新的COVID-19变体“Stratus”驱动器在加利福尼亚病例中激增, 提出了疫苗更新问题。 New COVID-19 variant "Stratus" drives surge in California cases, raises vaccine update questions.

一个新的COVID-19变体“Stratus”(XFG)正在加利福尼亚州推动病例激增,自7月初以来,住院人数几乎翻了一番。 A new COVID-19 variant, "Stratus" (XFG), is driving a surge in cases in California, with hospital admissions nearly doubling since early July. 首次在东南亚检测到,斯特拉图斯是两种亚微菌株的混合体。 First detected in Southeast Asia, Stratus is a hybrid of two Omicron strains. 尽管病例有所增加,但住院人数仍然低于以前。 Despite the rise in cases, hospitalizations remain lower than previous waves. 其他州也看到该变式的影响,由于缺乏联邦指导,导致疫苗更新情况不确定。 The variant's impact is also seen in other states, with a lack of federal guidance causing uncertainty about vaccine updates. 公共卫生官员建议风险群体尽快接种疫苗。 Public health officials recommend at-risk groups get vaccinated as soon as possible.