Methotrexate resistance and double minutes in a cell line from the SEWA mouse ascites tumor.
D000818:Animals; D001201:Ascites; D002460:Cell Line; D002875:Chromosomes / Q000648:ultrastructure; D004351:Drug Resistance; D005784:Gene Amplification; D007621:Karyotyping; D008727:Methotrexate / Q000494:pharmacology*; D051379:Mice; D009374:Neoplasms, Experimental / Q000235:genetics*; D013762:Tetrahydrofolate Dehydrogenase / Q000235:genetics
D013762:Tetrahydrofolate Dehydrogenase; D008727:Methotrexate