 To determine the incidence and frequency of the Bcl-2/IgH rearrangement in the peripheral blood of normal individuals to define the potential complication this may pose for the molecular monitoring of disease in patients with follicular lymphoma (FL).     ///    "Twenty three percent of samples were positive for the Bcl-2/IgH rearrangement, with approximately 3% of these at levels of more than 1 in 10(4) cells. "    ///    Frequency of the Bcl-2/IgH rearrangement in normal individuals: implications for the monitoring of disease in patients with follicular lymphoma.. 