Table 1

 Overview of the immunohistochemistry results of ALK+ and ALK− ALCL cases

ALCL caseALKMcl-1Bcl-2Bcl-XL
–, No staining in the tumour cells; +, moderate staining in most of the tumour cells; ++, strong staining in most tumour cells; NR, no result; few cells, staining in <10% of the tumour cells; part of cells, staining in 10–30% of the tumour cells.
ALCL, anaplastic large cell lymphoma; ALK, anaplastic lymphoma kinase.
1++––
2++–NR
3++–NR
4++–NR
5++–NR
6++–NR
7++––
8++––
9++–+
10++––
11++––
12++–+
13++––
14++––
15++––
16++––
17++––
18++––
19++––
20++––
21++––
22++–+
23++––
24–+–+ (few cells)
25–+++
26–+++
27–+–+ (part of cells)
28–++++
29–+++
30–+––
31–+–+ (few cells)
32–+–+ (part of cells)