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. 2012 Nov;51(6):832–841.

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Figure 7. — Photomicrographs of intestines. Hematoxylin and eosin stain. (A) Normal jejunum, rat 18, group S+A, 24 h after ketoprofen injection. Grade 0; magnification, 40×. (B) Focal erosion, rat 49, group K, 24 h after ketoprofen injection. Grade 2; magnification. 20×. (C) Locally extensive mucosal ulcer of jejunum between bars, rat 49, group K, 24 h after ketoprofen injection. Grade 3; magnification, 4×. (D) Close-up of grade 3 ulcer shown in panel C. The arrows indicate denuded mucosal surface. Magnification, 40×.