CRP and cancer: The inflammatory factors are mainly derived from the secretion of both host and tumor cells, and the systemic reaction to cancer cells, including some chemokines and cytokines, transcription factors, CRP, circulating immunocytes, and so on (Balkwill, 2012; Elinav et al., 2013; Hoesel & Schmid, 2013; Nimptsch et al., 2015).