Another study demonstrated that anti‐apoptotic Bcl‐XL was overexpressed in high metastatic osteosarcoma cell line (M8) in comparison with low metastatic osteosarcoma cell lines (Saos‐2, MG63, and U2OS), along with other anti‐apoptotic members.40 This evidence concerns the gene BCL2L1 and osteosarcoma.