DUSP12 and neoplasm: In addition, MFH19 showed a 2-fold increase of both genes, whereas LMS2x showed a 2-fold increase for only GRP78. LMS15 and LS43 showed the same expression level of both GRP78 and GRP94 as the tumours with normal copy number of ATF6 and DUSP12, as they did for ATF6 and DUSP12.