{"id":49537,"date":"2017-07-19T00:00:00","date_gmt":"2017-07-19T00:00:00","guid":{"rendered":"https:\/\/www.cpr.cuhk.edu.hk\/press\/cuhk-scientists-use-tiny-marine-bacteria-to-trace-earths-history\/"},"modified":"2017-07-19T00:00:00","modified_gmt":"2017-07-19T00:00:00","slug":"cuhk-scientists-use-tiny-marine-bacteria-to-trace-earths-history","status":"publish","type":"press","link":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/press\/cuhk-scientists-use-tiny-marine-bacteria-to-trace-earths-history\/","title":{"rendered":"\u4e2d\u5927\u5b66\u8005\u4ece\u8d85\u5fae\u578b\u6d77\u6d0b\u7ec6\u83cc\u8ffd\u6eaf\u5730\u7403\u6f14\u5316\u5386\u53f2"},"content":{"rendered":"","protected":false},"featured_media":0,"template":"","tags":[],"class_list":["post-49537","press","type-press","status-publish","hentry"],"acf":{"title_alt":"","sub_title_alt":"","press_date":"20170719","keep":false,"details":"<p>\u9999\u6e2f\u4e2d\u6587\u5927\u5b66\uff08\u4e2d\u5927\uff09\u751f\u547d\u79d1\u5b66\u5b66\u9662<strong>\u7f57\u6d77\u4f1f\u6559\u6388<\/strong>\u53ca\u5176\u7814\u7a76\u56e2\u961f\uff0c\u5bf9\u539f\u7eff\u7403\u85fb\uff08<em>Prochlorococcus<\/em>\uff09\u7b49\u51e0\u7c7b\u8d85\u5fae\u578b\u6d77\u6d0b\u7ec6\u83cc\u4ee5\u8d85\u7ea7\u7535\u8111\u8fdb\u884c\u57fa\u56e0\u7ec4\u5206\u6790\uff0c\u53d1\u73b0\u5b83\u4eec\u5728\u65e9\u671f\u7684\u8fdb\u5316\u8fc7\u7a0b\u4e2d\u66fe\u5728\u77ed\u65f6\u95f4\u5185\u4e22\u5931\u4e86\u5927\u91cfDNA\u5206\u5b50\uff0c\u5e76\u5f88\u53ef\u80fd\u662f\u7531\u4e8e\u5730\u7403\u5f53\u65f6\u53d1\u751f\u4e86\u7a81\u53d8\uff08\u4f8b\u5982\u6c14\u5019\u6025\u5267\u53d8\u5316\uff09\uff0c\u4f7f\u539f\u7eff\u7403\u85fb\u51cf\u7f13\u751a\u81f3\u505c\u6b62\u751f\u957f\u3002<strong>\u6d77\u6d0b\u5fae\u751f\u7269\u5b66\u5bb6\u666e\u904d\u8ba4\u4e3a\u8d85\u5fae\u578b\u6d77\u6d0b\u7ec6\u83cc\u7684\u6f14\u5316\u662f\u8fbe\u5c14\u6587\u751f\u7269\u8fdb\u5316\u8bba\u7684\u91cd\u8981\u8bc1\u636e\uff0c\u7f57\u6559\u6388\u7684\u53d1\u73b0\u63a8\u7ffb\u4e86\u6b64\u8bf4\u3002\u7814\u7a76\u6210\u679c\u5df2\u520a\u767b\u5728\u6700\u65b0\u4e00\u671f\u7684\u300a\u81ea\u7136\u5fae\u751f\u7269\u5b66\u300b\uff08<\/strong><strong><em>Nature Microbiology<\/em><\/strong><strong>\uff09\u3002\u6b64\u9879\u7814\u7a76\u6d89\u53ca\u8de8\u5b66\u79d1\u77e5\u8bc6\uff0c\u5305\u62ec\u5fae\u751f\u7269\u5b66\u3001\u8fdb\u5316\u751f\u7269\u5b66\u3001\u6d77\u6d0b\u79d1\u5b66\u53ca\u7535\u8111\u79d1\u5b66\u3002<\/strong>&nbsp;<\/p><p>\u4e00\u6ef4\u6d77\u6c34\u8574\u85cf\u8457\u6570\u4ee5\u767e\u4e07\u4e2a\u7ec6\u83cc\uff0c\u5b83\u4eec\u5927\u90e8\u5206\u53ea\u67090.5\u5fae\u7c73\u5de6\u53f3\u5927\u5c0f\uff0c\u88ab\u79f0\u4e3a\u8d85\u5fae\u578b\u6d6e\u6e38\u7ec6\u83cc\u3002\u5b83\u4eec\u4e0d\u4f46\u6ca1\u6709\u5371\u5bb3\u4eba\u7c7b\u548c\u5927\u578b\u6d77\u6d0b\u751f\u7269\u7684\u5065\u5eb7\uff0c\u66f4\u662f\u7ef4\u6301\u5730\u7403\u5143\u7d20\u5faa\u73af\u5e73\u8861\u548c\u8c03\u8282\u6c14\u5019\u53d8\u5316\u7684\u91cd\u8981\u5e55\u540e\u529f\u81e3\u3002\u5730\u7403\u4e0a\uff08\u5305\u62ec\u6d77\u6d0b\u548c\u9646\u5730\uff0920%\u7684\u53f6\u7eff\u7d20\u90fd\u662f\u7531\u539f\u7eff\u7403\u85fb\u5408\u6210\uff0c\u800c\u53f6\u7eff\u7d20\u662f\u5149\u5408\u4f5c\u7528\u7684\u5fc5\u8981\u7269\u8d28\uff0c\u4ee5\u4ea7\u751f\u6c27\u6c14\u3002\u56e0\u6b64\u6211\u4eec\u547c\u5438\u7684\u6c27\u6c14\uff0c\u5f88\u5927\u90e8\u5206\u5f52\u529f\u4e8e\u8fd9\u7c7b\u8d85\u5fae\u578b\u6d77\u6d0b\u7ec6\u83cc\u3002<strong>\u4e86\u89e3\u539f\u7eff\u7403\u85fb\u7684\u8fdb\u5316\u53f2\u5bf9\u7814\u7a76\u6d77\u6d0b\u73af\u5883\u7684\u9002\u5e94\u673a\u5236\uff0c\u4ee5\u81f3\u751f\u7269\u53ca\u5730\u7403\u7684\u6f14\u5316\u5386\u53f2\uff0c\u7686\u5177\u6709\u91cd\u5927\u610f\u4e49\u3002<\/strong>&nbsp;<\/p><p>\u81ea\u7136\u9009\u62e9\uff08natural selection\uff09\u662f\u8fbe\u5c14\u6587\u63d0\u51fa\u7684\u751f\u7269\u8fdb\u5316\u8bba\u4e4b\u4e3b\u8981\u673a\u5236\uff0c\u6307\u751f\u7269\u7684\u9057\u4f20\u7279\u5f81\u4f1a\u5728\u7ade\u4e89\u4e2d\u88ab\u4fdd\u5b58\u6216\u6dd8\u6c70\uff0c\u4ee5\u89e3\u91ca\u751f\u7269\u5982\u4f55\u9002\u5e94\u73af\u5883\u3002\u6d77\u6c34\u662f\u4e00\u79cd\u6781\u5176\u7a00\u91ca\u7684\u751f\u6001\u73af\u5883\uff0c\u8425\u517b\u6781\u5ea6\u532e\u4e4f\uff0c\u56e0\u6b64\u751f\u6d3b\u5728\u6d77\u6d0b\u4e2d\u7684\u6d6e\u6e38\u7ec6\u83cc\u957f\u671f\u5904\u4e8e\u9965\u997f\u72b6\u6001\u3002\u5b83\u4eec\u901a\u8fc7\u957f\u671f\u7684\u6f14\u5316\uff0c\u4f1a\u5927\u91cf\u4e22\u5931DNA\u5206\u5b50\u4ee5\u7f29\u5c0f\u7ec6\u80de\u4f53\u79ef\uff0c\u4ece\u800c\u589e\u5927\u6bd4\u8868\u9762\u79ef\uff08\u4ee5\u5355\u4f4d\u8ba1\u7684\u603b\u8868\u9762\u79ef\uff09\u4ee5\u66f4\u6709\u6548\u5730\u4ece\u6d77\u6c34\u4e2d\u5438\u6536\u8425\u517b\u3002\u56e0\u6b64\uff0c\u79d1\u5b66\u5bb6\u666e\u904d\u8ba4\u4e3a\u5e26\u6709\u5c0f\u578b\u57fa\u56e0\u7ec4\u7684\u8d85\u5fae\u578b\u6d77\u6d0b\u7ec6\u83cc\u662f\u5728\u8425\u517b\u532e\u4e4f\u7684\u6d77\u6d0b\u73af\u5883\u4e2d\u81ea\u7136\u9009\u62e9\u540e\u7684\u7ed3\u679c\uff0c\u6210\u4e3a\u8fbe\u5c14\u6587\u751f\u7269\u8fdb\u5316\u8bba\u7684\u91cd\u8981\u8bc1\u636e\u3002&nbsp;<\/p><p><strong>\u7f57\u6d77\u4f1f\u6559\u6388<\/strong>\u8054\u540c\u5176\u535a\u58eb\u540e\u7814\u7a76\u5458<strong>\u9ec4\u548f\u6d01\u535a\u58eb<\/strong>\u3001\u7f8e\u56fdBigelow\u6d77\u6d0b\u7814\u7a76\u6240<strong>Ramunas Stepanauskas<\/strong><strong>\u6559\u6388<\/strong>\uff0c\u4ee5\u53ca\u7f8e\u56fd\u5357\u5361\u7f57\u6765\u7eb3\u5927\u5b66<strong>\u5510\u7ee7\u519b\u6559\u6388<\/strong>\uff0c<strong>\u5229\u7528\u8d85\u7ea7\u8ba1\u7b97\u673a\u5206\u6790\u4e86\u8fd1<\/strong><strong>100<\/strong><strong>\u4e2a\u539f\u7eff\u7403\u85fb\u57fa\u56e0\u7ec4<\/strong><strong>DNA<\/strong><strong>\u5e8f\u5217<\/strong>\uff0c\u901a\u8fc7\u91cd\u6784\u5b83\u4eec\u7684\u8fdb\u5316\u53f2\u5e76\u8ba1\u7b97\u4e0d\u540c\u7c7b\u578b\u57fa\u56e0\u7a81\u53d8\u7684\u7d2f\u79ef\u901f\u5ea6\uff0c\u53d1\u73b0\u8fd9\u4e9b\u770b\u4f3c\u51e0\u4e4e\u5b8c\u7f8e\u8fdb\u5316\u7684\u8d85\u5fae\u578b\u7ec6\u83cc\uff0c\u539f\u6765\u7d2f\u79ef\u4e86\u5927\u91cf\u6709\u5bb3\u7684\u57fa\u56e0\u7a81\u53d8\u3002\u7814\u7a76\u66f4\u53d1\u73b0\uff0c\u8fd9\u4e9b\u6709\u5bb3\u7a81\u53d8\u53d1\u751f\u7684\u65f6\u95f4\u548cDNA\u5206\u5b50\u5927\u91cf\u4e22\u5931\u7684\u65f6\u95f4\u543b\u5408\u2500\u2500\u90fd\u53d1\u751f\u5728\u539f\u7eff\u7403\u85fb\u65e9\u671f\u7684\u8fdb\u5316\u53f2\u4e2d\u3002&nbsp;<\/p><p>\u6839\u636e\u73b0\u4ee3\u5206\u5b50\u8fdb\u5316\u7406\u8bba\uff0c\u7f57\u6559\u6388\u7684\u53d1\u73b0\u8bf4\u660e\u539f\u7eff\u7403\u85fb\u4e22\u5931\u5927\u91cfDNA\u5206\u5b50\u5e76\u975e\u4e3a\u4e86\u9002\u5e94\u6d77\u6d0b\u73af\u5883\uff0c\u76f8\u53cd\uff0c\u8fd9\u662f\u4e00\u4e2a\u968f\u673a\u7684\u8fc7\u7a0b\u3002<strong>\u7f57\u6d77\u4f1f\u6559\u6388<\/strong>\u8868\u793a\uff1a\u300c<strong>\u8fd9\u662f\u79d1\u5b66\u754c\u9996\u6b21\u53d1\u73b0\u539f\u7eff\u7403\u85fb\u5e76\u975e\u5b8c\u7f8e\u8fdb\u5316\u7684\u8bc1\u636e<\/strong>\u3002\u6211\u4eec\u4f30\u8ba1\u539f\u7eff\u7403\u85fb\u5728\u65e9\u671f\u8fdb\u5316\u65f6\uff0c\u5730\u7403\u53d1\u751f\u4e86\u91cd\u5927\u7684\u53d8\u5316\uff0c\u53ef\u80fd\u662f\u6c14\u5019\u5267\u53d8\uff0c\u4ee4\u539f\u7eff\u7403\u85fb\u7fa4\u5927\u89c4\u6a21\u7f29\u5c0f\uff0c\u4ee4\u81ea\u7136\u9009\u62e9\u673a\u5236\u5931\u6548\u800c\u79ef\u7d2f\u4e86\u6709\u5bb3\u7684\u57fa\u56e0\u7a81\u53d8\u3002\u76ee\u524d\uff0c\u6211\u4e0e\u7814\u7a76\u56e2\u961f\u6b63\u81f4\u529b\u901a\u8fc7\u8d85\u7ea7\u8ba1\u7b97\u673a\u91cd\u6784\u57fa\u56e0\u7ec4\u53d8\u5316\u7684\u5e74\u4ee3\u548c\u7ec6\u8282\uff0c\u6709\u671b\u4e0e\u5730\u8d28\u5b66\u5bb6\u6240\u4e86\u89e3\u7684\u5730\u7403\u6f14\u5316\u4e8b\u4ef6\u8054\u7cfb\u8d77\u6765\u3002\u300d&nbsp;<\/p><p><strong>\u7f57\u6559\u6388\u53ca\u5176\u56e2\u961f\u66f4\u7814\u53d1\u4e86\u4e00\u5957\u57fa\u56e0\u5e8f\u5217\u5206\u6790\u8f6f\u4ef6<\/strong>\uff0c\u7528\u4ee5\u6d4b\u5b9a\u4e0d\u540c\u7c7b\u578b\u57fa\u56e0\u7a81\u53d8\u7684\u901f\u7387\u3002\u8be5\u8f6f\u4ef6\u4e0d\u4f46\u80fd\u5206\u6790\u6d77\u6d0b\u7ec6\u83cc\u7684\u57fa\u56e0\u5e8f\u5217\uff0c\u66f4\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5176\u5b83\u5404\u79cd\u73af\u5883\u4e2d\u7684\u5fae\u578b\u548c\u5927\u578b\u751f\u7269\uff0c<strong>\u73b0\u5df2\u5f00\u653e\u4e88\u5168\u7403\u79d1\u5b66\u5bb6\u4f7f\u7528\u3002<\/strong>&nbsp;<\/p><p>\u6b64\u7814\u7a76\u9879\u76ee\u83b7\u7814\u7a76\u8d44\u52a9\u5c40\u6770\u51fa\u9752\u5e74\u5b66\u8005\u8ba1\u5212\u53ca\u4e2d\u5927\u76f4\u63a5\u8d44\u52a9\u8ba1\u5212\u8d44\u52a9\uff0c\u5e76\u7531\u4e2d\u5927\u674e\u798f\u5584\u6d77\u6d0b\u79d1\u5b66\u7814\u7a76\u4e2d\u5fc3\u3001\u519c\u4e1a\u751f\u7269\u6280\u672f\u56fd\u5bb6\u91cd\u70b9\u5b9e\u9a8c\u5ba4\uff08\u9999\u6e2f\u4e2d\u6587\u5927\u5b66\u4f19\u4f34\u5b9e\u9a8c\u5ba4\uff09\uff0c\u4ee5\u53ca\u4e2d\u5927\u73af\u5883\u3001\u80fd\u6e90\u53ca\u53ef\u6301\u7eed\u53d1\u5c55\u7814\u7a76\u6240\u5408\u529b\u652f\u6301\u4e0b\u5b8c\u6210\u3002<strong>&nbsp;<\/strong><\/p><p><strong><strong>\u7f57\u6d77\u4f1f<\/strong>\u6559\u6388\u7b80\u5386<\/strong><strong>&nbsp;<\/strong><\/p><p><strong>\u7f57\u6d77\u4f1f<\/strong>\u6559\u6388\u4e8e2004\u5e74\u83b7\u53a6\u95e8\u5927\u5b66\u73af\u5883\u79d1\u5b66\u5b66\u58eb\u5b66\u4f4d\uff0c\u5e76\u4e8e2010\u5e74\u83b7\u7f8e\u56fd\u5357\u5361\u7f57\u6765\u7eb3\u5927\u5b66\u5206\u5b50\u8fdb\u5316\u751f\u7269\u5b66\u548c\u751f\u7269\u4fe1\u606f\u5b66\u535a\u58eb\u5b66\u4f4d\uff0c\u540c\u5e74\u524d\u5f80\u7f8e\u56fd\u4e54\u6cbb\u4e9a\u5927\u5b66\u6d77\u6d0b\u5b66\u7cfb\u4ece\u4e8b\u535a\u58eb\u540e\u7814\u7a76\u3002\u7f57\u6559\u6388\u4e8e2015\u5e74\u52a0\u76df\u9999\u6e2f\u4e2d\u6587\u5927\u5b66\u751f\u547d\u79d1\u5b66\u5b66\u9662\u62c5\u4efb\u52a9\u7406\u6559\u6388\uff0c\u4ed6\u7684\u4e3b\u8981\u7814\u7a76\u5174\u8da3\u662f\u7ed3\u5408\u73b0\u4ee3\u751f\u7269\u6280\u672f\uff08\u5982\u57fa\u56e0\u7ec4\u5b66\uff09\u548c\u8d85\u7ea7\u8ba1\u7b97\u6280\u672f\u4ee5\u4e86\u89e3\u5fae\u751f\u7269\u5728\u6d77\u6d0b\u4e2d\u7684\u8fdb\u5316\u548c\u9002\u5e94\u6027\u3002\u4ed6\u7684\u7814\u7a76\u5bf9\u6c14\u5019\u4e0e\u5730\u7403\u53d8\u5316\uff0c\u6c61\u67d3\u7269\u5bf9\u6d77\u6d0b\u751f\u6001\u7cfb\u7edf\u7684\u5f71\u54cd\uff0c\u4ee5\u53ca\u6d77\u6d0b\u5927\u578b\u52a8\u7269\u548c\u690d\u7269\u7684\u4fdd\u80b2\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002\u4ece2015\u5e74\u8d77\uff0c\u7f57\u6559\u6388\u9886\u5bfc\u7684\u4e2d\u5927\u7814\u7a76\u56e2\u961f\u5df2\u7ecf\u9646\u7eed\u5728\u56fd\u9645\u9876\u7ea7\u5b66\u672f\u671f\u520a\u4e0a\u53d1\u8868\u6570\u7bc7\u8bba\u6587\uff0c\u5305\u62ec<em>Nature Microbiology<\/em>\uff0c<em>The ISME Journal<\/em>\uff0c<em>Molecular Biology and Evolution<\/em>\u7b49\u3002\u76ee\u524d\uff0c\u7f57\u6559\u6388\u53ca\u7814\u7a76\u56e2\u961f\u6b63\u5728\u5927\u91cf\u91c7\u96c6\u548c\u57f9\u517b\u5177\u6709\u91cd\u8981\u79d1\u7814\u548c\u5e94\u7528\u4ef7\u503c\u7684\u6d77\u6d0b\u5fae\u751f\u7269\u6837\u672c\uff0c\u5305\u62ec\u6765\u81ea\u9999\u6e2f\u6d77\u57df\u7684\u5404\u79cd\u91cd\u8981\u7684\u751f\u6001\u7cfb\u7edf\u5305\u62ec\u6d77\u6c34\u3001\u6c89\u79ef\u7269\u3001\u73ca\u745a\u3001\u7ea2\u6811\u6797\u548c\u5927\u578b\u85fb\u7c7b\u7b49\uff0c\u81f4\u529b\u8d21\u732e\u4e8e\u9999\u6e2f\u6d77\u6d0b\u5fae\u751f\u7269\u8d44\u6e90\u7684\u641c\u96c6\u548c\u6d77\u6d0b\u751f\u6001\u7cfb\u7edf\u7684\u4fdd\u80b2\u3002<\/p>","show_as_achievement":false,"achievement_category":[],"show_as_clarification":false,"show_as_announcement":false,"photos":null,"attachments":null,"video_source":null,"video_file":null,"add_play_button":false,"video_caption":"","show_migration":false,"original_id":"2559","photos_original":[{"photo":"596ed4c1cef60.jpg","caption":"\u4e2d\u5927\u751f\u547d\u79d1\u5b66\u5b66\u9662\u52a9\u7406\u6559\u6388\u7f57\u6d77\u4f1f\u6559\u6388"},{"photo":"596ed4c348e3f.jpg","caption":"\u7f57\u6d77\u4f1f\u6559\u6388\u5229\u7528\u8d85\u7ea7\u7535\u8111\u5206\u6790\u539f\u7eff\u7403\u85fb\u7684\u57fa\u56e0\u7ec4DNA\u5e8f\u5217\uff0c\u91cd\u6784\u5b83\u4eec\u7684\u8fdb\u5316\u53f2\u3002"}],"attachments_original":null},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/wp-json\/wp\/v2\/press\/49537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/wp-json\/wp\/v2\/press"}],"about":[{"href":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/wp-json\/wp\/v2\/types\/press"}],"version-history":[{"count":0,"href":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/wp-json\/wp\/v2\/press\/49537\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/wp-json\/wp\/v2\/media?parent=49537"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cpr.cuhk.edu.hk\/sc\/wp-json\/wp\/v2\/tags?post=49537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}