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南京疫情病毒毒株为“德尔塔” 防控措施升级

南京疫情病毒毒株为“德尔塔” 防控措施升级

China Daily
Wednesday, July 28, 2021 04:28:03 AM UTC

7月27日,江苏省南京市召开新闻发布会,据南京市疾控中心副主任丁洁介绍,从测序完成的病例看,目前引起南京疫情的毒株是德尔塔毒株(Delta variant)。 【知识点】 今年5月,针对变异毒株难念难写又难记的问题,同时也为了避免将毒株和地名联系在一起产生的污名化问题,世界卫生组织建议用希腊字母表来给新冠变种毒株重新命名(new names for Coronavirus variants using letters from the Greek alphabet)。 截至2021年5月31日,世卫组织已经给6个待观察变种(Variant of Interest)和4个须关切变种(Variant of Concern)指定了名字。这4个值得关注的变种分别被命名为Alpha(又名为B.1.1.7,首次在英国发现)、Beta(B.1.351,首次在南非发现)、Gamma(P.1,首次在巴西发现)和Delta(B.1.617.2,首次在印度发现)。
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