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. 2020 Oct 2;101(2):177–192. doi: 10.1038/s41374-020-00490-5

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© The Authors 2020, corrected publication 2021

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Fig. 3 — a H&E images of early (i) and advanced (ii) PanIN lesions arising in pancreatic ducts of cKras^Mod mice. Early PanIN (EP) have columnar epithelium and mucin and papillary outgrowths (ii) advanced PanIN (AP) occasionally have loss of basement membrane. b Serial section panel is Alcian blue staining of tissue shown in (a). Scale bars are 50 µM.