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Bowel mucosa stained for HIF-1α in Tachosil group. Nuclear (black arrow) and cytoplasmic positivity (white arrow) is found. PAS stain confirms that the number of goblet cells is similar in control and Tachosil groups. (a, b) Immunohistochemistry with anti-HIF-1α. (a) 400×. (b) 1000×. (c) PAS 400×. (A color version of this figure is available in the online journal.)
