... Hasegawa H, Saikawa Y, Suda K, Ando T, Kumagai K,Irino T, Yoshikawa T, Matsuda S, Kitajima M, Kitagawa Y: Clinicalsignificance of circulating tumor cells in blood from patients withgastrointestinal ... phosphate-buffered saline (PBS) containing 5mM ethylenediaminetetraacetic acid (EDTA) for 10 minat 37°C. After washing with PBS containing 2 mMEDTA, cells were counted, and their viability wasassessed ... survival, and overall survival in patients with metastaticcolorectal cancer. J Clin Oncol 2008, 26:3213-21.8. Danila DC, Heller G, Gignac GA, Gonzalez-Espinoza R, Anand A, Tanaka E,Lilja H,...