|
MHC
class I expression in sarcoma tumors.
|
Histological subtype
|
Case no.
|
MHC class I expression
|
|
W6/32
a
|
Interpretation b
|
|
Gastrointestinal stromal tumor
|
1
|
C1
|
+
|
|
2
|
C2
|
+
|
|
3
|
A1
|
-
|
|
4
|
B1
|
+
|
|
5
|
C2
|
+
|
|
Synovial sarcoma
|
1
|
A0
|
-
|
|
Uterine leiomyosarcoma
|
1
|
C2
|
+
|
|
3
|
C2
|
+
|
|
4
|
C2
|
+
|
|
Leiomyosarcoma
|
1
|
A0
|
-
|
|
2
|
A0
|
-
|
|
3
|
C2
|
+
|
|
4
|
C2
|
+
|
|
5
|
C2
|
+
|
|
6
|
C2
|
+
|
|
Angiosarcoma
|
1
|
C2
|
+
|
|
3
|
C2
|
+
|
|
Malignant fibrous histiocytoma
|
1
|
C2
|
+
|
|
2
|
A0
|
-
|
|
4
|
C2
|
+
|
|
5
|
B2
|
+
|
|
Liposarcoma
|
1
|
C2
|
+
|
|
2
|
A0
|
-
|
|
5
|
C2
|
+
|
|
6
|
A2
|
+
|
|
Chondrosarcoma
|
1
|
C2
|
+
|
aW6/32
scoring based on intensity (score from 0 to 3) and percentage
of positive cells (A: <25% positive cells, B: 25-75% positive
cells, C: >75% positive cells).
bCases were considered negative if the immunohistochemical
staining had a score of 0 to 1 in less than or equal to 25% tumor
cells (A0 or A1). All other cases were considered positive.
|
