JCS -- Kirkland and Henderson 114 (11): 2055 Figure IG6

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Fig. 6. Double immunocytochemical staining of whole colonic crypts for chromogranin A and type-IV collagen. Three chromogranin-A-positive endocrine cells are located at the crypt base (arrows) (A). These cells are also shown to be type-IV-collagen positive (arrows) (B). Bar, 25 µm.