Alecsander G P Silva

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BACKGROUND The thyroid transcription factor-1 (TTF-1) is a tissue-specific transcription factor that could play an important role in cell differentiation and morphogenesis of lung tumors. Matrix metalloproteinase-9 (MMP-9) is a protease commonly expressed in non-small cell lung cancer, conferring angiogenic and metastatic potential. METHODS We assessed(More)
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