Despite the low frequency of transduced B cells, serum immunoglobulin levels and antibody production were sufficient to avoid the need for intravenous immunoglobulin (IVIG).

• 尽管出现转换后B细胞的频率较低，但是血清免疫球蛋白水平和抗体的产量，足以使患者无须静脉输注免疫球蛋白(IVIG)。