Kruskal-Wallis test analysis found that the expressions of PLIN2 (P<0.001), PLIN3 (P<0.001) and PLIN5 (P = 0.013) had a significant difference in various non-lipomatous sarcomas, except for epithelioid sarcomas (Table 2). Here, PLIN3 is linked to epithelioid sarcoma.