A computational tool to detect DNA alterations tailored to formalin-fixed paraffin-embedded samples in cancer clinical sequencing

Autor: Mamoru Kato, Hiromi Nakamura, Momoko Nagai, Takashi Kubo, Asmaa Elzawahry, Yasushi Totoki, Yuko Tanabe, Eisaku Furukawa, Joe Miyamoto, Hiromi Sakamoto, Shingo Matsumoto, Kuniko Sunami, Yasuhito Arai, Yutaka Suzuki, Teruhiko Yoshida, Katsuya Tsuchihara, Kenji Tamura, Noboru Yamamoto, Hitoshi Ichikawa, Takashi Kohno, Tatsuhiro Shibata
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Genome Medicine, Vol 10, Iss 1, Pp 1-11 (2018)
Druh dokumentu: article
ISSN: 1756-994X
DOI: 10.1186/s13073-018-0547-0
Popis: Abstract Advanced cancer genomics technologies are now being employed in clinical sequencing, where next-generation sequencers are used to simultaneously identify multiple types of DNA alterations for prescription of molecularly targeted drugs. However, no computational tool is available to accurately detect DNA alterations in formalin-fixed paraffin-embedded (FFPE) samples commonly used in hospitals. Here, we developed a computational tool tailored to the detection of single nucleotide variations, indels, fusions, and copy number alterations in FFPE samples. Elaborated multilayer noise filters reduced the inherent noise while maintaining high sensitivity, as evaluated in tumor-unmatched normal samples using orthogonal technologies. This tool, cisCall, should facilitate clinical sequencing in everyday diagnostics. It is available at https://www.ciscall.org.
Databáze: Directory of Open Access Journals
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