Figure 1

Localization of innate immune cells in tissues. (a) Natural killer (NK) cells, (b) macrophages (Ma), and (c) neutrophils (N) in colorectal mucosa, vagina, endocervix, uterus endometrium, and lymph node. Original magnification × 200. Quantification of the cells is depicted in (d). NK cells, circles; macrophages, squares; neutrophils, triangles. Open shape, rectum; closed shape, colon.