神经母细胞瘤是一种恶性肿瘤，多发生于婴儿和儿童时期，患儿不成熟的神经细胞转变成肿瘤，而不是健康的细胞和纤维。
Neuroblastoma is a malignant tumor that develops in infants and kids when their immature nerve cells turn into tumors instead of cells and fibers.
诱导分化是指在分化诱导剂的存在下，恶性肿瘤细胞的形态、生物学或生物化学方面的诸多标志均向正常细胞的方向分化，甚至完全转变成正常细胞。
By derived differentiation, we mean that under the effect of differentiation inducer, malignant tumor cell has the tendency to differentiate to normal cell, even became normal cells.
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