Table 1.

Expression of BCL-6 Protein, CD138/syndecan-1 (syn-1), and LMP-1 in AIDS-Related Systemic NHLs

Case-150DiagnosisImmunohistochemistry-151Viral Infections c-MYCBCL-6
Working Formulation REAL Classification BCL-6 (%)syn-1 (%) LMP-1 (%) EBV-152KSHV-152Genetic Lesions Rearrangements Mutations
LNCCL  DLCL  >75  0  0  +  −  ND  ND ND  
2  LNCCL  DLCL  >75  0  0  −  ND ND  ND  ND  
3  LNCCL  DLCL  50-75  0  +  ND  ND  ND  ND  
4  LNCCL  DLCL 50-75  0  0  −  −  −  −  
5  LNCCL  DLCL  >75  0  0  −  −  ND ND  ND  
6  LNCCL  DLCL  >75  0  0  − −  −  ND  +  
7  LNCCL  DLCL  10-25 0  0  −  −  −  −  +  
8  IBLP DLCL  10-25  0  0  +  −  −  ND +  
9  IBLP  DLCL  0  <10  <10  +  − −  −  +  
10  IBLP  DLCL  0  50-75 10-25  +  −  +  −  −  
11  IBLP DLCL  0  10-25  10-25  +  −  ND ND  ND  
12  IBLP  DLCL  0  <10 25-50  +  ND  ND  ND  ND  
13  IBLP DLCL  0  10-25  25-50  +  −  −  ND  
14  IBLP  DLCL  50-75  0  −  −  −  ND  −  
15  IBLP  DLCL  50-75  0  −  ND  ND  ND  ND  
16 IBLP  DLCL  0  0  0  −  −  ND  ND ND  
17  SNCCL  Burkitt's  >75  0  0  −  +  −  +  
18  SNCCL  Burkitt's  >75 0  0  +  −  +  −  +  
19  SNCCL Burkitt's  >75  0  0  +  −  ND  ND  ND 
20  SNCCL  Burkitt's  >75  0  0  +  − +  −  −  
21  SNCCL  Burkitt's  50-75 0  0  +  −  +  −  −  
22  SNCCL Burkitt's  25-50  0  0  +  −  +  ND +  
23  SNCCL  Burkitt's  >75  0  0  − −  ND  ND  −  
24  SNCCL  Burkitt's 10-25  0  0  −  −  +  −  
25  SNCCL  Burkitt's  >75  0  0  −  − +  −  +  
26  SNCCL  Burkitt's  >75  0  −  −  +  −  +  
27  SNCCL Burkitt's  50-75  0  0  −  ND  ND ND  ND 
Case-150DiagnosisImmunohistochemistry-151Viral Infections c-MYCBCL-6
Working Formulation REAL Classification BCL-6 (%)syn-1 (%) LMP-1 (%) EBV-152KSHV-152Genetic Lesions Rearrangements Mutations
LNCCL  DLCL  >75  0  0  +  −  ND  ND ND  
2  LNCCL  DLCL  >75  0  0  −  ND ND  ND  ND  
3  LNCCL  DLCL  50-75  0  +  ND  ND  ND  ND  
4  LNCCL  DLCL 50-75  0  0  −  −  −  −  
5  LNCCL  DLCL  >75  0  0  −  −  ND ND  ND  
6  LNCCL  DLCL  >75  0  0  − −  −  ND  +  
7  LNCCL  DLCL  10-25 0  0  −  −  −  −  +  
8  IBLP DLCL  10-25  0  0  +  −  −  ND +  
9  IBLP  DLCL  0  <10  <10  +  − −  −  +  
10  IBLP  DLCL  0  50-75 10-25  +  −  +  −  −  
11  IBLP DLCL  0  10-25  10-25  +  −  ND ND  ND  
12  IBLP  DLCL  0  <10 25-50  +  ND  ND  ND  ND  
13  IBLP DLCL  0  10-25  25-50  +  −  −  ND  
14  IBLP  DLCL  50-75  0  −  −  −  ND  −  
15  IBLP  DLCL  50-75  0  −  ND  ND  ND  ND  
16 IBLP  DLCL  0  0  0  −  −  ND  ND ND  
17  SNCCL  Burkitt's  >75  0  0  −  +  −  +  
18  SNCCL  Burkitt's  >75 0  0  +  −  +  −  +  
19  SNCCL Burkitt's  >75  0  0  +  −  ND  ND  ND 
20  SNCCL  Burkitt's  >75  0  0  +  − +  −  −  
21  SNCCL  Burkitt's  50-75 0  0  +  −  +  −  −  
22  SNCCL Burkitt's  25-50  0  0  +  −  +  ND +  
23  SNCCL  Burkitt's  >75  0  0  − −  ND  ND  −  
24  SNCCL  Burkitt's 10-25  0  0  −  −  +  −  
25  SNCCL  Burkitt's  >75  0  0  −  − +  −  +  
26  SNCCL  Burkitt's  >75  0  −  −  +  −  +  
27  SNCCL Burkitt's  50-75  0  0  −  ND  ND ND  ND 

Abbreviations: syn-1, CD138/syndecan-1; REAL, revised European-American Classification of Lymphoid Neoplasms; SNCCL, small noncleaved cell lymphoma; LNCCL, large noncleaved cell lymphoma; IBLP, immunoblastic lymphoma plasmacytoid; DLCL, diffuse large cell lymphoma; LMP-1, latent membrane protein-1; EBV, Epstein-Barr virus; KSHV, Kaposi's sarcoma associated herpesvirus; ND, not done; +, positive; −, negative.

F0-150

Pathologic samples derived from patients are indicated by numbers.

F0-151

The percentage of BCL-6, syn-1, and LMP-1+neoplastic cells was assigned to one of the following categories: 0, less than 10%, 10% to 25%, 25% to 50%, 50% to 75%, and greater than 75%.

F0-152

Tumor cell infection as defined by a combination of in situ hybridization, Southern blot analysis, and PCR studies.

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