EPHA2 and mesothelioma: All mesothelioma cell lines showed EphA2 phosphorylation at S897 above the level of MeT-5A cells, with MSTO-211H cells showing the highest levels, while EphA2 S901 phosphorylation was only detectable in NCI-H2452 and MSTO-211H cells (Fig. 1C).