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白血病是一种常见的造血组织肿瘤性疾病,该病是由于造血干细胞受到致癌因子的作用,不能正常地完成分化,而是变成了不受机体控制的、连续进行分裂的恶性增殖细胞。这种细胞在骨髓中堆积,使造血干细胞的分化增殖受阻。另据报道,近年来儿童中白血病患者人数有上升的趋势。而北京儿童医院的一份调查显示,最近就诊的白血病儿童患者中,90%的家庭过豪华装修。据上述资料回答下列问题: (1)这种变异的细胞我们称之为________,其特点是________。 (2)以家庭装修为例,试说明造血干细胞产生这种变异的诱因是__________(两例)。 (3)目前治疗白血病的较好方法是进行_________移植,移植前要进行受体与供体的_______检测,否则会引起_________反应而使移植失败。 (4)欲获得型号完全一致的器官或组织,患者的父母应求助于________技术,并做_________诊断。
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