RUSSELL KIGHTLEY / SCIENCE PHOTO LIBRARY RUSSELL KIGHTLEY / SCIENCE PHOTO LIBRARY
This image may not be used in educational posters.
Peyer's patch, artwork. Peyer's patches are found on the lining of the small intesting. They are oval patches of specialised lymphoid tissue. This tissue is involved in producing antibodies and lymphocytes (white blood cells), which are a crucial part of the immune system.
Model release not required. Property release not required.