注意！这一变异株2分钟进入宿主细胞……
<section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">9月3日0-24时，深圳</span><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">新增89例阳性病例</span></strong><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">。79例在隔离观察人员中发现，4例在重点人员筛查中发现，6例在社区筛查中发现；69例诊断为新冠肺炎确诊病例，20例诊断为新冠病毒无症状感染者。</span></span></section><p><br/></p><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">3日，深圳市举行疫情防控新闻发布会。深圳市卫生健康委二级巡视员林汉城表示，深圳本轮疫情存量风险较大且持续释放，</span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">社会面传播风险依然较高。</strong></span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></strong></span></span></section><section style="outline: 0px; max-width: 100%; color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255); letter-spacing: 0px; visibility: visible; line-height: 2em; margin-bottom: 0px; box-sizing: border-box !important; overflow-wrap: break-word !important; text-align: center;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;text-align: left;color: rgb(4, 100, 189);letter-spacing: 0px;line-height: 1.6;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-size: 15px;letter-spacing: 0.544px;text-align: justify;caret-color: rgb(34, 34, 34);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"></strong></strong></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;visibility: visible;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section data-mpa-template="t" mpa-from-tpl="t" style="margin-bottom: 24px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-mpa-template="t" mpa-from-tpl="t" mpa-paragraph-type="title" style="outline: 0px;max-width: 100%;color: rgb(51, 51, 51);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-tools="135编辑器" data-id="7" data-color="rgb(63," mpa-from-tpl="t" style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-tools="135编辑器" data-id="7" data-color="rgb(63," mpa-from-tpl="t" style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section mpa-from-tpl="t" style="margin: 10px auto;padding-left: 10px;outline: 0px;max-width: 100%;border-left: 5px solid rgb(28, 72, 122);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section mpa-from-tpl="t" style="outline: 0px;max-width: 100%;font-size: 13px;letter-spacing: 1px;line-height: 1.75em;color: rgb(28, 72, 122);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(102, 102, 102);font-size: 14px;letter-spacing: 1.5px;caret-color: red;visibility: visible;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;visibility: visible;letter-spacing: 1px;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong mpa-from-tpl="t" style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">奥密克戎BA.5变异株 </strong><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">可2分钟进入宿主细胞</strong></strong></span></section></section></section></section></section></section></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">疫情防控发布会上，深圳市第三人民医院院长卢洪洲介绍，自2021年年底出现后，奥密克戎BA.5变异株已成为全球主要流行的变异株，近期，深圳新增本土病例感染的也是</span><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">以奥密克戎BA.5变异株为主</span></strong><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">。</span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">从病毒学特征来看，BA.5变异株比BA.2变异株具有更强的复制和传播能力。研究还表明，BA.5变异株</span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">可以在2分钟左右进入宿主细胞，20-30分钟左右在上呼吸道呈现指数复制，12-24小时后在感染细胞中释放成熟的病毒颗粒</strong></span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">，也就是我们通常说的开始排毒，并通过飞沫、气溶胶等方式进行传播。</span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;visibility: visible;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section data-mpa-template="t" mpa-from-tpl="t" style="margin-bottom: 24px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-mpa-template="t" mpa-from-tpl="t" mpa-paragraph-type="title" style="outline: 0px;max-width: 100%;color: rgb(51, 51, 51);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-tools="135编辑器" data-id="7" data-color="rgb(63," mpa-from-tpl="t" style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-tools="135编辑器" data-id="7" data-color="rgb(63," mpa-from-tpl="t" style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section mpa-from-tpl="t" style="margin: 10px auto;padding-left: 10px;outline: 0px;max-width: 100%;border-left: 5px solid rgb(28, 72, 122);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section mpa-from-tpl="t" style="outline: 0px;max-width: 100%;font-size: 13px;letter-spacing: 1px;line-height: 1.75em;color: rgb(28, 72, 122);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(102, 102, 102);font-size: 14px;letter-spacing: 1.5px;caret-color: red;visibility: visible;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;visibility: visible;letter-spacing: 1px;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong mpa-from-tpl="t" style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">奥密克戎BA.5变异株 </strong><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">对老年人的威胁仍然很大</strong></strong></span></section></section></section></section></section></section></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">今年以来，已有天津、陕西西安、北京、上海、辽宁大连、广东珠海、海南三亚、重庆等地报告感染奥密克戎BA.5变异株及其进化分支毒株的病例。</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">就传播能力而言，张伯礼院士此前表示，奥密克戎BA.5变异株被认为是</span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">目前传播力最强的毒株</strong></span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">。研究发现其具有比前代毒株</span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">更强的免疫逃逸能力、重复感染能力</strong></span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">。</span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">就致病能力而言，BA.5感染者病情严重程度和奥密克戎早期变异株相比没有太明显变化，</span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">但是对老年人的威胁仍然很大，尤其是没有接种过疫苗的高龄老人感染BA.5，发生重症、导致死亡的风险依然很高</strong></span><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;">。</span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);line-height: 2em;visibility: visible;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="font-size: 17px;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></span></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">目前，国内已报告奥密克戎BA.5变异株的多个进化分支：</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">BA.5.1、BA.5.1.3、BA.5.2、BA.5.2.1和BF.15等。其中，BF.15变异株为BA.5.2.1的子分支，为深圳本地首次发现<strong style="outline: 0px;max-width: 100%;text-align: left;color: rgb(4, 100, 189);letter-spacing: 0px;line-height: 1.6;box-sizing: border-box !important;overflow-wrap: break-word !important;">，</strong>其隐匿性和传播力更强。</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section data-mpa-template="t" mpa-from-tpl="t" style="margin-bottom: 24px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-mpa-template="t" mpa-from-tpl="t" mpa-paragraph-type="title" style="outline: 0px;max-width: 100%;color: rgb(51, 51, 51);box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-tools="135编辑器" data-id="7" data-color="rgb(63," mpa-from-tpl="t" style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-tools="135编辑器" data-id="7" data-color="rgb(63," mpa-from-tpl="t" style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section mpa-from-tpl="t" style="margin: 10px auto;padding-left: 10px;outline: 0px;max-width: 100%;border-left: 5px solid rgb(28, 72, 122);box-sizing: border-box !important;overflow-wrap: break-word !important;"><section mpa-from-tpl="t" style="outline: 0px;max-width: 100%;font-size: 13px;letter-spacing: 1px;line-height: 1.75em;color: rgb(28, 72, 122);box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(102, 102, 102);font-size: 14px;letter-spacing: 1.5px;caret-color: red;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong mpa-from-tpl="t" style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">须警惕奥密克戎BA.5变异株 </strong><strong style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">加强防范</strong></strong></span></section></section></section></section></section></section></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">面对具有如此传播能力的奥密克戎BA.5变异株，我们应如何防范？</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">科学规范佩戴口罩</strong></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></strong></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">上海市疫情防控工作领导小组专家组成员袁政安介绍，奥密克戎BA.5变异株的传播方式主要还是飞沫传播，因此市民还是要牢记<strong style="outline: 0px;max-width: 100%;text-align: left;color: rgb(4, 100, 189);letter-spacing: 0px;line-height: 1.6;box-sizing: border-box !important;overflow-wrap: break-word !important;">“</strong>防疫三件套”（戴口罩、社交距离、个人卫生）和“防护五还要”（口罩还要戴、社交距离还要留、咳嗽喷嚏还要遮、双手还要经常洗、窗户还要尽量开），其中规范佩戴合格的口罩仍是最有效的防控措施之一。</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">再次提醒，科学规范地佩戴口罩的方式是：戴上口罩后，两个食指在鼻翼的两侧按压，使鼻夹与面部皮肤贴合，口罩完全遮住鼻子和下巴。也建议每四小时更换一次口罩，有效发挥口罩的防护能力。</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">疫苗接种对BA.5依然有保护作用</strong></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;white-space: normal;background-color: rgb(255, 255, 255);margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;color: rgb(27, 55, 94);font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></strong></span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;">7月23日，在国务院联防联控机制新闻发布会上，国家卫生健康委副主任、科研攻关组疫苗研发专班负责人、中国科学院院士曾益新介绍，有研究表明，疫苗接种者的血清针对BA.5的中和能力有所下降，但是疫苗接种所产生的细胞免疫对病毒变异的耐受性相对好一些。真实世界的结果也表明，疫苗接种对于BA.5引起的肺炎、重症和死亡依然有很好的保护作用。</span></section><section style="margin-right: 16px;margin-left: 16px;outline: 0px;max-width: 100%;color: rgb(34, 34, 34);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;white-space: normal;background-color: rgb(255, 255, 255);letter-spacing: 0px;line-height: 2em;margin-bottom: 0px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="outline: 0px;max-width: 100%;letter-spacing: 1px;font-size: 17px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br/></span></section><section style="white-space: normal;box-sizing: border-box;font-size: 16px;margin-bottom: 0px;"><section powered-by="xiumi.us" style="margin-top: 0.5em;margin-bottom: 0.5em;box-sizing: border-box;"><section style="height: 1px;background-color: rgb(160, 160, 160);box-sizing: border-box;line-height: 0;"><br/></section></section></section><p><br/></p><p style="margin: 0cm 0cm 0.0001pt;white-space: normal;max-width: 100%;min-height: 1em;font-family: -apple-system-font, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;line-height: 19.2pt;text-align: left;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="letter-spacing: 0.544px;max-width: 100%;color: rgb(136, 136, 136);font-size: 14px;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="color: rgb(136, 136, 136);font-family: -apple-system-font, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;font-size: 14px;letter-spacing: 0.544px;text-align: left;">来</span><span style="color: rgb(136, 136, 136);font-family: -apple-system-font, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;font-size: 14px;letter-spacing: 0.544px;text-align: left;">源：武汉发布</span></span></p><p style="margin: 0cm 0cm 0.0001pt;white-space: normal;max-width: 100%;min-height: 1em;font-family: -apple-system-font, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;line-height: 19.2pt;text-align: left;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="letter-spacing: 0.544px;max-width: 100%;color: rgb(136, 136, 136);font-size: 14px;box-sizing: border-box !important;overflow-wrap: break-word !important;">制作：刘毅 | </span><span style="color: rgb(136, 136, 136);letter-spacing: 0.544px;font-size: 14px;">编辑：方丹 | </span><span style="letter-spacing: 0.544px;color: rgb(136, 136, 136);font-size: 14px;">责编：方军</span></p><p style="margin: 0cm 0cm 0.0001pt;white-space: normal;max-width: 100%;min-height: 1em;font-family: -apple-system-font, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;line-height: 19.2pt;text-align: left;box-sizing: 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