Table 4.

Relationship Between t(14; 18) (bcl-2 gene rearrangement) and Bcl-2 Protein Expression

t(14; 18) Positivet(14; 18) NegativeUnknown
Bcl-2 positive 7 (5%) 19 (14%) 
Bcl-2 negative 6 (4%)4-150 66 (47%) 14 
NA 19 
t(14; 18) Positivet(14; 18) NegativeUnknown
Bcl-2 positive 7 (5%) 19 (14%) 
Bcl-2 negative 6 (4%)4-150 66 (47%) 14 
NA 19 

Abbreviations: Unknown, DNA failed amplification; NA, not assessable (Bcl-2 staining uninterpretable because of failure to stain control small lymphocytes).

F4-150

Three of the six cases had 1% to 10% immunopositive large cells and were scored as +1.

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