K-ras mutation analysis of residual liquid-based cytology specimens from endoscopic ultrasound-guided fine needle aspiration improves cell block diagnosis of pancreatic ductal adenocarcinoma

• Yoko Sekita-Hatakeyama,

  Roles Data curation, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Takeshi Nishikawa,

  Roles Investigation, Methodology, Resources

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Mao Takeuchi,

  Roles Data curation, Methodology, Resources

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Kouhei Morita,

  Roles Formal analysis, Writing – review & editing

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Maiko Takeda,

  Roles Formal analysis, Writing – review & editing

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Kinta Hatakeyama ,

  Roles Conceptualization, Methodology, Project administration, Supervision, Visualization, Writing – review & editing

  * E-mail: kpathol@naramed-u.ac.jp

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

  http://orcid.org/0000-0001-7729-1836

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• Tokiko Nakai,

  Roles Formal analysis

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Tomoko Uchiyama,

  Roles Formal analysis

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Hiroe Itami,

  Roles Formal analysis

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Tomomi Fujii,

  Roles Investigation

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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• Akira Mitoro,

  Roles Formal analysis, Investigation, Methodology

  Affiliation Third Department of Internal Medicine, Nara Medical University, Kashihara, Nara, Japan

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• Masayuki Sho,

  Roles Formal analysis, Methodology

  Affiliation Department of Surgery, Nara Medical University, Kashihara, Nara, Japan

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• Chiho Ohbayashi

  Roles Conceptualization, Formal analysis, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Diagnostic Pathology, Nara Medical University, Kashihara, Nara, Japan

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