- and T-zones for the activation of lymphocytes[GO]. epithelium-associated lymphoid tissue