CNS cell lines SNB-19 and U251 are derived from the same individual.

Single nucleotide polymorphism (SNP) array analysis has demonstrated that the SNB-19 and U251 lines are derived from the same individual. (Garraway LA, et al. Integrative genomic analyses identify MITF as a lineage survival oncogene amplified in malignant melanoma. Nature. 2005 Jul 7;436(7047):117-22. ;).

NCI-60 Human Tumor Cell Lines Screen

• Main
• Compound Submission
• Data Retrieval and
  Testing Decisions
• List of NCI-60 Human Tumor
  Cell Lines
• Screening methodology
  (One-dose and Five-dose Assay)
• Sample Handling
  and Preparation
• Database of Screening Results
• Molecular Characterization
  of NCI-60
• Publications