Whole-Genome Sequences Analysis Displays Relationship of SARS-CoV-2 Delta Variant Between Four Local Cases and Passengers of a Flight from South Africa - Shenzhen City, Guangdong Province, China, June 2021.

Competing Interests: No conflicts of interest. Table S1Demographic characteristics of 4 local cases and 39 imported cases, and specimen testing information.CaseGenderAge (years)Date of first positive detectionof COVID-19 virusCt value (ORF1ab/N) of specimen used for sequencingDaanBojieNote: There were 43 subjects in total, and the male/female ratio and mean age of subjects was 2.58∶1 and 40.9 years, respectively. Abbreviations: Undet=Undetected; Ct=Cycle threshold; COVID-19=Coronavirus disease 2019. Case AMale30June 14, 202114/1816/18Case BFemale21June 17, 202123/2122/22Case CMale35June 18, 202124/2222/24Case DFemale64June 20, 202130/3035/28Case 1Male36June 11, 202131/3130/31Case 2Male35June 11, 202131/3126/28Case 3Female42June 11, 202133/3434/34Case 4Female58June 11, 202130/2727/28Case 5Male53June 13, 202117/1616/17Case 6Male32June 14, 202124/2324/23Case 7Male52June 14, 202117/1716/17Case 8Male33June 15, 202117/1515/17Case 9Male47June 15, 202116/1615/16Case 10Male64June 15, 202121/2020/21Case 11Male40June 15, 202115/1414/15Case 12Male50June 15, 202118/1716/18Case 13Male33June 15, 202128/2627/28Case 14Female31June 15, 202119/1718/17Case 15Male61June 15, 202114/1415/15Case 16Female38June 15, 202135/3436/33Case 17Male39June 15, 202137/40Undet/35Case 18Female50June 15,202114/1514/14Case 19Male35June 15, 202117/1616/17Case 20Male58June 15, 202116/1515/16Case 21Female47June 15, 202129/2526/26Case 22Male29June 15, 202135/3538/UndetCase 23Male32June 15, 202138/36Undet/35Case 24Male63June 15, 202135/3435/32Case 25Female63June 15, 202135/3333/33Case 26Male45June 15, 202138/35Undet/UndetCase 27Male44June 15, 2021Undet/38Undet/35Case 28Male61June 15, 2021Undet/3737/UndetCase 29Male58June 15, 202137/UndetUndet/36Case 30Male9June 15, 202121/2122/22Case 31Female45June 15, 202128/2827/28Case 32Male42June 15, 202115/1514/15Case 33Male35June 16, 202126/2423/26Case 34Male1June 16, 202130/2727/29Case 35Female24June 17, 202134/3032/30Case 36Male25June 17, 202119/1819/18Case 37Female32June 19, 202122/1919/20Case 38Male38June 19, 202131/2928/30Case 39Female28June 25, 202118/1617/18Table S2Genome sequence information for 30 SARS-CoV-2 strains of lineage B.1.617.2 from this study.CaseVirus nameLength in nt(% GC content)Closest strain by an audacity instantsearch in GISAIDAbbreviation: nt=Nucleotide.Case AhCoV-19/Shenzhen/IVDC-06-14/202129,813nt (37.97)hCoV-19/England/MILK-155F811/2021Case BhCoV-19/Shenzhen/IVDC-06-17/202129,562nt (37.98)hCoV-19/England/MILK-155F811/2021Case ChCoV-19/Shenzhen/IVDC-06-18/202129,428nt (37.98)hCoV-19/England/MILK-155F811/2021Case DhCoV-19/Shenzhen/IVDC-06-20/202129,612nt (37.98)hCoV-19/England/MILK-155F811/2021Case 1hCoV-19/Shenzhen/IVDC-0610-01/202129,702nt (37.96)hCoV-19/India/GJ-NCDC-NIV-INSACOG-24095/2021Case 2hCoV-19/Shenzhen/IVDC-0610-02/202129,813nt (37.97)hCoV-19/England/MILK-155F811/2021Case 4hCoV-19/Shenzhen/IVDC-0610-04/202129,836nt (37.96)hCoV-19/England/MILK-155F811/2021Case 5hCoV-19/Shenzhen/IVDC-0610-05/202129,555nt (37.99)hCoV-19/England/MILK-155F811/2021Case 6hCoV-19/Shenzhen/IVDC-0610-06/202129,657nt (38.00)hCoV-19/England/MILK-155F811/2021Case 7hCoV-19/Shenzhen/IVDC-0610-07/202129,814nt (37.97)hCoV-19/England/MILK-155F811/2021Case 8hCoV-19/Shenzhen/IVDC-0610-08/202129,824nt (37.97)hCoV-19/England/MILK-155F811/2021Case 9hCoV-19/Shenzhen/IVDC-0610-09/202129,831nt (37.96)hCoV-19/England/MILK-155F811/2021Case 10hCoV-19/Shenzhen/IVDC-0610-10/202129,833nt (37.95)hCoV-19/England/MILK-155F811/2021Case 11hCoV-19/Shenzhen/IVDC-0610-11/202129,830nt (37.96)hCoV-19/England/MILK-155F811/2021Case 12hCoV-19/Shenzhen/IVDC-0610-12/202129,830nt (37.96)hCoV-19/England/MILK-155F811/2021Case 13hCoV-19/Shenzhen/IVDC-0610-13/202129,710nt (37.99)hCoV-19/England/MILK-155F811/2021Case 14hCoV-19/Shenzhen/IVDC-0610-14/202129,551nt (37.98)hCoV-19/England/MILK-155F811/2021Case 15hCoV-19/Shenzhen/IVDC-0610-15/202129,834nt (37.96)hCoV-19/England/MILK-155F811/2021Case 18hCoV-19/Shenzhen/IVDC-0610-18/202129,820nt (37.96)hCoV-19/England/MILK-155F811/2021Case 19hCoV-19/Shenzhen/IVDC-0610-19/202129,828nt (37.96)hCoV-19/England/MILK-155F811/2021Case 20hCoV-19/Shenzhen/IVDC-0610-20/202129,820nt (37.96)hCoV-19/England/MILK-155F811/2021Case 21hCoV-19/Shenzhen/IVDC-0610-21/202129,574nt (37.99)hCoV-19/England/MILK-155F811/2021Case 30hCoV-19/Shenzhen/IVDC-0610-30/202129,827nt (37.97)hCoV-19/England/MILK-155F811/2021Case 31hCoV-19/Shenzhen/IVDC-0610-31/202129,829nt (37.96)hCoV-19/England/MILK-155F811/2021Case 32hCoV-19/Shenzhen/IVDC-0610-32/202129,849nt (37.96)hCoV-19/England/MILK-155F811/2021Case 34hCoV-19/Shenzhen/IVDC-0610-34/202129,809nt (37.97)hCoV-19/England/MILK-155F811/2021Case 36hCoV-19/Shenzhen/IVDC-0610-36/202129,819nt (37.96)hCoV-19/England/MILK-155F811/2021Case 37hCoV-19/Shenzhen/IVDC-0610-37/202129,827nt (37.97)hCoV-19/England/MILK-155F811/2021Case 38hCoV-19/Shenzhen/IVDC-0610-38/202129,553nt (37.99)hCoV-19/England/MILK-155F811/2021Case 39hCoV-19/Shenzhen/IVDC-0610-39/202129,797nt (37.94)hCoV-19/England/MILK-155F811/2021