CRP and cancer: Notably, “metabolism,” “ketone body,” and “caloric restriction” were the keywords that appeared most frequently in this field over the past 10 years, except for the topic terms of “ketogenic diet” and “cancer.” In addition, a visual map of keywords co-occurrence clusters mainly included but not limited to the following aspects: cluster #0 named “decanoic acid,” was the largest cluster, followed by “oxidation,” “c-reactive protein,” “hyperthermia,” “metabolomics” and “immunotherapy” (Figure 6B).