{"id":266057,"date":"2025-04-10T07:21:37","date_gmt":"2025-04-09T23:21:37","guid":{"rendered":"\/\/m.iemloyee.com\/?p=266057"},"modified":"2025-04-09T22:29:40","modified_gmt":"2025-04-09T14:29:40","slug":"266057","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=266057","title":{"rendered":"\u5411\u5149\u800c\u884c\u2014\u201c\u5149\u6d41\u4f53\u201d"},"content":{"rendered":"
\u5317\u4eac\u65f6\u95f42025\u5e744\u67089\u65e5\uff0c\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\u5316\u5b66\u5316\u5de5\u5b66\u9662\u9093\u6960\u6960\u8bfe\u9898\u7ec4<\/b><\/strong>\u5728Nature M<\/i><\/b><\/em><\/strong>aterials<\/i><\/b><\/em><\/strong>\u671f\u520a\u53d1\u8868\u9898\u4e3a\u201cDNA photofluids\u00a0show\u00a0life-like\u00a0motion\u201d\u7684\u7814\u7a76\u6210\u679c\u3002\u8be5\u6210\u679c\u63d0\u51fa\u201c\u5149\u6d41\u4f53\u201d\u65b0\u6982\u5ff5\uff0c\u62a5\u9053\u4e86\u4e00\u79cd\u5149\u9a71\u52a8DNA\u7eb3\u7c73\u673a\u5668\u7ec4\u88c5\u7684\u6d3b\u6027\u6db2\u4f53\uff0c\u8be5\u4f53\u7cfb\u5c55\u73b0\u51fa\u751f\u547d\u8fd0\u52a8\u884c\u4e3a\u3002\u8bba\u6587\u4f5c\u8005\u5305\u62ec\u535a\u58eb\u540e\u8d75\u542f\u7ea2\u535a\u58eb\u3001\u535a\u58eb\u751f\u9f50\u91d1\u9896\u4ee5\u53ca\u901a\u8baf\u4f5c\u8005\u9093\u6960\u6960\u526f\u6559\u6388\u3002<\/p>\n \u751f\u547d\u8fd0\u52a8\u4e3b\u8981\u6e90\u4e8e\u6210\u5343\u4e0a\u4e07\u4e2a\u751f\u7269\u5206\u5b50\u673a\u5668\u4e0d\u65ad\u5730\u5c06\u5149\u80fd\u6216\u5316\u5b66\u80fd\uff08ATP\uff09\u8f6c\u5316\u4e3a\u5fae\u89c2\u673a\u68b0\u80fd\uff0c\u5e76\u901a\u8fc7\u590d\u6742\u7684\u534f\u540c\u4f5c\u7528\uff0c\u4ece\u800c\u6d8c\u73b0\u51fa\u7684\u96c6\u4f53\u884c\u4e3a\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u662f\u7ec6\u80de\u4fdd\u6301\u6d3b\u6027\u548c\u529f\u80fd\u6027\u7684\u91cd\u8981\u57fa\u7840\u3002\u7ee72016\u5e74Jean-Pierre Sauvag\u3001J. Fraser Stoddart\u548cBen L. Feringa\u56e0\u4eba\u5de5\u5206\u5b50\u673a\u5668\u7684\u5f00\u521b\u6027\u7814\u7a76\u83b7\u5f97\u8bfa\u8d1d\u5c14\u5316\u5b66\u5956\u540e\uff0c\u5982\u4f55\u4f7f\u8fd9\u4e9b\u7eb3\u7c73\u7ea7\u673a\u5668\u5728\u7c7b\u7ec6\u80de\u73af\u5883\u4e0b\u534f\u540c\u5de5\u4f5c\u5e76\u4ea7\u751f\u5b8f\u89c2\u8fd0\u52a8\u4ecd\u662f\u60ac\u800c\u672a\u51b3\u7684\u79d1\u5b66\u96be\u9898\u3002<\/p>\n <\/p>\n \u9762\u5bf9\u8fd9\u4e00\u96be\u9898\uff0c\u8be5\u7814\u7a76\u901a\u8fc7\u6db2-\u6db2\u76f8\u5206\u79bb\u6280\u672f\uff0c\u5229\u7528\u4eba\u5de5DNA\u7eb3\u7c73\u673a\u5668\u6784\u5efa\u51fa\u4e00\u79cd\u5177\u6709\u5149\u54cd\u5e94\u7279\u6027\u7684\u6d3b\u6027\u6d41\u4f53\uff08\u7b80\u79f0”\u5149\u6d41\u4f53”\uff09\u3002\u8be5\u5149\u6d41\u4f53\u53ef\u5c06\u5149\u8bf1\u5bfc\u7684DNA\u7eb3\u7c73\u673a\u5668\u7684\u5206\u5b50\u8fd0\u52a8\u534f\u540c\u8f6c\u5316\u4e3a\u975e\u5e73\u8861\u6001\u5b8f\u89c2\u7ed3\u6784\uff0c\u5e76\u6d8c\u73b0\u51fa\u7c7b\u7ec6\u80de\u884c\u4e3a\uff0c\u5f62\u6210\u4e00\u79cd\u5177\u6709\u8017\u6563\u7279\u6027\u548c\u52a8\u6001\u6d3b\u6027\u7684\u7c7b\u7ec6\u80de\u5206\u5b50\u7cfb\u7edf\u3002<\/p>\n <\/p>\n \u4f5c\u8005\u5229\u7528\u5076\u6c2e\u82ef\u5206\u5b50\u548cDNA\u7eb3\u7c73\u7ed3\u6784\u7ed3\u5408\u521b\u9020\u4e86\u4e00\u79cd\u5149\u54cd\u5e94DNA\u7eb3\u7c73\u673a\u5668\uff0c\u8be5\u7eb3\u7c73\u673a\u5668\u53ef\u4ee5\u901a\u8fc7\u7c98\u6027\u672b\u7aef\u914d\u5bf9\u5f15\u53d1\u6db2-\u6db2\u76f8\u5206\u79bb\u5f62\u6210DNA\u201c\u5149\u6d41\u4f53\u201d\uff08\u56fe1\uff09\u3002\u5076\u6c2e\u82ef\u5206\u5b50\u4f5c\u4e3a\u201c\u7eb3\u7c73\u5f15\u64ce\u201d\uff0c\u50cf\u662f\u7ed9DNA\u63d2\u4e0a\u4e86\u7eb3\u7c73\u201c\u7fc5\u8180\u201d\uff0c\u901a\u8fc7\u5438\u6536\u5149\u80fd\uff08\u53ef\u89c1\u5149\u6216\u7d2b\u5916\u5149\uff09\u8fdb\u884c\u53ef\u9006\u7684\u987a-\u53cd\uff08cis-trans\uff09\u7ed3\u6784\u5f02\u6784\uff0c\u4ee5\u8c03\u8282\u53cc\u94feDNA\u7684\u6742\u4ea4\u8fc7\u7a0b\uff0c\u8bf1\u5bfcDNA\u6db2\u6ef4\u89e3\u79bb\u548c\u518d\u7ec4\u88c5\uff08\u56fe1\uff09\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u5076\u6c2e\u82ef\u5206\u5b50\u4ea6\u5728\u53ef\u89c1\u5149\u7684\u7167\u5c04\u4e0b\uff0c\u53ef\u8fdb\u884c\u5feb\u901f\u7684\u53cd\u5f0f-\u987a\u5f0f-\u53cd\u5f0f\uff08trans-cis-trans\uff09\u5f02\u6784\u5316\u5faa\u73af\uff0c\u4f7f\u7eb3\u7c73\u201c\u7fc5\u8180\u201d\u8fde\u7eed\u62cd\u52a8\uff0c\u6301\u7eed\u5c06\u5149\u80fd\u8f6c\u5316\u4e3a\u5fae\u89c2\u52a8\u80fd\uff0c\u5728\u5149\u573a\u7684\u8c03\u63a7\u4e0b\uff0c\u76f4\u63a5\u8f6c\u5316\u4e3a\u5149\u6d41\u4f53\u7684\u5b8f\u89c2\u8fd0\u52a8\u3002\u4f5c\u8005\u53d1\u73b0\u5728\u975e\u504f\u632f\u7684\u53ef\u89c1\u5149\u7684\u7167\u5c04\u4e0b\uff0c\u7403\u5f62\u7684DNA\u6db2\u6ef4\u53ef\u62c9\u957f\u6210\u52a8\u6001\u7684\u68d2\u72b6\u7ed3\u6784\uff08\u56fe2\uff09\uff0c\u800c\u5728\u7ebf\u6027\u504f\u632f\u53ef\u89c1\u5149\u7167\u5c04\u4e0b\uff0cDNA\u6db2\u6ef4\u5219\u53ef\u53d8\u5f62\u4e3a\u4e8c\u7ef4\u6db2\u4f53\u8584\u7247\uff08\u56fe2\uff09\uff0c\u5f53\u5149\u7167\u505c\u6b62\u540e\uff0c\u9010\u6e10\u6062\u590d\u7403\u5f62\u3002<\/p>\n \u56fe1. Photon-fuelled DNA nanomachines and reversible assembly of DNA droplets.<\/p>\n \u56fe2. Vis-light-fuelled deformations of the active DNA droplets.<\/p>\n <\/p>\n \u968f\u540e\uff0c\u4f5c\u8005\u89e3\u6790\u4e86DNA\u5149\u6d41\u4f53\u5185\u90e8\u7684\u80fd\u91cf\u8f6c\u5316\u673a\u5236\u548c\u52a8\u91cf\u4f20\u9012\u673a\u5236\u3002\u6839\u636eWeigert Effect\uff0c\u53cd\u5f0f\u5076\u6c2e\u5206\u5b50\u8f74\u65b9\u5411\u5728\u5149\u5f02\u6784\u5316\u5faa\u73af\u4e2d\u4f1a\u53d1\u751f\u968f\u673a\u53d8\u5316\uff0c\u4f46\u5f53\u6fc0\u53d1\u7684\u5076\u6c2e\u5206\u5b50\u6070\u597d\u5782\u76f4\u4e8e\u5165\u5c04\u5149\u7684\u504f\u632f\u65b9\u5411\u65f6\uff0c\u5bf9\u5149\u5b50\u5438\u6536\u6548\u7387\u5c06\u9aa4\u964d\uff0c\u5149\u81f4\u5f02\u6784\u5316\u505c\u6b62\uff08\u56fe2a\uff09\uff0c\u56e0\u6b64\uff0c\u5f53\u8d8a\u6765\u8d8a\u591a\u7684\u53cd\u5f0f\u5076\u6c2e\u5206\u5b50\u5782\u76f4\u4e8e\u5149\u7684\u504f\u632f\u65b9\u5411\u8fdb\u884c\u6392\u5217\uff0c\u5373\u5728\u5404\u5411\u540c\u6027\u7684DNA\u6db2\u6ef4\u4e2d\u4ea7\u751f\u4e86\u4e00\u5b9a\u5206\u5b50\u53d6\u5411\uff0c\u800c\u672a\u6392\u5217\u7684\u5076\u6c2e\u82ef\u5206\u5b50\u6301\u7eed\u5c06\u5149\u80fd\u8f6c\u5316\u4e3a\u5fae\u89c2\u52a8\u80fd\uff0c\u5e76\u6cbf\u7740\u5206\u5b50\u53d6\u5411\u88ab\u6301\u7eed\u653e\u5927\uff0c\u5bfc\u81f4DNA\u6db2\u4f53\u4ea7\u751f\u5b8f\u89c2\u53d8\u5f62\u3002\u5728\u975e\u504f\u632f\u53ef\u89c1\u5149\u4e0b\uff0cDNA\u6db2\u6ef4\u662f\u6cbf\u7740\u5149\u4f20\u64ad\u7684\u65b9\u5411\u88ab\u62c9\u957f\uff0c\u968f\u540e\u7531\u4e8e\u4e0e\u5468\u56f4\u4ecb\u8d28\u5bc6\u5ea6\u5dee\u800c\u968f\u673a\u7ffb\u8f6c\uff08\u56fe2c\uff09\u3002\u6b64\u5916\uff0c\u4f5c\u8005\u5229\u7528\u51b7\u51bb\u7535\u955c\u3001\u539f\u5b50\u529b\u663e\u5fae\u955c\u548c\u6fc0\u5149\u5171\u805a\u7126\u6210\u50cf\u7b49\u6280\u672f\u89e3\u6790\u4e86DNA\u5149\u6d41\u4f53\u5185\u90e8\u7684\u52a8\u6001\u7ed3\u6784\u6f14\u53d8\uff0c\u53d1\u73b0DNA\u5149\u6d41\u4f53\u5185\u90e8\u548c\u6e38\u79bb\u7684DNA\u7eb3\u7c73\u673a\u5668\u53ef\u901a\u8fc7\u5149\u7167\u4ea7\u751f\u4e00\u79cd\u7c7b\u4f3c\u7ec6\u80de\u9aa8\u67b6\uff08\u5982\u5fae\u7ba1\u3001\u5fae\u4e1d\uff09\u7684\u5fae\u7eb3\u7ed3\u6784\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u80fd\u91cf\u8017\u6563\u52a8\u6001\u81ea\u7ec4\u88c5\uff0c\u800c\u4e14\u53ef\u4ee5\u80fd\u91cf\u8017\u6563\u81ea\u53d1\u8fd0\u52a8\uff08\u56fe3\uff09\u3002DNA\u7eb3\u7c73\u7ea4\u7ef4\u53ea\u5728\u5149\u7167\u7684\u6761\u4ef6\u4e0b\u5b58\u5728\uff0c\u5149\u7167\u505c\u6b62\uff0cDNA\u7eb3\u7c73\u7ea4\u7ef4\u5c06\u81ea\u53d1\u89e3\u79bb\u5e76\u8f6c\u5316\u4e3aDNA\u6db2\u4f53\uff08\u56fe3\uff09\uff0c\u6b64\u52a8\u6001DNA\u7eb3\u7c73\u7ea4\u7ef4\u53ef\u80fd\u4fc3\u8fdb\u4e86\u80fd\u91cf\u8f6c\u5316\u4e0e\u5fae\u52a8\u91cf\u7684\u6301\u7eed\u653e\u5927\u3002<\/p>\n \u56fe3. Photoinduced fibrillation inside DNA droplets.<\/p>\n <\/p>\n \u4e3a\u5c55\u793aDNA\u5149\u6d41\u4f53\u5177\u6709\u7c7b\u7ec6\u80de\u8fd0\u52a8\u884c\u4e3a\uff0c\u4f5c\u8005\u901a\u8fc7\u65f6\u7a7a\u5206\u8fa8\u7684\u7ed3\u6784\u5149\u8c03\u63a7\u8bf1\u5bfc\u4e86DNA\u6db2\u6ef4\u7684\u590d\u6742\u7ed3\u6784\u53d8\u5316\u548c\u751f\u547d\u8fd0\u52a8\u884c\u4e3a\u3002\u5728DNA\u6db2\u6ef4\u7684\u4e0d\u540c\u4f4d\u7f6e\u8fdb\u884c\u5c40\u90e8\u5149\u7167\u5c04\u53ef\u4ea7\u751f\u4e0d\u540c\u7684\u8fd0\u52a8\u884c\u4e3a\uff0c\u4f8b\u5982\u8815\u52a8\u722c\u884c\u3001\u53d8\u5f62\u3001\u5206\u88c2\u548c\u65cb\u8f6c\u7b49\uff08\u56fe4\uff09\u3002\u6700\u540e\u4f5c\u8005\u5c06\u5149\u6d41\u4f53\u7528\u505a\u5fae\u9a71\u52a8\u5668\uff0c\u4ee5\u53ca\u7528\u4e8e\u8bf1\u5bfc\u6d41\u4f53\u65cb\u6da1\u53d1\u751f\uff0c\u5c55\u73b0\u4e86\u8be5\u5149\u6d41\u4f53\u53ef\u76f4\u63a5\u5229\u7528\u5149\u80fd\u505a\u529f\uff08\u56fe5\uff09\u3002<\/p>\n \u56fe4. Cell-like motions in active DNA droplets via spatiotemporal Vis irradiation.<\/p>\n \u56fe5. Photofluids support macroscopic actuation on Vis irradiation.<\/p>\n <\/p>\n \u4eba\u5de5\u5206\u5b50\u673a\u5668\u80fd\u591f\u5c06\u5149\u80fd\/\u5316\u5b66\u80fd\u8f6c\u5316\u4e3a\u5206\u5b50\u8fd0\u52a8\uff0c\u4f46\u6db2\u6001\u73af\u5883\u5c5e\u4e8e\u5404\u5411\u540c\u6027\u7684\u4ecb\u8d28\uff0c\u96be\u4ee5\u534f\u540c\u8c03\u63a7\u5206\u5b50\u673a\u68b0\u8fd0\u52a8\uff0c\u56e0\u800c\u65e0\u6cd5\u5c06\u5206\u5b50\u8fd0\u52a8\u8f6c\u5316\u4e3a\u5b8f\u89c2\u7ed3\u6784\u5f62\u53d8\u548c\u8fd0\u52a8\u30022021\u5e74Science\u6742\u5fd7\u53d1\u5e03\u4e86125\u4e2a\u91cd\u8981\u79d1\u5b66\u95ee\u9898\uff0c\u5176\u4e2d\u5305\u62ec\uff081\uff09\u7ec6\u80de\u5185\u751f\u7269\u5206\u5b50\u5982\u4f55\u7ec4\u7ec7\u4ece\u800c\u6709\u5e8f\u6709\u6548\u53d1\u6325\u4f5c\u7528\uff1f\uff082\uff09\u7269\u8d28\u5982\u4f55\u88ab\u7f16\u7801\u6210\u751f\u547d\u6750\u6599\uff1f\uff083\uff09\u53ef\u4ee5\u5b9e\u73b0\u4eba\u5de5\u5408\u6210\u7ec6\u80de\u5417\uff1f\u8be5\u7814\u7a76\u4e3a\u4ee5\u4e0a\u96be\u9898\u63d0\u4f9b\u4e86\u65b0\u7684\u542f\u793a\uff0c\u540c\u65f6\u63ed\u793a\u4e86\u4eba\u5de5\u5206\u5b50\u673a\u5668\u5728\u6784\u5efa\u6d3b\u6027\u8f6f\u7269\u8d28\u65b9\u9762\u7684\u5de8\u5927\u6f5c\u529b\uff0c\u4e0d\u4ec5\u4e3a\u7406\u89e3\u7269\u8d28\u5411\u751f\u547d\u590d\u6742\u5316\u6f14\u8fdb\u63d0\u4f9b\u4e86\u65b0\u89c6\u89d2\uff0c\u66f4\u4e3a\u5f00\u53d1\u5177\u6709\u751f\u547d\u7279\u6027\u7684\u529f\u80fd\u6750\u6599\u5f00\u8f9f\u4e86\u65b0\u8def\u5f84\u3002\u5149\u6d41\u4f53\u4f7f\u5f97\u76f4\u63a5\u5229\u7528\u592a\u9633\u80fd\u4ea7\u751f\u8fde\u7eed\u6d41\u4f53\u8fd0\u52a8\u6210\u4e3a\u53ef\u80fd\uff0c\u5176\u6784\u5efa\u65b9\u6cd5\u6781\u6613\u62d3\u5c55\u81f3\u5176\u4ed6\u5206\u5b50\u673a\u5668\u548c\u6db2\u6db2\u76f8\u5206\u79bb\u4f53\u7cfb\uff0c\u76ee\u524d\u8be5\u8bfe\u9898\u7ec4\u5df2\u6210\u529f\u5f00\u53d1\u51faRNA\u5149\u6d41\u4f53\u548c\u591a\u80bd\u5149\u6d41\u4f53\u7b49\u4f53\u7cfb\uff0c\u76f8\u5173\u7814\u7a76\u6210\u679c\u6b63\u5728\u6295\u7a3f\u4e2d\u3002\u6b64\u7c7b\u81ea\u9a71\u52a8\u667a\u80fd\u6750\u6599\u5728\u4eba\u5de5\u808c\u8089\u3001\u4eff\u751f\u8f6f\u4f53\u673a\u5668\u4eba\u3001\u80fd\u91cf\u6536\u96c6\u88c5\u7f6e\u3001\u667a\u80fd\u836f\u7269\u8f7d\u4f53\u3001\u81ea\u9002\u5e94\u9a71\u52a8\u8bbe\u5907\u3001\u7ec4\u7ec7\u5de5\u7a0b\u53ca\u5408\u6210\u7ec6\u80de\u7b49\u9886\u57df\u5c55\u73b0\u51fa\u5e7f\u9614\u5e94\u7528\u524d\u666f\u3002<\/p>\n <\/p>\n \u8be5\u7814\u7a76\u7531\u4e0a\u6d77\u5e02\u9762\u4e0a\u9879\u76ee\u3001\u56db\u5ddd\u7701\u9762\u4e0a\u9879\u76ee\u3001\u56fd\u81ea\u7136\u9762\u4e0a\u548c\u9752\u5e74\u9879\u76ee\u3001\u56db\u5ddd\u5929\u5e9c\u5ce8\u7709\u8ba1\u5212\u548c\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\u7ecd\u5174\u7814\u7a76\u9662\u5f00\u653e\u8bfe\u9898\u7b49\u57fa\u91d1\u8d44\u52a9\u3002<\/p>\n <\/p>\n
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