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Selective release systems for tumor therapeutics and diagnostics and biosensors for tumor tissue

机译:用于肿瘤治疗和诊断的选择性释放系统以及用于肿瘤组织的生物传感器

摘要

The present invention relates generally to sensors for tumor tissue and local delivery systems for therapeutic / diagnostic agents for targeted tumor therapy and tumor diagnosis. More specifically, the present invention provides a cation-stabilized biopolymer gel, in particular, destabilizes the gel in the presence of tumor cells or tumor tissue, especially stimuli generated by lysyl oxidase (LOX), Alginate gels for use as carrier matrices for tumor therapeutics and / or tumor diagnostics, characterized by being able to release tumor diagnostics, and cation stabilized biopolymers incorporating tumor therapeutics or diagnostics It relates to a pharmaceutical composition comprising a gel and optionally a further reporter substance. A related aspect of the invention is the administration of a pharmaceutical composition according to the invention, released after gel destabilization as a result of contact with the tumor-specific product to be detected, optionally compared to a reference value. The presence and / or presence of a tumor-specific product in the patient's body, characterized in that the patient's physiological sample, for example, the patient's blood, urine, stool, is tested for the presence and / or amount of a reporter substance. Or an in vitro method for detecting the amount. [Selection diagram] None
机译:本发明总体上涉及用于肿瘤组织的传感器和用于靶向肿瘤治疗和肿瘤诊断的治疗/诊断剂的局部递送系统。更具体地,本发明提供了阳离子稳定的生物聚合物凝胶,特别是在存在肿瘤细胞或肿瘤组织,特别是由赖氨酰氧化酶(LOX)产生的刺激的情况下使该凝胶不稳定,海藻酸盐凝胶用作肿瘤治​​疗的载体基质和/或肿瘤诊断剂,其特征在于能够释放出肿瘤诊断剂,以及掺入了肿瘤治疗剂或诊断剂的阳离子稳定的生物聚合物,其涉及包含凝胶和任选的另一种报告物质的药物组合物。本发明的一个相关方面是给予根据本发明的药物组合物,所述药物组合物由于与待检测的肿瘤特异性产物接触而在凝胶失稳后释放,任选与参考值进行比较。患者体内是否存在肿瘤特异性产物,其特征在于测试患者的生理样本(例如患者的血液,尿液,粪便)的报告物质的存在和/或含量。或用于检测量的体外方法。 [选择图]无

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