Oncolytic adenoviruses for the treatment of cancer
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- DNATRIX
- Publication Date
- 2009-07-15
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The field of the invention relates primarily to the field of tumor biology. In particular, the present invention relates to adenoviruses that replicate selectively in tumors (called oncolytic adenoviruses) and their use for inhibiting cancer. Background technique
[0002] Existing treatments for cancer are mainly based on chemotherapy, radiation therapy and surgery. Although early stage cancers have a high cure rate, most cases of advanced stage cancers are incurable because they cannot be removed surgically or because their doses are limited due to the toxicity of radiation therapy or chemotherapy to normal cells . To alleviate this situation, biotechnologies have been developed that seek to improve the efficacy and selectivity of cancer treatments. Among them, gene therapy and virotherapy use viruses to treat cancer. In gene therapy, viruses are modified to prevent their replication and to serve as vehicles or carriers of therapeutic genetic mate...