an immunohistochemical and ultrastructural study of 14 cases of persistent and generalized lymphadenopathy ( pgl ) , acquired immune deficiency syndrome ( aids ) related , revealed florid follicular hyperplasia , follicular dendritic cell ( fdc ) lysis , lymphoid follicle invaginations , increased presence of t8 cells in germinal center , immature sinus histiocytosis ( monocytoid b-cells ) , and inversion of t4/t8 ratio in the paracortical area .
C0242245
follicular dendritic cell
C0282491
germinal center