Biphasic-type malignant mesothelioma observed in the amosite asbestos group. A: H & E, low magnification of tumor tissue found on the liver surface (10×). B: H & E, higher magnification (20×). C: H & E, high-power view (40×). D: High-power view of anti-vimentin immunohistochemistry showing a strongly positive result (40×). E: High-power view of anti-pan-cytokeratin immunohistochemistry showing positive staining of many cells (40×). F: High-power view of anti-podoplanin immunohistochemistry revealing positivity in distinct parts of the tumor.