Specifically targeting the CD22 receptor of human B-cell lymphomas with RNA damaging agents: A new generation of therapeutics

被引:32
作者
Hursey, M [1 ]
Newton, DL [1 ]
Hansen, HJ [1 ]
Ruby, D [1 ]
Goldenberg, DM [1 ]
Rybak, SM [1 ]
机构
[1] NCI, Div Canc Treatment & Diag, Dev Therapeut Program, Frederick Canc Res & Dev Ctr, Frederick, MD 21702 USA
关键词
antibody; ribonuclease; cancer; immunotoxin; apoptosis; CD22;
D O I
10.1080/10428190290021380
中图分类号
R73 [肿瘤学];
学科分类号
100214 ;
摘要
Targeting CD22 on human B-cells with a monoclonal antibody conjugated to a cytotoxic RNAse causes potent and specific killing of the lymphoma cells in vitro. This translates to anti-tumor effects in human lymphoma models in SCID mice. RNA damage caused by RNAses could be an important alternative to standard DNA-damaging chemotherapeutics. A second generation construct with an improved recombinant cytotoxic RNAse is described. Targeted RNAses may overcome problems of toxicity and immunogenicity associated with plant or bacterial toxin-containing immunoconjugates.
引用
收藏
页码:953 / 959
页数:7
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