CAV2 and neoplasm: As was shown in Table 3, among 226 cases with low Cav-1expression in tumor cells, 121(53.5%) cases showed low expression of Cav-1 in CAFs (Fig. 2A), and among 21 cases with high Cav-1 expression in tumor cells, 9 (42.9%) cases displayed high Cav-1 expression in CAFs (Fig. 2C).