SNHG12 and osteosarcoma: The expression of SNHG12 was examined by three different research groups in 20, 31, and 32 doxorubicin-resistant (DXR) osteosarcoma tissue samples and it was found to be up-regulated by ~3.4-fold, ~2.9-fold, and ~2.4-fold, respectively, as shown in Table 1 (11, 29, 46).