人最多感染8次新冠？专家回应
<section data-role="outer" label="edit by 135editor" data-mpa-powered-by="yiban.io"><section data-role="paragraph"><section data-role="outer"><section><section><section><section><section><section data-mpa-template="t" mpa-from-tpl="t"><section mpa-from-tpl="t"><section data-mpa-template-id="834209" data-mpa-color="null" data-mpa-category="fav" mpa-from-tpl="t"><section data-mpa-template-id="792033" data-mpa-color="null" data-mpa-category="fav" mpa-from-tpl="t"><section data-color="rgb(31, 143, 225)" data-custom="rgb(31, 143, 225)" mpa-from-tpl="t"><section mpa-from-tpl="t"></section></section></section></section></section></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><strong><span style="font-size: 16px;color: rgb(0, 122, 170);">“一个人不管多健康，多强壮</span></strong></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><strong><span style="font-size: 16px;color: rgb(0, 122, 170);">最多只能感染新冠8次</span></strong></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><strong><span style="font-size: 16px;color: rgb(0, 122, 170);">第9次人就没了”</span></strong><span style="font-size: 16px;color: rgb(0, 122, 170);"></span></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="font-size: 16px;">近日</span></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="font-size: 16px;">这种说法引发讨论</span></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="font-size: 16px;">多位专家表示</span></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="font-size: 16px;">这种说法毫无科学依据</span></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="font-size: 16px;"></span></section></section></section></section></section></section></section><section style="text-align: center;margin-left: 8px;margin-right: 8px;"></section></section></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);font-size: 16px;"><br style="outline: 0px;"/></span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);letter-spacing: 1px;font-size: 16px;">浙江大学医学院附属第一医院国家传染病医学中心副主任医师李永涛表示，目前，对于没有基础疾病的正常人而言，“最多只能感染8次”的说法毫无科学性，且再感染后普遍症状较轻，大家无需太过担心。</span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);letter-spacing: 1px;font-size: 16px;"><br style="outline: 0px;"/></span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="letter-spacing: 1px;font-size: 16px;"><span style="letter-spacing: 1px;outline: 0px;color: rgb(0, 0, 0);">南方医科大学公共卫生学院生物安全研究中心主任赵卫表示，虽然目前并没有会感染多少次的定论，但一个人多次反复感染新冠的可能性的确存在。</span><span style="letter-spacing: 1px;color: rgb(0, 122, 170);"><strong style="outline: 0px;"><span style="letter-spacing: 1px;outline: 0px;">目前的观察研究均表明，再感染后的症状会越来越轻。</span></strong></span><span style="letter-spacing: 1px;outline: 0px;color: rgb(0, 0, 0);">一方面是因为机体在首次感染后产生了对病原体的免疫力。“即使随着时间推移，我们针对这种病原体的特异性免疫水平逐渐下降，再次感染后，身体通过回忆反应，这种免疫水平也能很快再次增强，杀灭体内的病原体。因此，重复感染后症状并不会变得更重。”</span></span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);letter-spacing: 1px;font-size: 16px;"><br style="outline: 0px;"/></span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);letter-spacing: 1px;font-size: 16px;">“另一方面，病原体在传播流行的过程中，通常自身也会朝着致病性逐渐减弱、感染能力逐渐增强的方向发生变异。”赵卫说。</span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);letter-spacing: 1px;font-size: 16px;"><br style="outline: 0px;"/></span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-indent: 2em;margin-bottom: 0px;line-height: 1.75em;"><span style="outline: 0px;color: rgb(0, 0, 0);letter-spacing: 1px;font-size: 16px;">赵卫建议，如果实在担心反复感染的问题，60岁以上的老人和有基础病的人，可以进行疫苗和加强针的接种。其次，去往人员密集的场所，尤其是医院，尽量全程佩戴口罩，回到家后及时洗手消毒。</span></section><section style="text-align: center;line-height: 1.75em;margin-bottom: 0px;"></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="outline: 0px;color: rgb(0, 0, 0);font-size: 16px;letter-spacing: 1px;">近日</span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="outline: 0px;color: rgb(0, 0, 0);font-size: 16px;letter-spacing: 1px;">关于“二阳”的网络讨论</span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="outline: 0px;color: rgb(0, 0, 0);font-size: 16px;letter-spacing: 1px;">引发广泛关注</span></section><section style="margin-right: 8px;margin-left: 8px;outline: 0px;text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="outline: 0px;color: rgb(0, 0, 0);font-size: 16px;letter-spacing: 1px;">现阶段如何做好个人防护？</span></section><section style="letter-spacing: 0.578px;white-space: normal;text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="color: rgb(0, 122, 170);font-size: 16px;letter-spacing: 1px;"><strong>一图看懂</strong></span></section><section style="letter-spacing: 0.578px;white-space: normal;text-align: center;line-height: 1.75em;margin-bottom: 0px;"><span style="color: rgb(0, 122, 170);font-size: 16px;letter-spacing: 1px;"></span></section><section style="text-align: center;line-height: 1.6em;margin-bottom: 0px;"><span style="color: rgb(0, 122, 170);font-size: 15px;"></span></section><p style="text-align: center;"><section data-role="paragraph" data-style="margin-bottom: 0px; outline: 0px; background-color: rgb(255, 255, 255); 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;" class="js_darkmode__22" style="margin-bottom: 0px;outline: 0px;background-color: rgb(255, 255, 255);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;"><section data-mpa-template="t" mpa-from-tpl="t" data-style="margin: 0px; padding: 0px; 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; font-size: 17px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.544px; orphans: 2; text-align: justify; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; caret-color: rgb(51, 51, 51); background-color: rgb(255, 255, 255); visibility: visible; box-sizing: border-box !important; overflow-wrap: break-word !important;" style="outline: 0px;letter-spacing: 0.544px;caret-color: rgb(51, 51, 51);visibility: visible;"><p style="outline: 0px;text-align: center;">
</section><p data-style="margin-bottom: 5px; padding-right: 10px; padding-left: 10px; outline: 0px; color: rgb(86, 86, 86); letter-spacing: 0.544px; text-indent: 0em; line-height: normal; visibility: visible; font-family: -apple-system-font, BlinkMacSystemFont, Arial, sans-serif; text-align: center; caret-color: rgba(0, 0, 0, 0); font-size: 16px; vertical-align: inherit; widows: 1;" class="js_darkmode__25" style="margin-bottom: 5px; padding-right: 10px; padding-left: 10px; outline: 0px; color: rgb(86, 86, 86); letter-spacing: 0.544px; text-indent: 0em; line-height: normal; visibility: visible; font-family: -apple-system-font, BlinkMacSystemFont, Arial, sans-serif; text-align: left; caret-color: rgba(0, 0, 0, 0); font-size: 16px; vertical-align: inherit; widows: 1;"><span style="margin-bottom: 0em;outline: 0px;font-size: 12px;letter-spacing: 0.544px;text-indent: 0em;color: rgb(136, 136, 136);visibility: visible;font-family: Helvetica, Arial, sans-serif;">来源丨人民日报、中央政法委长安剑等</span>
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