Seen here is the major differential diagnosis of biliary atresia: this is neonatal giant cell hepatitis.

此图为胆道闭锁的主要不同诊断：这是一例新生儿巨细胞肝炎。

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Viral hepatitis leads to liver cell destruction.

病毒性肝炎导致肝细胞破坏。

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Methods: Expression of HCV antigens and apoptosis were demonstrated using IHC and in situ cell death detecting in samples from 70 HCC and 10 chronic hepatitis.

方法：采用原位细胞凋亡、免疫组织化学及其双染色等技术，对70例肝细胞癌（HCC）和10例慢性肝炎的组织标本进行研究。

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Yeast cells were grown in large numbers with this plasmid inside, they expressed the plasmid and so you made Hepatitis B surface antigen not in people but in cell culture where it was not normally formed.

体内携带这种质粒的酵母细胞大量增殖,它们表达质粒,因此,乙型肝炎表面抗原不是在人体内,而是在细胞培养环境下,以非正常方式形成的

耶鲁公开课 - 生物医学工程探索课程节选