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- 15/05/2008
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Get PDF量子点(quantum dots,QDs)作为一种新型的纳米材料已备受关注.由于其独特的荧光特性,量子点已经成功地应用于生命科学等领域.近年来,量子点的生物学毒性效应及其环境影响成为新的研究热点.本文综述了量子点毒性效应的相关研究,并对该领域的前景及研究方向进行了评述和展望.国家自然科学基金重点项目(批准号:20537020);; 国家重点基础研究发展计划(批准号:2003CB415001)资
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- Science China Press., Co. Ltd.
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- 01/04/2018
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- Science China Press., Co. Ltd.
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- 01/12/2009
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- 'Science China Press., Co. Ltd.'
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- Science China Press., Co. Ltd.
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- 01/01/2008
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- 'Science China Press., Co. Ltd.'
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- Science China Press., Co. Ltd.
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- 01/12/2009
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- 14/09/2018
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Get PDF采用核磁共振技术与统计学分析方法,结合尿液的生化指标,进行临床尿毒症尿样的代谢组学研究。结果表明,尿毒症患者和健康对照人群尿样的代谢轮廓存在明显差异,通过核磁共振氢谱鉴定出70种代谢物,其中20种具有显著差异。与健康人群相比,尿毒症患者尿液中2-羟基异丁酸、3-羟基丁酸、丙酮、丁酸、谷氨酸、肌氨酸、肌酐、赖氨酸、N,N-二甲基组氨酸、柠檬酸、天冬酰胺、乙醇和乙醇胺的含量明显偏低,而支链氨基酸(包括亮氨酸、缬氨酸、异亮氨酸)、牛磺酸、乳酸、α-葡萄糖和β-葡萄糖的含量明显偏高。这些代谢物涉及氨基酸代谢、能量代谢和脂质代谢中的多条代谢途径,可作为尿毒症代谢影响的潜在的生物标志物,有助于理解尿毒症发病的生化机制。国家自然科学基金项目(Nos.31671920,81272581)资助~
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- Science China Press., Co. Ltd.
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- 01/04/2003
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