CXCL14 and neoplasm: Moreover, we observed significant increases in the tumour size and metastatic rate for both the Tg and Wt mice following treatment with anti-asialo-GM1 antibody, which act to deplete the NK cells, indicating that NK cell activity was important for the suppression of tumour growth and metastasis in both Wt and CXCL14 Tg mice (Figs. 2 and 3).