Table 2. Immunoperoxidase Staining for... | American Society of Hematology

Table 2.

Immunoperoxidase Staining for Costimulatory Molecules B7-1 (CD80) and B7-2 (CD86) by NHLs Using the Highly Sensitive Technique

Lymphoma Type	Pan-B	MHC	B7-1	B7-2
SLL/CLL^*	9/9^†	9/9	0/9	0/9
Mantle cell	9/9	9/9	0/9	0/9
Follicular
Small cleaved	18/18	18/18	18/18	18/18
Mixed	7/7	7/7	7/7	7/7
Large cell	7/7	7/7	7/7	7/7
Diffuse
Large cell	7/7	7/7	7/7	7/7
Immunoblastic	8/8	8/8	8/8	8/8
Small noncleaved	2/2	2/2	2/2	2/2

Lymphoma Type	Pan-B	MHC	B7-1	B7-2
SLL/CLL^*	9/9^†	9/9	0/9	0/9
Mantle cell	9/9	9/9	0/9	0/9
Follicular
Small cleaved	18/18	18/18	18/18	18/18
Mixed	7/7	7/7	7/7	7/7
Large cell	7/7	7/7	7/7	7/7
Diffuse
Large cell	7/7	7/7	7/7	7/7
Immunoblastic	8/8	8/8	8/8	8/8
Small noncleaved	2/2	2/2	2/2	2/2

Abbreviations: SLL, small lymphocytic lymphoma; CLL, chronic lymphocytic leukemia.

Includes two cases of SLL-plasmacytoid.

No. of immunoreactive cases/total cases studied.