Table 1: Cases and immunohistochemistry data.

CaseAgeSiteRB11 (%)HP1γ 1 (%)RBL21 (%)IL8R1 (%)KI671 (%)FUS/DDIT3 rearrangement2Histological classification

42imHip35507955nd+MLS
45imThigh23667786<1+MLS
37imThigh735069694+MLS
36imThigh60565586<1+MLS
80imThigh626093912+MLS
34imThigh584491793+MLS
56imThigh72477664<1+MLS
46scThigh655185861+MLS
73imLower leg75498383<1ndMLS
45otherPeritoneal735480803ndMLS
49scThorax met94569390nd+MLS
33otherPeritoneal25768750<1+MLS/RCLS
37imLeg9146962ndndMLS/RCLS
38imThigh814768856+MLS/RCLS
76scBack73508254<1+MLS/RCLS
46imHip85450748+RCLS
19imShoulder775178797ndRCLS

Percent cells expressing respective protein.
2FUS-DDIT3 rearrangement status as determined by FISH. +Indicates presence of FUS-DDIT3 rearrangements. nd: not determined due to technical problems or lack of material.
im: intramuscular; sc: subcutaneous; nd: not determined; met: metastasis.