TY - GEN AU - Williams,David A TI - A new mechanism of leukemia drug resistance? SN - 1533-4406 PY - 2007///0710 KW - Antineoplastic Agents KW - therapeutic use KW - Asparaginase KW - Asparagine KW - drug effects KW - Aspartate-Ammonia Ligase KW - biosynthesis KW - Bone Marrow Cells KW - metabolism KW - Cell Line, Tumor KW - Drug Resistance, Neoplasm KW - Humans KW - Mesenchymal Stem Cells KW - Precursor Cell Lymphoblastic Leukemia-Lymphoma KW - drug therapy N1 - Publication Type: Journal Article UR - https://doi.org/10.1056/NEJMcibr072412 ER -