Collection of DVB and numbers of CTCs in DVB and PB from CRC patients.
(A) DVB was obtained by puncture of the main trunk of the mesenteric vein of the resected colon. Enlarged view of mesenteric vein (right). (B) Variations in DVB volumes collected. (C) Numbers of CTCs in PB from CRC patients (n = 26) and healthy volunteers (n = 14). p<0.05. (D) Numbers of CTCs in PB and DVB from individual CRC patients (n = 26). p<0.01.