Cell Senescence in Myxoid/Round Cell Liposarcoma

Table 1

Cases and immunohistochemistry data.

Case	Age	Site		RB1^1 (%)	HP1γ ^1 (%)	RBL2^1 (%)	IL8R^1 (%)	KI67^1 (%)	FUS/DDIT3 rearrangement^2	Histological classification
1	42	im	Hip	35	50	79	55	nd	+	MLS
2	45	im	Thigh	23	66	77	86	<1	+	MLS
3	37	im	Thigh	73	50	69	69	4	+	MLS
4	36	im	Thigh	60	56	55	86	<1	+	MLS
5	80	im	Thigh	62	60	93	91	2	+	MLS
6	34	im	Thigh	58	44	91	79	3	+	MLS
7	56	im	Thigh	72	47	76	64	<1	+	MLS
8	46	sc	Thigh	65	51	85	86	1	+	MLS
9	73	im	Lower leg	75	49	83	83	<1	nd	MLS
10	45	other	Peritoneal	73	54	80	80	3	nd	MLS
11	49	sc	Thorax met	94	56	93	90	nd	+	MLS
12	33	other	Peritoneal	25	76	87	50	<1	+	MLS/RCLS
13	37	im	Leg	9	14	69	62	nd	nd	MLS/RCLS
14	38	im	Thigh	81	47	68	85	6	+	MLS/RCLS
15	76	sc	Back	73	50	82	54	<1	+	MLS/RCLS
16	46	im	Hip	85	45	0	74	8	+	RCLS
17	19	im	Shoulder	77	51	78	79	7	nd	RCLS

1Percent 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.