部分胰岛细胞、胰腺外分泌细胞和所有导管上皮细胞均表达人类血型A抗原。

The human blood a type antigen was highly expressed on some islet cells, some exocrine secretory cells and all the duct epithelium.

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结果发现胰腺小叶间导管、小叶内导管、闰管上皮细胞至泡心细胞均呈胰岛淀粉样多肽免疫反应性，阳性物质主要分布于核上方及两侧。

Results It was found for the first time that IAPP distributes all the parts of ductal epithelium from interlobular duct to centroacinar cell and was located in the upside and both sides of nucleus.

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