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Pancreas – Intense cytoplasmic C-peptide staining of most islet cells. Faint staining of acinar cells in the immediate vicinity of pancreatic islets represents a „contamination artifact“ caused by diffusion of C-peptide into „islet-adjacent“ tissue |
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Pancreas – Strong cytoplasmic C-peptide positivity of the majority of islet cells |
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Pancreas – Strong cytoplasmic C-peptide staining of most islet cells |
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Parathyroid gland |
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