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CaSNP is a database for storing and quantitatively examining copy number variation (CNV) in data from SNP arrays. The CaSNP database contains 34 different cancer types from 104 studies. The database includes a heatmap visualization for estimated CNVs for each SNP marker site.


DNA polymorphism; Oncology; Experimental design and studies; Genetic variation; Database management


  • Operation: Genotyping; Query and retrieval; SNP detection; Copy number estimation
  • Software interface: Database portal
  • Language: -
  • Operating system: Linux; Mac OS X; Microsoft Windows
  • License: Not stated
  • Cost: -
  • Version name: -
  • Credit: The National Institutes of Health, Chinese Scholarship Council, State S & T Projects (11th Five Year) of China, National Basic Research Program of China.
  • Contact: xliu _at_ | cli _at_
  • Collection: -


Cao Q, Zhou M, Wang X, Meyer CA, Zhang Y, Chen Z, Li C, Liu XS "CaSNP: a database for interrogating copy number alterations of cancer genome from SNP array data." Nucleic Acids Res. 2011 Jan;39(Database issue):D968-74. Epub 2010 Oct 23.
PMID: 20972221
PMCID: PMC3013814

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