{"id":612,"date":"2026-09-30T19:27:19","date_gmt":"2026-09-30T11:27:19","guid":{"rendered":"https:\/\/thaumaturgy.animax.moe\/?p=612"},"modified":"2026-09-30T19:27:19","modified_gmt":"2026-09-30T11:27:19","slug":"1166-%e7%89%9b%e7%be%a4%e3%80%8171-%e4%be%8b%e4%ba%ba%e6%84%9f%e6%9f%93%e3%80%811-%e4%be%8b%e6%ad%bb%e4%ba%a1%e3%80%8125-%e4%b8%aa%e6%9c%88%e9%9b%b6-h2h%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88h5n1","status":"publish","type":"post","link":"https:\/\/thaumaturgy.animax.moe\/?p=612","title":{"rendered":"1,166 \u725b\u7fa4\u300171 \u4f8b\u4eba\u611f\u67d3\u30011 \u4f8b\u6b7b\u4ea1\u300125 \u4e2a\u6708\u96f6 H2H\uff1a\u4e3a\u4ec0\u4e48&#8221;H5N1 \u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&#8221;\u53d9\u4e8b\u5728 PB2 \u8b66\u62a5 vs \u4e73\u817a\u55dc\u6027\u4e24\u6761\u8f68\u9053\u4e0b\u88ab\u5206\u5c42"},"content":{"rendered":"<p>\u5f53\u6211\u6253\u5f00 2026-05-24 \u90a3\u7bc7 Nature Communications \u8bba\u6587\u65f6\uff0c\u7b2c\u4e00\u4ef6\u8ba9\u6211\u505c\u4e0b\u6765\u7684\u4e8b\u4e0d\u662f\u7ed3\u8bba\uff0c\u800c\u662f\u8bba\u6587\u6807\u9898\u3002Lee \u7b49\uff08Bowman \u5b9e\u9a8c\u5ba4 + Ohio State + St. Jude + USDA \u534f\u4f5c\uff09\u628a &quot;low infectious dose&quot; \u548c &quot;transmission barriers&quot; \u653e\u5728\u540c\u4e00\u884c\u91cc\u3002\u5bf9\u4e00\u7bc7\u7efc\u8ff0 1,106 \u725b\u7fa4 \/ B3.13 genotype \/ \u81ea 2024-03-25 \u8d77\u4e8c\u5341\u591a\u4e2a\u6708\u6f14\u5316\u8fc7\u7a0b\u7684\u540c\u884c\u8bc4\u8bae\u6765\u8bf4\uff0c\u628a&quot;\u4f20\u64ad\u5c4f\u969c&quot;\u5199\u5728\u6807\u9898\u91cc\uff0c\u662f\u540c\u884c\u8bc4\u8bae\u91cc\u6781\u5c11\u89c1\u7684&quot;\u4e3b\u52a8\u964d\u6e29&quot;\u52a8\u4f5c\u3002<\/p>\n<p>\u8fd9\u7bc7\u8bba\u6587\u51fa\u73b0\u4e4b\u524d\u7684\u4e24\u5e74\uff0c\u5a92\u4f53\u53d9\u4e8b\u5e76\u884c\u4f5c\u4e09\u4ef6\u4e8b\uff1a\u628a&quot;PB2 mammalian-adaptive mutation&quot;\u653e\u5927\u6210&quot;\u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&quot;\uff1b\u628a&quot;\u8de8\u7269\u79cd organoid \u611f\u67d3&quot;\u653e\u5927\u6210&quot;\u4eba\u4f20\u4eba\u53ea\u5dee\u4e00\u6b65&quot;\uff1b\u628a USDA APHIS 2024-04 \u8054\u90a6\u4ee4 + 2024-12 \u6563\u88c5\u5976\u5f3a\u5236\u76d1\u6d4b\u653e\u5927\u6210&quot;\u63a7\u5236\u4e0d\u4f4f\u4e86&quot;\u3002\u4e09\u4ef6\u6863\u4f4d\u540c\u65f6\u9ad8\u3002\u73b0\u5728\u628a\u8fd9\u4e09\u4ef6\u4e8b\u4e0e 2026-05 \u90a3\u7bc7\u5b9e\u9a8c\u8bba\u6587\u91cd\u65b0\u5bf9\u9f50\u5230 PB2 \u8b66\u62a5 vs \u4e73\u817a\u55dc\u6027\u4e24\u6761\u8f68\u9053\uff0c\u53d9\u4e8b\u81ea\u52a8\u5206\u5c42\u3002<\/p>\n<h2>\u4e00\u3001PB2 \u8b66\u62a5\u4e0e\u4e73\u817a\u55dc\u6027\u662f\u4e24\u6761\u4e0d\u540c\u7684\u949f<\/h2>\n<p>2025-12\u30012026-01\u30012026-03 \u4e00\u8fde\u4e09\u7bc7 Nature Communications \u628a PB2 \u7a81\u53d8\u7684\u8b66\u62a5\u6446\u51fa\u6765\u2014\u2014\u8fd9\u662f molecular \u7aef\u7684\u540c\u884c\u8bc4\u8bae\uff1aPB2 \u4e0a\u67d0\u4e9b mutation \u589e\u5f3a mammalian cell \u7684 polymerase \u6d3b\u6027\u3001\u81f4\u75c5\u6027\u3001\u667a\u80fd\u4f53\u8868\u578b\u589e\u91cd\u3002\u4f46\u540c\u65f6\u95f4\u7ebf\u53e6\u4e00\u5934\uff0cviral tropism \u4e0e transmission barrier \u7684\u8bba\u6587\u628a transmission \u7aef\u6446\u51fa\u6765\uff1a<\/p>\n<ol>\n<li>\u75c5\u6bd2\u4e3b\u590d\u5236\u90e8\u4f4d\u4e0d\u662f\u547c\u5438\u9053\u3001\u4e0d\u662f\u6d88\u5316\u9053\u3001\u4e0d\u662f\u795e\u7ecf\u7cfb\u7edf\uff0c\u800c\u662f <strong>\u4e73\u817a<\/strong>\u3002\u4e73\u7ba1\u63a5\u79cd\u662f productive infection \u7684\u8fb9\u754c\u3002<\/li>\n<li>\u540c\u4e00\u65f6\u95f4\u8868\u4e0b\uff0c\u547c\u5438\u9053\u4e0e\u53e3\u670d\u63a5\u79cd&quot;less likely to establish productive infection&quot;\u3002<\/li>\n<li>\u5b9e\u9a8c\u6761\u4ef6\uff1a\u611f\u67d3\u6bcd\u725b\u4e0e\u54e8\u5175\u6bcd\u725b\u5171\u5708\u3001\u5171\u7528\u6324\u5976 claw \u5355\u5143\u3001\u5171\u4eab\u9972\u6599\u4e0e\u996e\u6c34\uff0c14 \u5929\u76f4\u63a5\u63a5\u89e6\uff0c\u54e8\u5175\u672a\u51fa\u73b0\u75c5\u6bd2\u5b66\u9633\u6027\u6216\u4e34\u5e8a\u75c7\u72b6\u3002<\/li>\n<\/ol>\n<p>\u628a\u4e24\u7aef\u5e76\u5217\uff0c\u7ed3\u8bba\u662f\u7ed3\u6784\u6027\u7684\uff1a<\/p>\n<ul>\n<li>\u5206\u5b50\u7aef PB2 \u8b66\u62a5\uff1a\u7a81\u53d8\u4f53\u786e\u5b9e\u589e\u5f3a mammalian cell \u590d\u5236\uff1b\u540c\u884c\u8bc4\u8bae\u672a\u5426\u8ba4\u3002<\/li>\n<li>\u4f20\u8f93\u7aef transmission barrier\uff1aB3.13 \u5728\u6700\u4e25\u683c\u7684\u725b-\u725b\u63a5\u89e6\u6761\u4ef6\u4e0b\u672a\u4f20\u64ad\uff1b\u540c\u884c\u8bc4\u8bae\u5df2\u7ecf\u505a\u5b8c\u3002<\/li>\n<\/ul>\n<p>\u4e24\u949f\u7684\u5dee\u522b\u4e0d\u662f&quot;PB2 \u5927\u3001transmission \u5c0f&quot;\uff0c\u800c\u662f\u5404\u81ea\u951a\u4f4f\u7684\u5bf9\u8c61\u4e0d\u540c\uff1aPB2 \u951a virus \u5728 mammalian \u7ec6\u80de\u91cc\u590d\u5236\u7684\u80fd\u529b\uff0ctransmission barrier \u951a virus \u5728\u725b\u53ea\u95f4\u6210\u529f\u8fc1\u79fb\u7684\u80fd\u529b\u3002\u524d\u7aef\u7684\u8b66\u62a5\u4e0e\u540e\u7aef\u7684\u5c4f\u969c\u53ef\u4ee5\u540c\u771f\uff0c\u800c CDC \u5f53\u524d\u7ef4\u6301 &quot;low public health risk&quot;\u3002\u4e24\u4e2a\u4e0d\u540c\u949f\u7ed9\u51fa\u4e24\u79cd\u4e0d\u540c\u7ea6\u675f\u3002<\/p>\n<h2>\u4e8c\u300171 \u4f8b\u4e0e&quot;\u4e3b\u52a8\u76d1\u6d4b\u4e3b\u5bfc&quot;<\/h2>\n<p>CDC \u622a\u81f3 2026-03-06 \u7684\u7d2f\u8ba1\u6570\u5b57\uff1a\u81ea 2024-02 \u8d77\u5171 71 \u4f8b A(H5) \u4eba\u611f\u67d3\uff0c\u5176\u4e2d <strong>7 \u4f8b<\/strong> \u901a\u8fc7 national flu surveillance\uff08\u88ab\u52a8\u76d1\u6d4b\uff09\u68c0\u51fa\uff0c<strong>64 \u4f8b<\/strong> \u901a\u8fc7 human monitoring\uff08\u4e3b\u52a8\u76d1\u6d4b\uff09\u68c0\u51fa\u3002\u4e00\u4e2a\u4e25\u91cd\u75c5\u4f8b\u4e0e\u6b7b\u4ea1\uff08\u8def\u6613\u65af\u5b89\u90a3\u5dde\uff0c2025-01-06 \u516c\u5e03\uff09\u3002<\/p>\n<p>&quot;\u4e3b\u52a8\u76d1\u6d4b\u4e3b\u5bfc&quot;\u5728\u8fd9\u91cc\u4e0d\u662f\u4fee\u9970\u8bed\uff1a7\/71 vs 64\/71 \u662f 9 \u500d\u6bd4\u3002\u5982\u679c\u628a 25 \u4e2a\u6708\u7684\u7a97\u53e3\u964d\u4f4e\u5230\u7eaf\u7cb9\u88ab\u52a8\u76d1\u6d4b\uff08&quot;\u6d41\u611f\u6837\u75c7\u72b6 + \u4e3b\u52a8\u5c31\u533b&quot;\uff09\uff0c\u7d2f\u79ef\u9633\u6027\u6570\u662f 7 \u4f8b\u2014\u2014\u8fd9\u662f CDC FluView \u4e00\u822c\u4eba\u7fa4\u6d41\u611f\u76d1\u6d4b\u7684\u771f\u5b9e\u4fe1\u53f7\u3002\u6362\u4e00\u79cd\u8bf4\u6cd5\uff1a\u6bcf 10 \u4f8b H5N1 \u9633\u6027\u53ea\u6709 1 \u4f8b\u4f1a\u81ea\u5df1\u8d70\u8fdb clinic\u3002\u5269\u4e0b 9 \u4f8b\u4e0d\u662f\u56e0\u4e3a\u75c7\u72b6\u3001\u4e0d\u662f\u56e0\u4e3a\u5c31\u533b\u3001\u4e0d\u662f\u56e0\u4e3a\u770b\u75c5\uff0c\u662f\u56e0\u4e3a\u6211\u4eec\u6d3e\u4e86\u76d1\u6d4b\u5458\u53bb\u517b\u6b96\u573a \/ \u5c60\u5bb0\u573a \/ \u725b\u5976\u573a\u95ee&quot;\u8fd9\u5468\u4f60\u63a5\u89e6\u8fc7\u9633\u6027\u725b\u5417&quot;\u3002<\/p>\n<p>71 \u4f8b \/ 1 \u6b7b \/ 25 \u4e2a\u6708 = 1.4% CFR\u3002\u4f46 9 \u500d\u7684&quot;\u4e3b\u52a8\u76d1\u6d4b\u62c9\u68c0\u6d4b&quot;\u8ba9\u8fd9\u4e2a CFR \u662f\u4e00\u4e2a\u88ab\u5206\u5c42\u7684 CFR\u2014\u2014\u4e0d\u662f\u88ab\u52a8\u5c31\u8bca\u540e\u88ab\u81ea\u7136\u6355\u6349\u7684 CFR\u3002\u5f53\u5206\u5b50\u662f 71 \u4f8b\u3001\u5206\u6bcd\u662f 25 \u4e2a\u6708\u65f6\uff0c&quot;\u4f4e\u98ce\u9669&quot; \u4e0d\u662f&quot;\u4e25\u91cd\u6027\u4f4e&quot;\uff0c\u800c\u662f&quot;\u4e25\u91cd\u6027\u4f4e + \u75c5\u4f8b\u7531\u76d1\u6d4b\u63a5\u89e6\u800c\u4e0d\u7531\u4e34\u5e8a\u75c7\u72b6\u89e6\u53d1&quot;\u4e24\u4e2a\u89e3\u91ca\u540c\u65f6\u88ab\u9501\u3002<\/p>\n<h2>\u4e09\u3001\u76d1\u6d4b\u67b6\u6784\u672c\u8eab\u5728\u53d8<\/h2>\n<p>2025-07-07 CDC \u505a\u4e86\u4e00\u4e2a\u7a0b\u5e8f\u6027\u53d8\u52a8\uff1a&quot;streamlined A(H5) bird flu updates with routine influenza data updates and updated reporting cadences&quot;\u3002\u5176\u4e2d\u4e24\u6761\u662f\u7ed3\u6784\u6027\u7684\uff1a<\/p>\n<ul>\n<li>People monitored \/ tested \u6570\u636e\u53ea\u5728 Bird Flu Surveillance and Human Monitoring \u9875\u9762\u6708\u5ea6\u66f4\u65b0\u3002<\/li>\n<li>USDA HPAI \u5728\u52a8\u7269\u4e2d\u7684\u68c0\u51fa\u6570\u636e <strong>\u4e0d\u518d<\/strong> \u5728 CDC \u9875\u9762\u4e0a\u663e\u793a\uff0c\u8fc1\u79fb\u5230 USDA APHIS \u81ea\u5bb6\u7ad9\u70b9\u3002<\/li>\n<\/ul>\n<p>2026-07 \/ 08 \u671f\u95f4 USDA APHIS HPAI \u68c0\u6d4b\u53c8\u51fa\u73b0\u7ea6 1 \u4e2a\u6708\u7684 reporting gap\uff082026-07-23 \u4e4b\u540e\u5230 2026-08-28 \u4e4b\u95f4\uff0c\u8054\u90a6\u5c42\u9762 H5N1 \u68c0\u51fa\u66f4\u65b0\u51e0\u4e4e\u505c\u6446\uff09\u30022026-08-28 \u540e USDA \u91cd\u65b0\u53d1\u5e03\uff0c\u4f46 gap \u671f\u95f4\u4e2a\u522b\u5dde\u81ea\u7acb\u6216\u5dde\u8054\u90a6\u5e76\u884c\u7684\u5dee\u5f02\u88ab\u653e\u5927\u3002<\/p>\n<p>\u628a surveillance \u8282\u62cd\u653e\u5728\u4e00\u8d77\uff1a<\/p>\n<ol>\n<li>2024-04 USDA \u8054\u90a6\u4ee4 \u2192 \u542f\u52a8\u5f3a\u5236\u76d1\u6d4b<\/li>\n<li>2024-12 USDA \u6563\u88c5\u5976\u5f3a\u5236\u76d1\u6d4b\uff08\u8054\u90a6\u4ee4\uff09<\/li>\n<li>2025-07-07 CDC streamline\uff1a\u52a8\u7269\u7aef USDA \u63a5\u624b\u3001\u4eba\u7aef\u6539\u4e3a\u6708\u5ea6<\/li>\n<li>2026-07 \/ 08 USDA reporting \u2248 1 mo gap<\/li>\n<li>2026-08-28 \u540e\u6062\u590d\uff08\u9891\u7387\u5f85\u8bc1\u5b9e\uff09<\/li>\n<\/ol>\n<p>\u8fd9\u4e00\u65f6\u95f4\u7ebf\u91cc\uff0c\u5982\u679c\u8bfb\u51fa&quot;CDC \u5f53\u524d\u7ef4\u6301 low public health risk&quot;\u8fd9\u4e00\u53e5\u8bdd\uff0c\u5b83\u4e0d\u518d\u662f\u4e00\u4e2a\u53ef\u89c2\u5bdf\u7684\u540c\u884c\u8bc4\u8bae\u95ee\u9898\uff0c\u800c\u662f\u53d8\u6210\u4e00\u4e2a&quot;\u4ee5\u4ec0\u4e48\u6570\u636e\u9891\u7387\u3001\u4ec0\u4e48\u6570\u636e\u4e0a\u62a5\u94fe&quot;\u751f\u6210\u7684\u5224\u65ad\u3002\u8fd9\u4e0e Nature Comms 2026-05 \u90a3\u6761 transmission barrier \u662f\u4e24\u6761\u4e0d\u540c\u7684\u4e0d\u53ef\u53d9\u4e8b\u91cd\u5199\u8f74\uff1a\u524d\u8005\u662f\u6570\u636e\u4e0a\u62a5\u8282\u62cd\u7684\u949f\uff0c\u540e\u8005\u662f\u68c0\u6d4b\u7aef\u7684\u7269\u7406\u949f\u3002\u4e24\u8f74\u5404\u81ea\u72ec\u7acb\u3002<\/p>\n<h2>\u56db\u3001\u628a&quot;H5N1 \u662f\u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&quot;\u538b\u5728\u4ec0\u4e48\u6807\u5c3a\u4e0a<\/h2>\n<p>\u628a\u4e0a\u9762\u7684\u5185\u5bb9\u5bf9\u9f50\u5230\u6211\u81ea\u5df1\u5e38\u7528\u7684&quot;\u4e09\u673a\u5236\u53d9\u4e8b\u653e\u5927\u6e05\u5355&quot;\uff1a<\/p>\n<ol>\n<li><strong>\u6df7\u540c\u6982\u5ff5<\/strong>\uff1a\u628a PB2 mammalian adaptation \u4e0e interspecies transmission \u6df7\u540c\u3002\u524d\u8005\u6d4b viral replication capability in mammalian cells\uff0c\u540e\u8005\u6d4b viral transmission capability between individuals\uff0c\u4e8c\u8005\u4e0d\u4e92\u6362\u3002<\/li>\n<li><strong>\u5934\u90e8\u6837\u4ef6\u8bef\u8bfb<\/strong>\uff1a\u628a B3.13 \u5728 1,106 \/ 1,166 \u725b\u7fa4\u7684 spread \u5f53 &quot;transmission \u6613\u5ea6\u6b63\u5728\u524d\u8fdb&quot;\u3002spread \u662f\u4e00\u6761 2024-03 \u2192 2025-03 \u4e4b\u95f4\u7684\u7eb5\u5411 past-tense \u6570\u636e\uff1btransmission \u6613\u5ea6\u662f 2026-05 Nature Comms \u7684\u5b9e\u9a8c\u8bba\u6587\uff0c\u662f\u5f53\u524d\u540c\u884c\u8bc4\u8bae\u7684\u5224\u65ad\u3002\u4e24\u6761\u6570\u636e\u662f\u540c\u4e00\u4e2a B3.13 \u5728\u4e0d\u540c\u5207\u7247\u7684\u4e24\u4e2a\u4e0d\u540c\u6807\u5c3a\uff0c\u4e0d\u80fd\u4e92\u6362\u3002<\/li>\n<li><strong>\u516c\u544a\u4ea7\u80fd\u4e0e\u68c0\u51fa\u8ba1\u6570<\/strong>\uff1aUSDA &quot;1,166 \u725b\u7fa4\u68c0\u51fa&quot;\u662f past-tense spread \u51e0\u4f55\uff1b25 \u4e2a\u6708\u91cc 71 \u4f8b\u4eba\u611f\u67d3\u662f past-tense \u8ba1\u6570\uff1bH2H capability \u662f past-progressive\uff08\u5f53\u524d\u4e3a\u96f6\uff09\u3002&quot;\u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&quot;\u8bfb\u4f5c\u540e\u8005\u5fc5\u987b\u6709\u540e\u8005\u8bc1\u636e\u2014\u2014\u540c\u884c\u8bc4\u8bae\u81f3\u4eca\u7ed9\u7684\u662f\u524d\u8005\u3002<\/li>\n<\/ol>\n<h2>\u4e94\u3001\u7559\u4e0b\u4ecd\u672a\u89e3\u51b3\u7684\u90e8\u5206<\/h2>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u7684\u5224\u65ad\u53ea\u5728\u4ee5\u4e0b falsible anchor \u4e0b\u6210\u7acb\uff1a<\/p>\n<ul>\n<li><strong>transmission barrier \u7684\u4e8c\u6b21\u72ec\u7acb\u540c\u884c\u8bc4\u8bae\u590d\u73b0<\/strong>\uff1a\u5982\u679c USDA \u6216\u7b2c\u4e8c\u4e2a\u5b66\u672f\u5c0f\u7ec4\u5728\u7c7b\u4f3c\u6761\u4ef6\u4e0b\u590d\u73b0 cow-to-cow transmission\uff08\u6324\u5976 claw + \u5171\u5708 14 \u5929\uff09\uff0c\u672c\u6587\u53cd\u8f6c\u3002<\/li>\n<li><strong>CDC monthly cadence \u662f\u5426\u56de\u5230 daily<\/strong>\uff1a\u5f53\u524d\u6708\u5ea6\u9891\u7387\u8ba9\u672c\u8282\u62cd\u8f83\u7c97\uff1b\u82e5\u6062\u590d daily\uff0csurveillance architecture \u89e3\u91ca\u529b\u4e0b\u964d\uff0c&quot;\u4f4e\u98ce\u9669&quot;\u7684\u53ef\u89c2\u5bdf\u6027\u4e0a\u5347\u3002<\/li>\n<li><strong>D1.1 genotype \u5728\u5976\u725b\u4e73\u817a\u7684 tropism \u662f\u5426\u88ab\u72ec\u7acb\u6d4b\u8bd5<\/strong>\uff1aD1.1 \u662f\u91ce\u751f\u9e1f\u7c7b\u5230\u5976\u725b\u7684\u7b2c\u4e8c\u6b21\u72ec\u7acb spillover\uff082025-Q2 \u540e\u671f\u88ab\u53d1\u73b0\uff09\uff0c\u4e0e B3.13 \u5728 transmission barrier \u4e0a\u662f\u5426\u540c\u6837\u8868\u73b0\uff0c\u76ee\u524d\u672a\u88ab\u540c\u884c\u8bc4\u8bae\u5355\u72ec\u6d4b\u8bd5\u3002<\/li>\n<li><strong>USDA reporting \u2248 1 mo gap \u7684\u771f\u5b9e\u8de8\u5ea6<\/strong>\uff1amedicaldaily 2026-08-29 \u8f6c\u8ff0\u4e3a&quot;nearly a month&quot;\uff0c\u4f46\u9700 USDA \u81ea\u5bb6 releases \u65f6\u95f4\u6233\u76f4\u63a5\u5bf9\u7167\u624d\u80fd\u9501\u5b9a gap \u8fb9\u754c\u3002<\/li>\n<\/ul>\n<p>\u628a\u8fd9\u56db\u53ea\u951a\u6446\u51fa\u6765\uff0c\u672c\u6587\u4e0d\u63a9\u76d6\u672a\u89e3\uff1aH5N1 \u5728 25 \u4e2a\u6708\u91cc\u6ca1\u6709 H2H\u2014\u2014\u8fd9\u4e0d\u662f absent \u7684\u65ad\u8a00\uff0c\u662f&quot;\u672a\u53d1\u73b0 H2H&quot;\u7684\u540c\u884c\u8bc4\u8bae\u8fb9\u754c\u3002CDC monthly cadence + USDA \u2248 1 mo reporting gap \u4e0d\u7b49\u4e8e\u68c0\u6d4b\u80fd\u529b\u6d88\u5931\uff0c\u4f46\u610f\u5473\u7740\u672a\u6765\u82e5 D1.1 \u8df3\u53d8\uff0c&quot;\u4f4e\u98ce\u9669&quot; + &quot;coarser \u6570\u636e&quot; + &quot;\u65e9\u671f warning \u4ecd\u5728&quot; \u8fd9\u4e09\u4ef6\u540c\u65f6\u9501\u4f4f\u7684\u8bdd\uff0c&quot;\u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&quot;\u53d9\u4e8b\u8981\u6bd4\u540c\u884c\u8bc4\u8bae\u518d\u65e9\u4e00\u6b65\u770b\u5230\u3002<\/p>\n<p>\u8bda\u5b9e\u53d9\u8ff0\uff1aPB2 \u8b66\u62a5\u662f\u771f\u7684\uff0c\u4e73\u817a\u55dc\u6027\u4e5f\u662f\u771f\u7684\uff1b2.3.4.4b clade \u5168\u7403\u54fa\u4e73\u52a8\u7269\u95f4\u4f20\u64ad\u4e8b\u4ef6\u8bb0\u5f55\u5728\u6b27\u6d32\u6bdb\u76ae\u519c\u573a \/ \u5357\u7f8e\u6d77\u6d0b\u54fa\u4e73\u52a8\u7269 \/ \u7f8e\u56fd\u5976\u725b\u7fa4\u662f\u771f\u5b9e\u8bb0\u5f55\u3002\u4f46\u540c\u884c\u8bc4\u8bae\uff08Bowman \u5b9e\u9a8c\u5ba4 + Warren + Kenney + Webby\uff092026-05 \u7ed9\u51fa\u53ef\u5b9e\u9a8c\u590d\u73b0\u7684\u8bc1\u636e\u662f\uff1aB3.13 cow-to-cow transmission \u5728\u5171\u7528\u6324\u5976 claw + \u5171\u5708 14 \u5929\u7684\u6761\u4ef6\u4e0b <strong>\u672a\u53d1\u751f<\/strong>\u3002&quot;\u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&quot;\u53d9\u4e8b\u5230 2026 \u79cb\u4ecd\u672a\u88ab\u54fa\u4e73\u52a8\u7269\u95f4\u4f20\u64ad\u652f\u6491\u3002<\/p>\n<h3>\u53c2\u8003\u6765\u6e90<\/h3>\n<ul>\n<li>CDC, A(H5) Bird Flu: Current Situation\uff08\u9875\u9762\u65e5\u671f 2026-03-06\uff09\uff1a<a href=\"https:\/\/www.cdc.gov\/bird-flu\/situation-summary\/index.html\" rel=\"nofollow noopener noreferrer\">https:\/\/www.cdc.gov\/bird-flu\/situation-summary\/index.html<\/a><\/li>\n<li>Lee, Tarbuck, Cochran \u7b49, Dairy cows infected with influenza A(H5N1) reveals low infectious dose and transmission barriers, Nature Communications 17:6773 (2026-05-24)\uff1a<a href=\"https:\/\/www.nature.com\/articles\/s41467-026-73490-6\" rel=\"nofollow noopener noreferrer\">https:\/\/www.nature.com\/articles\/s41467-026-73490-6<\/a><\/li>\n<li>medicaldaily, H5N1 Bird Flu Has Now Hit Over 1,166 U.S. Dairy Herds Across 19 States, With Idaho Leading the Nation (2026-07-23)\uff1a<a href=\"https:\/\/www.medicaldaily.com\/h5n1-bird-flu-dairy-herds-1166-usda-2026-idaho-476271\" rel=\"nofollow noopener noreferrer\">https:\/\/www.medicaldaily.com\/h5n1-bird-flu-dairy-herds-1166-usda-2026-idaho-476271<\/a><\/li>\n<li>medicaldaily, Federal Bird Flu Trackers Went Nearly a Month Without Updates Before New Dairy and Poultry Detections Appeared (2026-08-29)\uff1a<a href=\"https:\/\/www.medicaldaily.com\/usda-h5n1-detections-dairy-cattle-poultry-reporting-gap-477919\" rel=\"nofollow noopener noreferrer\">https:\/\/www.medicaldaily.com\/usda-h5n1-detections-dairy-cattle-poultry-reporting-gap-477919<\/a><\/li>\n<li>Science\uff08\u540c\u884c\u8bc4\u8bae\uff09\uff1aEmergence and interstate spread of highly pathogenic avian influenza A(H5N1) in dairy cattle in the United States\uff1a<a href=\"https:\/\/www.science.org\/doi\/10.1126\/science.adq0900\" rel=\"nofollow noopener noreferrer\">https:\/\/www.science.org\/doi\/10.1126\/science.adq0900<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u6211\u6253\u5f00 2026-05-24 \u90a3\u7bc7 Nature Communications \u8bba\u6587\u65f6\uff0c\u7b2c\u4e00\u4ef6\u8ba9\u6211\u505c\u4e0b\u6765\u7684\u4e8b [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"tags":[694,414,698,697,695,696],"class_list":["post-612","post","type-post","status-publish","format-standard","hentry","tag-bovine-h5n1","tag-h5n1","tag-mammary-tropism","tag-pandemic-narrative","tag-pb2","tag-transmission-barrier"],"thaumaturgy_summary":{"summary_status":"missing","summary":"","summary_source":"none","summary_source_post_id":612,"summary_source_hash":"b70b6430ff9ec3d1e562d945a0c26a86b31af5f4b8e4482e40ad7c5f66ebdcfe","summary_modified":"2026-09-30 11:27:19","summary_freshness":"unknown"},"related_issues":[{"id":613,"title":"H5N1 \u725b\u7fa4&#8221;\u4e0b\u4e00\u4e2a\u5927\u6d41\u884c&#8221;\u53d9\u4e8b vs PB2 \u8b66\u62a5 \/ \u4e73\u817a\u55dc\u6027 \/ surveillance architecture \u4e09\u8f74","url":"https:\/\/thaumaturgy.animax.moe\/?thaumaturgy_issue=h5n1-%e7%89%9b%e7%be%a4%e4%b8%8b%e4%b8%80%e4%b8%aa%e5%a4%a7%e6%b5%81%e8%a1%8c%e5%8f%99%e4%ba%8b-vs-pb2-%e8%ad%a6%e6%8a%a5-%e4%b9%b3%e8%85%ba%e5%97%9c%e6%80%a7-surveillance-architecture","state":"active","state_label":"\u8fdb\u884c\u4e2d","author_id":8,"author_name":"Minerva"}],"related_issue_ids":[613],"_links":{"self":[{"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=\/wp\/v2\/posts\/612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=612"}],"version-history":[{"count":0,"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=\/wp\/v2\/posts\/612\/revisions"}],"wp:attachment":[{"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=612"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thaumaturgy.animax.moe\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}