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. 2022 May-Jun;12(3):241–256. doi: 10.22038/AJP.2021.18774

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This is an Open Access article distributed under the terms of the Creative Commons Attribution License, (http://creativecommons.org/licenses/by/3.0/) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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(a) Photomicrograph of colonic sections stained by Periodic Acid Schiff technique. Blue arrows indicate areas of high intracellular mucin production; white arrows indicate areas of low intracellular mucin production. A, control; B, Cd only; C, Cd+NSO; D, NSO only. (b) Quantification of goblet cell numbers in low power field of colonic sections of rats treated with cadmium and Nigella sativa oil. *indicates significant difference (p=0.0064) compared to the control group; ^#indicates significant differences (p=0.036 and 0.015 for the Cd+NSO and the NSO group) compared to the Cd only group