Flow cytometry analysis of B7-H1 expression.

(A) Flow cytometry analysis of B7-H1 expression by CD3⁺-, CD14⁺-, and CD19⁺-unstimulated cells of a representative healthy control (upper panels) and a representative HIV-infected patient (lower panels). (B) Flow cytometry analysis of B7-H1 expression on CD3⁺-, CD14⁺-, CD19⁺-, and anti-CD3⁺anti-CD28-stimulated cells of a representative healthy control (upper panels) and a representative HIV-infected patient (lower panels).