CCL7 and neoplasm: Stably overexpressed CCL7 in tumor cells can restrain tumor growth in multiple mouse tumor models, including models of human cervical tumor (Wetzel et al., 2001), melanoma (Wetzel et al., 2007), malignant glioblastoma (Geletneky et al., 2010), PDAC (Dempe et al., 2012), and CRC (Hu et al., 2002).