Purpose to analyze the expression of thyroid transcription factor-1 (TTF-1) in the metastatic pulmonary adenocarcinoma cells in serous effusions.

目的探讨甲状腺转录因子1 (TTF 1)在浆膜腔积液肺腺癌细胞中的表达，为肺腺癌的诊断和鉴别诊断提供新的依据。

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Thyroid transcription factor 1(TTF-1) is a homeobox domain transcription factor of the NKX2 family.

甲状腺转录因子1是含一同源盒域的转录因子，属于NKX2家族。

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Objective to investigate the biologic significance of thyroid transcription factor-1 (TTF-1) and surfactant protein a (SP-A) and SP-B expression in pulmonary sclerosing hemangioma (PSH).

目的探讨甲状腺转录因子1 (TTF 1)和表面活性蛋白a、B (SP A, SP B)在肺硬化性血管瘤(PSH)中表达的生物学意义。

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