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    Detection of K-ras mutations in the plasma DNA of pancreatic cancer patients

    In pancreatic cancers, K-ras mutations have been found frequently (80%–100%), and they could be a good marker to detect tumor DNA in the plasma. Several studies have indicated that polymerase chain reaction/restr...

    Takanori Uemura, Kenji Hibi, Tetsuya Kaneko, Shin Takeda in Journal of Gastroenterology (2004)