PLXNA2 and colonic neoplasm: No significant differences in the intensity of cell proliferation were observed in mice injected with human colon cancer cells using triple therapy with OCT + galanin + serotonin versus 5-fluorouracil/leucovorin (5-FU/LV) [131] or compared to 5-FU/LV-irinotecan or 5FU/LV-oxaliplatin [132].