二次感染新冠会更严重吗？哪些人更容易重复感染？( 三 )

文章图片
图源：参考资料8
当然，如果担心重复感染，最好的预防方法依然是接种疫苗，并及时接种加强针。加强针不仅可以提高抗体水平，减少被感染的可能性，而且会拓宽免疫保护的范围，对以后可能出现的突变株也有保护作用。（策划：z_popeye｜监制：gyouza）
致谢：本文经遗传学博士、药企研发科学家周叶斌专业审核
参考资料：
[1]https://www.ons.gov.uk/peoplepopulationandcommunity/healthandsocialcare/conditionsanddiseases/bulletins/coronaviruscovid19infectionsurveycharacteristicsofpeopletestingpositiveforcovid19uk/16november2022
[2]https://www.thelancet.com/journals/laninf/article/PIIS1473-3099(22)00595-3/fulltext
[3]https://www.who.int/europe/news-room/photo-stories/item/one-year-of-omicron--the-vital-work-of-a-who-reference-lab-in-the-surveillance-and-diagnosis-of-viruses
[4]https://www.nature.com/articles/s41591-022-02051-3
[5]https://www.mingjingnews.com/article/525331
[6]AltarawnehHN,ChemaitellyH,HasanMR,etal.ProtectionagainsttheomicronvariantfrompreviousSARS-CoV-2infection[J].NewEnglandJournalofMedicine,2022,386(13):1288-1290.
[7]Medi?S,AnastassopoulouC,Lozanov-Crvenkovi?Z,etal.RiskandseverityofSARS-CoV-2reinfectionsduring2020–2022inVojvodina,Serbia:Apopulation-levelobservationalstudy[J].TheLancetRegionalHealth-Europe,2022,20:100453.
[8]CaoY,JianF,WangJ,etal.ImprintedSARS-CoV-2humoralimmunityinducesconvergingOmicronRBDevolution[J].Biorxiv,2022.