{"id":179603,"date":"2019-07-13T16:10:06","date_gmt":"2019-07-13T08:10:06","guid":{"rendered":"\/\/m.iemloyee.com\/?p=179603"},"modified":"2019-07-13T16:10:06","modified_gmt":"2019-07-13T08:10:06","slug":"angew-chem-int-ed-%ef%bc%9a%e4%b8%80%e5%bf%83%e4%ba%8c%e7%94%a8-%e5%85%89%e5%a2%9e%e5%bc%ba%e5%8f%8c%e9%85%b6%e6%b4%bb%e6%80%a7%e7%9a%84%e7%ba%b3%e7%b1%b3%e4%bb%bf","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=179603","title":{"rendered":"Angew. Chem. Int. Ed.\uff1a\u201c\u4e00\u5fc3\u4e8c\u7528\u201d\u2014\u5149\u589e\u5f3a\u53cc\u9176\u6d3b\u6027\u7684\u7eb3\u7c73\u4eff\u9176\u7528\u4e8e\u6df1\u5c42\u80f0\u817a\u764c\u6cbb\u7597"},"content":{"rendered":"
\u3010\u7814\u7a76\u80cc\u666f\u3011<\/strong><\/p>\n \u8fd1\u5e74\u6765\uff0c\u7531\u4e8e\u7eb3\u7c73\u4eff\u9176\u7684\u9ad8\u7a33\u5b9a\u6027\u3001\u4f4e\u6210\u672c\u548c\u6613\u4e8e\u5236\u5907\uff0c\u5b83\u4eec\u5728\u751f\u7269\u4f20\u611f\u3001\u6297\u83cc\u548c\u514d\u75ab\u6d4b\u5b9a\u65b9\u9762\u5f97\u5230\u4e86\u8fc5\u901f\u53d1\u5c55\u3002\u4f8b\u5982\u5728\u80bf\u7624\u6cbb\u7597\u4e2d\uff0c\u7eb3\u7c73\u9176\u4fc3\u6d3b\u6027\u6c27\uff08ROS\uff09\u4ecb\u5bfc\u7684\u6cbb\u7597\u4e2d\u8868\u73b0\u51fa\u4e86\u5de8\u5927\u7684\u5e94\u7528\u524d\u666f\u3002\u7136\u800c\uff0c\u9ad8\u5ea6\u590d\u6742\u7684\u80bf\u7624\u5fae\u73af\u5883\uff08TME\uff09\u5bfc\u81f4\u5176\u50ac\u5316\u6548\u7387\u4e0d\u8db3\uff0c\u5e76\u4e14\u96be\u4ee5\u5b9e\u73b0\u4ee4\u4eba\u6ee1\u610f\u7684\u6cbb\u7597\u6548\u679c\u3002\u56e0\u6b64\uff0c\u5f00\u53d1\u4e00\u79cd\u6709\u6548\u7684\u57fa\u4e8e\u7eb3\u7c73\u9176\u7684TME\u53cd\u5e94\u7b56\u7565\u7528\u4e8e\u9ad8\u6548\u80bf\u7624\u50ac\u5316\u6cbb\u7597\u662f\u7d27\u8feb\u4f46\u5177\u6709\u6311\u6218\u6027\u7684\u3002\u5728\u5149\u7597\u7684\u53d1\u5c55\u4e0b\uff0c\u8fd1\u7ea2\u5916\uff08NIR\uff09\u6fc0\u5149\u7684\u5f15\u5165\u88ab\u8ba4\u4e3a\u662f\u4fc3\u8fdb\u7eb3\u7c73\u9176\u7684\u50ac\u5316\u6d3b\u6027\u548c\u6cbb\u7597\u6548\u679c\u7684\u6709\u5e0c\u671b\u7684\u7b56\u7565\u3002\u4e00\u65b9\u9762\uff0c\u6709\u7814\u7a76\u62a5\u9053\u7eb3\u7c73\u50ac\u5316\u5242\u53ef\u4ee5\u901a\u8fc7\u76f4\u63a5\u7535\u5b50\u8f6c\u79fb\u548c\u5149\u589e\u5f3a\u82ac\u987f\u53cd\u5e94\u5728\u5149\u7167\u5c04\u4e0b\u4fc3\u8fdbROS\u7684\u4ea7\u751f\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u901a\u8fc7\u7eb3\u7c73\u9176\u7684\u5149\u70ed\u6548\u5e94\u53ef\u4ee5\u663e\u8457\u6539\u5584ROS\u4ea7\u751f\u3002\u56e0\u6b64\uff0c\u671f\u671b\u7eb3\u7c73\u9176\u7684\u5149\u589e\u5f3a\u50ac\u5316\u6d3b\u6027\u548c\u5149\u70ed\u6548\u5e94\u5b9e\u73b0\u80bf\u7624\u4eff\u9176\u7597\u6cd5\u548c\u5149\u70ed\u7597\u6cd5\uff08PTT\uff09\u7684\u7ec4\u5408\u5e73\u8861\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u671f\uff0c\u5317\u4eac\u5316\u5de5\u5927\u5b66\u5218\u6167\u7389\u6559\u6388\u8054\u5408\u4e2d\u79d1\u9662\u7406\u5316\u6240\u5f20\u94c1\u9510\u7814\u7a76\u5458<\/strong>\u57fa\u4e8eTME\u6784\u5efa\u4e86\u5177\u6709\u53cc\u9176\u6d3b\u6027\u7684\u7eb3\u7c73\u9176\uff08PtFe@Fe3O4\uff09\uff0c\u7528\u4e8e\u9ad8\u6548\u80bf\u7624\u4eff\u9176\u7597\u6cd5\u3002PtFe@Fe3O4\u5728\u9178\u6027\u6761\u4ef6\u4e0b\u54cd\u5e94H2O2\u8868\u73b0\u51fa\u5185\u5728\u7684\u4effPOD\u548c\u4effCAT\u6d3b\u6027\u3002\u91cd\u8981\u7684\u662f\uff0c\u5728NIR\u6fc0\u5149\u7167\u5c04\u4e0b\uff0cPtFe@Fe3O4\u7684\u50ac\u5316\u6d3b\u6027\u663e\u8457\u589e\u5f3a\u3002\u540c\u65f6\uff0c\u5bf9\u4e8e\u4f53\u5185\u6df1\u90e8\u80bf\u7624\u6cbb\u7597\uff0c\u4f5c\u8005\u4e5f\u4f7f\u7528\u5149\u4ecb\u5165\u88c5\u7f6e\u5b9e\u65bd\u539f\u4f4d\u5149\u589e\u5f3a\u50ac\u5316\u6d3b\u6027\u7b56\u7565\u3002\u7ed3\u5408\u4f18\u826f\u7684\u5149\u70ed\u6548\u5e94\uff0cPtFe@Fe3O4\u7eb3\u7c73\u9176\u80fd\u591f\u6709\u6548\u514b\u670d\u80bf\u7624\u7f3a\u6c27\uff0c\u6740\u706d\u80bf\u7624\u7ec6\u80de\uff0c\u5bf9\u80f0\u817a\u764c\u7684\u80bf\u7624\u6291\u5236\u7387\u4e3a99.8\uff05\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3PtFe@Fe3O4\u7eb3\u7c73\u9176\u7684\u50ac\u5316\u53cd\u5e94\uff0c\u4f5c\u8005\u8fd8\u9996\u6b21\u63ed\u793a\u4e86PtFe\u7eb3\u7c73\u68d2\uff08NRs\uff09\uff0cFe3O4\u7eb3\u7c73\u6750\u6599\uff08NPs\uff09\u548cH2O2\u5206\u5b50\u4e4b\u95f4\u7684\u7535\u5b50\u8f6c\u79fb\u8fc7\u7a0b\u3002\u8fd9\u9879\u5de5\u4f5c\u5c06\u5f00\u8f9f\u63a2\u7d22\u57fa\u4e8e\u7eb3\u7c73\u9176\u7684\u80bf\u7624\u50ac\u5316\u6cbb\u7597\u7b56\u7565\u7684\u65b0\u89c6\u91ce\u3002\u8be5\u6210\u679c\u8fd1\u65e5\u4ee5\u9898\u4e3a\u201cNanozyme with Photo-Enhanced Dual Enzyme-Like Activities for Deep Pancreatic Cancer Therapy<\/strong>\u201d\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aAngew. Chem. Int. Ed.<\/strong>\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe\u4e00\uff1aPtFe@Fe3O4 NRs\u7684\u6750\u6599\u8868\u5f81<\/strong> \u56fe\u4e8c\uff1a\u7eb3\u7c73\u4eff\u9176\u6d3b\u6027\u7814\u7a76<\/strong> \u56fe\u4e09\uff1aPtFe@Fe3O4 NRs\u7684\u4f53\u5916\u6cbb\u7597\u6548\u679c<\/strong> \u56fe\u56db\uff1aPtFe@Fe3O4 NRs\u7684\u7624\u5185\u805a\u96c6\u548c\u6539\u5584\u80bf\u7624\u4e4f\u6c27<\/strong> \u56fe\u4e94\uff1aPtFe@Fe3O4 NRs\u7684\u4f53\u5185\u5149\u589e\u5f3a\u6cbb\u7597\u6548\u679c<\/strong> \u3010\u603b\u7ed3\u5c55\u671b\u3011<\/strong><\/p>\n \u7efc\u8ff0\u6240\u8ff0\uff0c\u4f5c\u8005\u6210\u529f\u5730\u8bbe\u8ba1\u4e86\u4e00\u79cd\u53ef\u4ee5\u54cd\u5e94TME\u4e14\u5177\u6709\u5149\u54cd\u5e94\u589e\u5f3a\u7684\u4eff\u53cc\u9176\u6d3b\u6027\u7684\u65b0\u578b\u7eb3\u7c73\u9176PtFe@Fe3O4 NRs\u3002\u7ed3\u5408\u5149\u70ed\u6548\u5e94\u540e\uff0c\u7eb3\u7c73\u9176\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u6df1\u90e8\u80f0\u817a\u764c\u6cbb\u7597\u3002\u6b64\u5916\uff0c\u4f5c\u8005\u8fd8\u63ed\u793a\u4e86\u589e\u5f3a\u7684\u4effPOD\u6d3b\u6027\u548c\u4effCAT\u6d3b\u6027\u7684\u53ef\u80fd\u50ac\u5316\u673a\u5236\uff1aPtFe@Fe3O4 NRs\u7684\u5408\u6210\u65b9\u6cd5\u6709\u6548\u5730\u5b9e\u73b0\u4e86\u7535\u5b50\u5728\u4e24\u4e2a\u4e0d\u540c\u90e8\u5206\uff08PtFe NRs\u548cFe3O4 NPs\uff09\u7684\u91cd\u65b0\u5206\u5e03\uff0c\u4ece\u800c\u5f62\u6210\u4e86Pt\u539f\u5b50\u7684\u5bcc\u7535\u5b50\u6001\u3002Fe3O4|PtFe@Fe3O4\u4f5c\u4e3a\u7535\u5b50\u6cf5\uff0c\u4eceH2O2\u5206\u5b50\u4e2d\u5438\u53d6\u7535\u5b50\u5e76\u4e0d\u65ad\u5730\u5c06\u7535\u5b50\u4f20\u8f93\u5230Pt|PtFe@Fe3O4\uff0c\u4ece\u800c\u63d0\u9ad8\u50ac\u5316\u6d3b\u6027\u3002\u6b64\u5916\uff0cPtFe@Fe3O4 NRs\u5177\u6709\u5bbd\u7684\u5438\u6536\u6ce2\u957f\uff0c\u53ef\u4f5c\u4e3aCT\u548cPA\u6210\u50cf\u7684\u53cc\u91cd\u9020\u5f71\u5242\uff0c\u53ef\u4f5c\u4e3a\u591a\u6a21\u6001\u6210\u50cf\u5f15\u5bfc\u7684\u8bca\u65ad\u548c\u6cbb\u7597\u5e73\u53f0\u3002\u5149\u589e\u5f3a\u4eff\u9176\u6d3b\u6027\u7684\u7eb3\u7c73\u9176\u53ef\u6709\u6548\u514b\u670d\u80bf\u7624\u7f3a\u6c27\uff0c\u6291\u5236\u80bf\u7624\u751f\u957f\uff0c\u5bf9\u6df1\u90e8\u80f0\u817a\u764c\u5177\u6709\u9ad8\u6548\u6cbb\u7597\u4f5c\u7528\u3002\u4f5c\u8005\u8ba4\u4e3a\u8fd9\u4e9b\u5177\u6709\u4f18\u5f02\u4eff\u9176\u6d3b\u6027\u7684\u91d1\u5c5e\/\u91d1\u5c5e\u6c27\u5316\u7269\u7eb3\u7c73\u6750\u6599\u53ef\u4e3a\u7eb3\u7c73\u836f\u7269\u7684\u8bbe\u8ba1\u63d0\u4f9b\u65b0\u7684\u89c6\u89d2\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1aNanozyme with Photo\u2010Enhanced Dual Enzyme\u2010Like Activities for Deep Pancreatic Cancer Therapy<\/a> (Angew. Chem. Int. Ed.<\/em>, 2019<\/strong>, DOI: 10.1002\/anie.201904751)<\/p>\n \u672c\u6587\u7531\u5927\u5175\u54e5\u4f9b\u7a3f\u3002<\/p>\n
\n 
\n \uff08a\uff09PtFe@Fe3O4 NRs\u7684TEM\u56fe\u50cf\u3002
\n \uff08b-c\uff09PtFe@Fe3O4 NRs\u7684STEM\u56fe\u50cf\u3002
\n \uff08d\uff09O\uff0cFe\u548cPt\u7684STEM-EDX\u5143\u7d20mapping\u56fe\u50cf\u3002
\n \uff08e\uff09PtFe@Fe3O4 NRs\u7684STEM-EDX\u7ebf\u626b\u63cf\u3002
\n \uff08f\uff09PtFe@Fe3O4 NRs\u548cPtFe NRs\u7684XRD\u56fe\u8c31\u3002
\n \uff08g\uff09PtFe@Fe3O4 NRs\uff0cPtFe NRs\u548cFe3O4 NPs\u7684\u5438\u6536\u5149\u8c31\u3002
\n \uff08h\uff09\u5728808nm\u6fc0\u5149\u7167\u5c04\u4e0b\u6d4b\u91cf\u4e0d\u540c\u6d53\u5ea6\uff080, 6.25, 12.5, 25, 50, 100, 200 \u03bcg mL-1\uff09\u7684PtFe@Fe3O4 NRs\u6eb6\u6db2\u7684\u6e29\u5ea6\u53d8\u5316\u3002
\n \uff08i\uff09\u5728808nm\u6fc0\u5149\u7167\u5c04\u4e0b\u56db\u6b21\u5faa\u73af\u5b9e\u65f6\u6d4b\u91cfPtFe@Fe3O4 NRs\u7684\u6e29\u5ea6\u53d8\u5316\u3002<\/p>\n
\n 
\n \uff08a\uff09PtFe@Fe3O4 NRs\u3001PtFe NRs\u548cFe3O4 NPs\u7684\u4effPOD\u6d3b\u6027\u3002
\n \uff08b\uff09PtFe@Fe3O4 NRs\u3001PtFe NRs\u548cFe3O4 NPs\u7684\u5149\u81f4\u589e\u5f3a\u4effPOD\u6d3b\u6027\u3002
\n \uff08c\uff09\u5149\u7167\u65f6\u95f4\u4f9d\u8d56\u7684\u5438\u5149\u5ea6\u5728652nm\u5904\u53d8\u5316\u3002
\n \uff08d\uff09PtFe@Fe3O4 NRs\u3001PtFe NRs\u548cFe3O4 NPs\u7684\u4effCAT\u6d3b\u6027\u3002
\n \uff08e\uff09PtFe@Fe3O4 NRs\u3001PtFe NRs\u548cFe3O4 NPs\u7684\u5149\u81f4\u589e\u5f3a\u4effCAT\u6d3b\u6027\u3002
\n \uff08f\uff09PtFe@Fe3O4 NRs\u6709\u65e0\u5149\u7167\u6761\u4ef6\u4e0b\u6eb6\u6db2\u4e2dH2O2\u7684\u6d88\u8017\u3002
\n \uff08g\uff09\u4e0d\u540c\u5904\u7406\u6750\u6599\u4e2d\u00b7OH\u81ea\u65cb\u52a0\u5408\u7269\u7684ESR\u8c31\uff08I: H2O2; II: H2O2-NIR (3 min); III: PtFe@Fe3O4+H2O2; IV: PtFe@Fe3O4+H2O2-NIR 1.5min; V\uff1aPtFe@Fe3O4+H2O2-NIR 3 min\uff09\u3002
\n \uff08h\uff09PtFe@Fe3O4 NRs\uff0cPtFe NRs\u548c\u7eafPt NPs\u7684\u9ad8\u5206\u8fa8\u7387Pt 4f XPS\u5149\u8c31\u3002
\n \uff08i\uff09PtFe@Fe3O4 NRs\u7684\u9ad8\u5206\u8fa8\u7387Fe 2p XPS\u5149\u8c31\u3002<\/p>\n
\n 
\n \uff08a\uff09\u4e0d\u540c\u6d53\u5ea6PtFe@Fe3O4 NRs\u5b75\u80b2\u7684SW1990\u7ec6\u80de\u7684\u5b58\u6d3b\u5b9e\u9a8c\u3002
\n \uff08b\uff09\u5728\u7f3a\u6c27\/\u6b63\u5e38\u6c27\u538b\u4e0b\u7528PtFe@Fe3O4 NRs\u548c\/\u6216\u6ca1\u6709808nm\u5149\u7167\u5b75\u80b2\u7684SW1990\u7ec6\u80de\u7684\u5b58\u6d3b\u5b9e\u9a8c\u3002
\n \uff08c\uff09\u4e0d\u540c\u6750\u6599\u7ec4\u5b75\u80b2SW1990\u7ec6\u80de\u7684\u6d3b\u6b7b\u67d3\u8272\u3002
\n \uff08d\uff09\u7531Hoechst 33342\u548cDiD\u67d3\u8272\u7684PtFe@Fe3O4 NRs\u7684\u5149\u70ed\u6548\u5e94\u5f15\u8d77\u7684\u6025\u6027\u7ec6\u80de\u635f\u4f24\u3002
\n \uff08e\uff09DCFH-DA\u67d3\u8272\u7684\u4e0d\u540c\u6750\u6599\u5b75\u80b2\u7684SW1990\u7ec6\u80de\u7684CLSM\u56fe\u50cf\u3002<\/p>\n
\n 
\n \uff08a-b\uff09\u9759\u8109\u6ce8\u5c04PtFe@Fe3O4 NRs\u4e4b\u524d\u548c\u4e4b\u540e\u7684SW1990\u8377\u7624BALB\/c\u88f8\u9f20\u7684PA\u6210\u50cf\u3002
\n \uff08c-d\uff09\u6ce8\u5c04PtFe@Fe3O4 NRs\u524d\u540e\u7684CT\u6210\u50cf\u3002
\n \uff08e-f\uff09\u6ce8\u5c04\u524d\u540e\u80bf\u7624\u90e8\u4f4d\u7684PtFe@Fe3O4 NRs\u7684PA\u6210\u50cf\u3002
\n \uff08g-h\uff09\u6ce8\u5c04PtFe@Fe3O4 NRs\u540e\uff0c\u5728\u80bf\u7624\u90e8\u4f4d\u5bf9HbO2\u548cHb\u8fdb\u884cPA\u6210\u50cf\uff08\u7eff\u8272\uff1aPtFe@Fe3O4 NRs\uff1b\u7ea2\u8272\uff1a\u6c27\u5408\u8840\u7ea2\u86cb\u767d\uff1b\u84dd\u8272\uff1a\u8131\u6c27\u8840\u7ea2\u86cb\u767d\uff09\u3002
\n \uff08i\uff09\u7528\u6216\u4e0d\u7528PtFe@Fe3O4 NRs\u5904\u7406\u7684\u643a\u5e26SW1990\u80bf\u7624\u7684BALB\/c\u88f8\u9f20\u7684\u80bf\u7624\u8f7d\u73bb\u7247\u7684HIF-1\u03b1\u67d3\u8272\u3002<\/p>\n
\n 
\n \uff08a\uff09SW1990\u8377\u7624\u5c0f\u9f20\u80bf\u7624\u7684\u5b9e\u65f6\u6e29\u5ea6\u53d8\u5316\u3002
\n \uff08b\uff09\u8377\u7624\u5c0f\u9f20\u7684\u7ea2\u5916\u70ed\u56fe\u50cf\u3002
\n \uff08c\uff09\u6cbb\u759715\u5929\u671f\u95f4\u4e0d\u540c\u7ec4\u4e2d\u5c0f\u9f20\u7684\u80bf\u7624\u4f53\u79ef\u3002
\n \uff08d\uff09\u5229\u7528BLI\u5728\u4e0d\u540c\u7ec4\u4e2d\u4ee53\u5929\u95f4\u9694\u8fde\u7eed\u76d1\u6d4b\u80bf\u7624\u533a\u57df\u3002
\n \uff08e\uff09\u5728\u6cbb\u759715\u5929\u671f\u95f4\u4e0d\u540c\u7ec4\u4e2d\u5c0f\u9f20\u7684\u4f53\u91cd\u3002
\n \uff08f\uff09\u4e0d\u540c\u7ec4\u4e2d\u80bf\u7624\u7ec4\u7ec7\u7684H\uff06E\u67d3\u8272\u56fe\u50cf\u3002<\/p>\n