{"id":130683,"date":"2018-03-23T06:30:29","date_gmt":"2018-03-22T22:30:29","guid":{"rendered":"\/\/m.iemloyee.com\/?p=130683"},"modified":"2018-03-22T22:14:00","modified_gmt":"2018-03-22T14:14:00","slug":"%e5%b1%b1%e4%b8%9c%e5%a4%a7%e5%ad%a6nano-lett-%e7%94%9f%e7%89%a9%e6%9d%90%e6%96%99%e8%a1%a8%e9%9d%a2%e7%ba%b3%e7%b1%b3%e6%9f%b1%e9%98%b5%e5%88%97%e8%b0%83%e6%8e%a7%e9%aa%a8%e7%bb%84%e7%bb%87","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=130683","title":{"rendered":"\u5c71\u4e1c\u5927\u5b66Nano Lett.: \u751f\u7269\u6750\u6599\u8868\u9762\u7eb3\u7c73\u67f1\u9635\u5217\u8c03\u63a7\u9aa8\u7ec4\u7ec7\u4fee\u590d"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u9aa8\u7f3a\u635f\u5bfc\u81f4\u60a3\u8005\u8fd0\u52a8\u969c\u788d\u3001\u529f\u80fd\u7f3a\u5931\u751a\u81f3\u5371\u53ca\u751f\u547d\u3002\u7531\u4e8e\u81ea\u4f53\u9aa8\u7684\u6765\u6e90\u6709\u9650\uff0c\u5f02\u4f53\u9aa8\u6709\u6392\u5f02\u6027\uff0c\u9aa8\u4fee\u590d\u4e0e\u518d\u751f\u4e00\u76f4\u662f\u533b\u5b66\u96be\u9898\u3002\u4ee5\u5e72\u7ec6\u80de\u3001\u652f\u67b6\u6750\u6599\u548c\u751f\u957f\u56e0\u5b50\u4e3a\u4e3b\u8981\u6784\u6210\u5143\u7d20\u7684\u7ec4\u7ec7\u5de5\u7a0b\u65b9\u6cd5\u662f\u8fd9\u4e00\u96be\u9898\u7684\u6700\u6709\u524d\u9014\u7684\u89e3\u51b3\u65b9\u5f0f\u3002\u5176\u4e2d\uff0c\u8c03\u63a7\u5e72\u7ec6\u80de\u5411\u6210\u9aa8\u7ec6\u80de\u5206\u5316\uff0c\u662f\u5b9e\u73b0\u65b0\u9aa8\u5f62\u6210\u3001\u9aa8\u7ec4\u7ec7\u91cd\u5efa\u7684\u5173\u952e\u3002\u5229\u7528\u7279\u6b8a\u86cb\u767d\u5bf9\u5e72\u7ec6\u80de\u5206\u5316\u8fdb\u884c\u8c03\u63a7\u7684\u65b9\u6cd5\uff0c\u56e0\u86cb\u767d\u4ef7\u683c\u6765\u6e90\u5c11\u3001\u4ef7\u683c\u9ad8\u3001\u5bb9\u6613\u5931\u6d3b\uff0c\u4e14\u8c03\u63a7\u8017\u5468\u671f\u957f\uff0c\u96be\u4ee5\u5b9e\u7528\u5316\u3002\u8fd1\u5e74\u6765\u53d1\u73b0\u5229\u7528\u6750\u6599\u8868\u9762\u7eb3\u7c73\u7ed3\u6784\u53ef\u4ee5\u5b9e\u73b0\u53ef\u9760\u3001\u5feb\u901f\u3001\u6301\u4e45\u4e14\u4f4d\u7f6e\u53ef\u63a7\u7684\u5e72\u7ec6\u80de\u5206\u5316\u7684\u7cbe\u51c6\u8c03\u63a7\uff0c\u8fd9\u79cd\u5e72\u7ec6\u80de\u7684\u7269\u7406\u8c03\u63a7\u65b9\u6cd5\u4e3a\u9aa8\u4fee\u590d\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u9014\u5f84\u3002\u7136\u800c\uff0c\u76ee\u524d\u4e3a\u6b62\uff0c\u5f88\u5c11\u6709\u4eba\u5229\u7528\u751f\u7269\u53ef\u964d\u89e3\u6750\u6599\u6784\u5efa\u7eb3\u7c73\u7ed3\u6784\uff0c\u5b9e\u73b0\u7eb3\u7c73\u7ed3\u6784\u8c03\u63a7\u7684\u5e72\u7ec6\u80de\u6210\u9aa8\u5206\u5316\u548c\u9aa8\u7ec4\u7ec7\u4fee\u590d\u8fc7\u7a0b\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u5c71\u4e1c\u5927\u5b66\u5218\u5b8f\u3001\u5218\u94ce<\/strong>\u548c\u5c71\u4e1c\u5927\u5b66\u9f50\u9c81\u533b\u9662\u5218\u8d85\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u7b49\u4eba\u5229\u7528\u5e02\u552e\u7684\u4e0d\u540c\u578b\u53f7\u7684\u591a\u5b54\u9633\u6781\u6c27\u5316\u94dd\uff08AAO\uff09\u4f5c\u4e3a\u6a21\u677f\uff0c\u91c7\u7528\u7b80\u4fbf\u6613\u884c\u7684\u5fae\u538b\u5370\u7684\u65b9\u6cd5\u5728\u805a\u4e73\u9178\uff08PLA\uff09\u8584\u819c\u8868\u9762\u6784\u5efa\u4e86\u4e0d\u540c\u76f4\u5f84\u7684\u7eb3\u7c73\u67f1\u9635\u5217\u3002\u901a\u8fc7\u5bf9\u4eba\u7684\u8102\u80aa\u6765\u6e90\u95f4\u5145\u8d28\u5e72\u7ec6\u80de\uff08hADSCs\uff09\u5728PLA\u7eb3\u7c73\u67f1\u9635\u5217\u4e0a\u7684\u5206\u5316\u884c\u4e3a\u7684\u7814\u7a76\uff0c\u53d1\u73b0\u5728\u4e0d\u4f7f\u7528\u4efb\u4f55\u5316\u5b66\u6216\u8005\u751f\u7269\u8bf1\u5bfc\u6761\u4ef6\u4e0b\uff0chADSCs\u5728\u4e0d\u540c\u76f4\u5f84\u7684\u7eb3\u7c73\u67f1\u8868\u9762\u7ed3\u6784\u4e0a\u8868\u73b0\u51fa\u5b8c\u5168\u4e0d\u540c\u7684\u5206\u5316\u80fd\u529b\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u76f4\u5f84\u4e3a200 nm\u7684\u7eb3\u7c73\u67f1\u9635\u5217\u6700\u80fd\u4fc3\u8fdb\u8102\u80aa\u95f4\u5145\u8d28\u5e72\u7ec6\u80de\u5411\u6210\u9aa8\u5206\u5316\uff0c\u52a8\u7269\u5b9e\u9a8c\u4e5f\u8bc1\u5b9e\u4e86\u8fd9\u79cdPLA\u7eb3\u7c73\u67f1\u9635\u5217\u6750\u6599\u53ef\u4ee5\u5b9e\u73b0\u5f02\u4f4d\u6210\u9aa8\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201cPolylactic Acid Nanopillar Array-Driven Osteogenic Differentiation of Human Adipose-Derived Stem Cells Determined by Pillar Diameter<\/strong>\u201d\u53d1\u8868\u5728Nano Letters<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe1 \u4e0d\u540c\u7eb3\u7c73\u67f1\u76f4\u5f84\u805a\u4e73\u9178\u9635\u5217\u7684\u5f62\u8c8c\u56fe\u53ca\u5176\u751f\u7269\u76f8\u5bb9\u6027\u6d4b\u8bd5<\/strong><\/p>\n

\"\"<\/p>\n

a-c\uff09 \u805a\u4e73\u9178\u5e73\u7247\u7684\u8868\u9762\u5f62\u8c8c\uff1b<\/p>\n

d-f\uff0cg-h\uff0cj-l\uff09 \u76f4\u5f84\u5206\u522b\u4e3a100 nm\u3001200 nm\u548c300 nm\u7684AAO\u6a21\u677f\u53ca\u5176\u5bf9\u5e94\u5236\u5907\u7684PLA\u7eb3\u7c73\u67f1\u9635\u5217\u5f62\u8c8c\uff1bm-x. hADSCs\u5728\u4e0d\u540c\u7eb3\u7c73\u67f1\u76f4\u5f84\u9635\u5217\u4e0a\u7684\u6d3b\u6b7b\u7ec6\u80de\u67d3\u8272\uff1b<\/p>\n

y-z\uff09 hADSCs\u5728\u4e0d\u540c\u886c\u5e95\u4e0a\u7684\u94fa\u5c55\u793a\u610f\u56fe\u53cacck-8\u6d4b\u8bd5\u7ed3\u679c\u3002<\/p>\n

\u56fe2 hADSCs\u5728\u4e0d\u540c\u7eb3\u7c73\u67f1\u76f4\u5f84\u805a\u4e73\u9178\u9635\u5217\u4e0a\u7684\u94fa\u5c55\u5f62\u8c8c<\/strong><\/p>\n

\"\"<\/p>\n

a-f\uff09hADSCs\u5728\u805a\u4e73\u9178\u5e73\u7247\u4e0a\u7684\u94fa\u5c55\u5f62\u8c8c\uff1b<\/p>\n

g-l\uff09 hADSCs\u5728\u7eb3\u7c73\u67f1\u76f4\u5f84\u4e3a100 nm\u886c\u5e95\u4e0a\u7684\u94fa\u5c55\u5f62\u8c8c\uff1b<\/p>\n

m-r\uff09 hADSCs\u5728\u7eb3\u7c73\u67f1\u76f4\u5f84\u4e3a200 nm\u886c\u5e95\u4e0a\u7684\u94fa\u5c55\u5f62\u8c8c\uff1b<\/p>\n

s-x\uff09 hADSCs\u5728\u7eb3\u7c73\u67f1\u76f4\u5f84\u4e3a300 nm\u886c\u5e95\u4e0a\u7684\u94fa\u5c55\u5f62\u8c8c\u3002<\/p>\n

\u56fe3 hADSCs\u5728\u4e0d\u540c\u7eb3\u7c73\u67f1\u76f4\u5f84\u805a\u4e73\u9178\u9635\u5217\u4e0a\u57f9\u517b21\u5929\u540e\u6210\u9aa8\u76f8\u5173\u57fa\u56e0\u7684q-PCR\u6d4b\u8bd5\u7ed3\u679c<\/strong><\/p>\n

\"\"<\/p>\n

a\uff09\u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684ALP\u86cb\u767d\u542b\u91cf\uff1b<\/p>\n

b\uff09 \u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684Runx2\u57fa\u56e0\u8868\u8fbe\uff1b<\/p>\n

c\uff09\u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684OPN\u57fa\u56e0\u8868\u8fbe\uff1b<\/p>\n

d\uff09 \u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684OCN\u57fa\u56e0\u8868\u8fbe\uff1b<\/p>\n

e\uff09 \u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684\u831c\u7d20\u7ea2\u67d3\u8272\u7ed3\u679c\u3002<\/p>\n

\u56fe4 hADSCs\u5728\u4e0d\u540c\u7eb3\u7c73\u67f1\u76f4\u5f84\u805a\u4e73\u9178\u9635\u5217\u4e0a\u57f9\u517b21\u5929\u540e\u6210\u9aa8\u76f8\u5173\u86cb\u767d\u7684\u8367\u5149\u514d\u75ab\u67d3\u8272\u7ed3\u679c<\/strong><\/p>\n

\"\"<\/p>\n

a-j\uff09 \u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684OPN\u514d\u75ab\u8367\u5149\u67d3\u8272\u7ed3\u679c\uff1b<\/p>\n

k-t\uff09 \u4e0d\u540c\u57f9\u517b\u886c\u5e95\u4e0ahADSCs\u7684OCN\u514d\u75ab\u8367\u5149\u67d3\u8272\u7ed3\u679c\u3002<\/p>\n

\u56fe5 \u5f02\u4f4d\u6210\u9aa8\u7ec4\u7ec7\u5207\u7247\u7684ALP\u514d\u75ab\u7ec4\u7ec7\u5316\u5b66\u67d3\u8272\u548cH&E\u67d3\u8272\u7ed3\u679c<\/strong><\/p>\n

\"\"<\/p>\n

a\uff09PLA\u5e73\u7247\u4e0a\u5f02\u4f4d\u6210\u9aa8\u7ec4\u7ec7\u5207\u7247\u7684ALP\u514d\u75ab\u7ec4\u7ec7\u5316\u5b66\u67d3\u8272\u7ed3\u679c\uff1b<\/p>\n

b\uff09\u7eb3\u7c73\u67f1\u76f4\u5f84\u4e3a200 nm\u7684PLA\u7eb3\u7c73\u67f1\u9635\u5217\u4e0a\u5f02\u4f4d\u6210\u9aa8\u7ec4\u7ec7\u5207\u7247\u7684ALP\u514d\u75ab\u7ec4\u7ec7\u5316\u5b66\u67d3\u8272\u7ed3\u679c\uff1b<\/p>\n

c\uff09PLA\u5e73\u7247\u4e0a\u5f02\u4f4d\u6210\u9aa8\u7ec4\u7ec7\u5207\u7247\u7684H\uff06E\u67d3\u8272\u7ed3\u679c\uff1b<\/p>\n

d\uff09\u7eb3\u7c73\u67f1\u76f4\u5f84\u4e3a200 nm\u7684PLA\u7eb3\u7c73\u67f1\u9635\u5217\u4e0a\u5f02\u4f4d\u6210\u9aa8\u7ec4\u7ec7\u5207\u7247\u7684H\uff06E\u67d3\u8272\u7ed3\u679c\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u8be5\u7814\u7a76\u6307\u51fa\uff0c\u4e09\u79cd\u7eb3\u7c73\u67f1\u9635\u5217\u6750\u6599\uff08\u67f1\u4f53\u76f4\u5f84\u5206\u522b\u4e3a100 nm\uff0c200 nm\u548c300 nm\uff09\u5177\u6709\u7a0b\u5ea6\u4e0d\u540c\u7684\u6210\u9aa8\u8bf1\u5bfc\u80fd\u529b\uff0c\u800cPLA\u5e73\u7247\u57fa\u672c\u4e0d\u5177\u5907\u6210\u9aa8\u8bf1\u5bfc\u80fd\u529b\u3002\u4e14\u4ec5\u5728\u57f9\u517b48 h\u540e\uff0c\u4e0d\u540c\u886c\u5e95\u4e0ahADSCs\u7684\u5f62\u6001\u5c31\u4ea7\u751f\u4e86\u5f88\u5927\u5dee\u5f02\uff0c\u5728\u805a\u4e73\u9178\u5e73\u7247\u53ca\u5176\u4ed6\u886c\u5e95\u4e0a\u7684\u5e72\u7ec6\u80de\u4ecd\u5448\u68ad\u5f62\uff0c\u800c\u76f4\u5f84\u4e3a200 nm\u7684PLA\u7eb3\u7c73\u67f1\u9635\u5217\u6750\u6599\u4e0a\u7684\u7ec6\u80de\u5df2\u5448\u73b0\u6210\u9aa8\u7ec6\u80de\u7279\u5f81\u591a\u8fb9\u5f62\u7ed3\u6784\u3002\u57f9\u517b21\u5929\u540e\u7684\u57fa\u56e0\u548c\u86cb\u767d\u6d4b\u8bd5\u7ed3\u679c\u4e5f\u8868\u660e\u76f4\u5f84\u4e3a200 nm\u7684PLA\u7eb3\u7c73\u67f1\u9635\u5217\u6750\u6599\u5177\u6709\u6700\u5f3a\u7684\u6210\u9aa8\u5206\u5316\u4fc3\u8fdb\u6548\u679c\uff0c\u4e14\u5728\u5f02\u4f4d\u6210\u9aa8\u4e2d\u4e5f\u80fd\u5bcc\u96c6\u66f4\u591a\u4e0e\u6210\u9aa8\u76f8\u5173\u7684\u86cb\u767d\u3002\u56e0\u6b64\uff0c\u8be5\u7814\u7a76\u5229\u7528\u751f\u7269\u53ef\u964d\u89e3\u6750\u6599\u6784\u5efa\u7eb3\u7c73\u7ed3\u6784\uff0c\u63a8\u8fdb\u4e86\u7eb3\u7c73\u7ed3\u6784\u8c03\u63a7\u7684\u5e72\u7ec6\u80de\u6210\u9aa8\u5206\u5316\u548c\u9aa8\u7ec4\u7ec7\u4fee\u590d\u8fc7\u7a0b\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aPolylactic Acid Nanopillar Array-Driven Osteogenic Differentiation of Human Adipose-Derived Stem Cells Determined by Pillar Diameter<\/a><\/strong> (Nano Lett., 2018, DOI: 10.1021\/acs.nanolett.7b04747)<\/p>\n

\u672c\u6587\u7531\u5c71\u4e1c\u5927\u5b66\u5218\u5b8f\u8bfe\u9898\u7ec4\u63d0\u4f9b\uff0c\u7279\u6b64\u611f\u8c22\uff01<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8\u5927\u5bb6\u5ead<\/a>\u3002<\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n

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