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Cellular distribution of claudin-3, claudin-7, β-catenin and E-cadherin. Immunocytochemical analyses were performed in Caco-2 and SW620 cells (magnification, ×200). The panels represent the immunoreactivity of claudin-3, claudin-7, β-catenin and E-cadherin in Caco-2 (top panels) and SW620 (bottom panels) cells.
