CAV2 and liposarcoma: The analysis likely indicates that caveolin-1, caveolin-2, and the caveolin-1 cluster in each liposarcoma histotype, reaching maximal expression in well-differentiated tumors 24, it was consistent with our study, which may explain that the expression of SR-B1 in liposarcoma is higher more than other three non-lipomatous sarcomas, especially in well-differentiated liposarcoma.