Increased Radiosensitivity in Cells of Two Human Cell Lines Treated with Bystander Medium from Irradiated Repair-Deficient Cells

作者: C. Mothersill , R. J. Seymour , C. B. Seymour

DOI: 10.1667/RR3488.1

关键词: DNA mismatch repairBystander effectMolecular biologyHT29 CellsRadiosensitivityImmunologyCell cultureIrradiationHuman cellRadioresistanceBiology

摘要: Abstract Mothersill, C., Seymour, R. J. and C. B. Increased Radiosensitivity in Cells of Two Human Cell Lines Treated with Bystander Medium from Irradiated Repair-Deficient Cells. Radiat. Res. 165, 26–34 (2006). Radiation-induced bystander factors have been shown to be more toxic if they are medium harvested irradiated repair-deficient cells. The aim this study was test the hypothesis that radiosensitivity repair-proficient cells can increased by exposing them medium-borne sensitive vice versa. a mismatch repair (MMR)-deficient cell line (Raji 10) response radiation or wild-type parent were 0.5 Gy γ rays then monitored for growth rate their own alternative conditioned medium. In other experiments, added reporter (HPV-G, which relatively keratinocytes, highly radioresistant HT29 cells). subseq...

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