Peyer's patch
the protruding lymphoid tissue located on the mucosa of the intestine that is composed of densely packed B cell follicles [ http://www.ncbi.nlm.nih.gov/pubmed/15841100 http://orcid.org/0000-0002-6601-2165 ]
Term info
Peyer's patch
- noduli lymphoidei aggregati
uberon_slim, efo_slim, pheno_slim
FMA has [set of?] [aggregated,small] lymphoid [follice,nodule] of [colon, SI, I, etc], Pp is a syn for Aggregated lymphoid follicle of small intestine; but MA uses Pp as covering both SI and LI. MA also includes follicle as a part. WP says duodenum and jejunum lack PPs
uberon
Peyers patch, aggregated lymphoid nodule, Peyers gland, aggregated lymphoid follicle of intestine
UBERON:0001211
Reptiles have accumulations of lymphocytes in their guts that may be primitive Peyer's patches (Zapata and Solas).