Research Article
Differential Regulation of Gene Expression of Alveolar Epithelial Cell Markers in Human Lung Adenocarcinoma-Derived A549 Clones
Table 2
Gene expression in A549 parental cells.
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RT-PCR results shown in Figure 1(b) were quantified and normalized by ribosomal 18S. The relative ratio of each gene expression level was evaluated by the lowest expression level among the samples as 1. —: not detected; +: 1–2.5-fold; ++: over 2.5-fold. |