The present invention provides a procaryotic host cell stably transformed or transfected by a vector including a DNA sequence encoding for purine nucleoside phosphorylase or hydrolase. The transformed or transfected procaryotic host cell can be used in combination with a purine substrate to treat tumor cells and/or virally infected cells.
本发明提供了一种原核宿主细胞,该细胞由包括编码
嘌呤核苷
磷酸化酶或
水解酶的 DNA 序列的载体稳定转化或转染。经转化或转染的原核宿主细胞可与
嘌呤底物结合用于治疗肿瘤细胞和/或病毒感染细胞。