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Community transmission and viral load kinetics of the SARS-CoV-2 delta (B.1.617.2) variant in vaccinated and unvaccinated individuals in the UK: a prospective, longitudinal, cohort study.
Singanayagam A, Hakki S, Dunning J, Madon KJ, Crone MA, Koycheva A, Derqui-Fernandez N, Barnett JL, Whitfield MG, Varro R, Charlett A, Kundu R, Fenn J, Cutajar J, Quinn V, Conibear E, Barclay W, Freemont PS, Taylor GP, Ahmad S, Zambon M, Ferguson NM, Lalvani A; ATACCC Study Investigators. Singanayagam A, et al. Among authors: ahmad s. Lancet Infect Dis. 2022 Feb;22(2):183-195. doi: 10.1016/S1473-3099(21)00648-4. Epub 2021 Oct 29. Lancet Infect Dis. 2022. PMID: 34756186 Free PMC article.
Seroprevalence of SARS-CoV-2 antibodies in children: a prospective multicentre cohort study.
Waterfield T, Watson C, Moore R, Ferris K, Tonry C, Watt A, McGinn C, Foster S, Evans J, Lyttle MD, Ahmad S, Ladhani S, Corr M, McFetridge L, Mitchell H, Brown K, Amirthalingam G, Maney JA, Christie S. Waterfield T, et al. Among authors: ahmad s. Arch Dis Child. 2021 Jul;106(7):680-686. doi: 10.1136/archdischild-2020-320558. Epub 2020 Nov 10. Arch Dis Child. 2021. PMID: 33172887
Evaluating the Effects of SARS-CoV-2 Spike Mutation D614G on Transmissibility and Pathogenicity.
Volz E, Hill V, McCrone JT, Price A, Jorgensen D, O'Toole Á, Southgate J, Johnson R, Jackson B, Nascimento FF, Rey SM, Nicholls SM, Colquhoun RM, da Silva Filipe A, Shepherd J, Pascall DJ, Shah R, Jesudason N, Li K, Jarrett R, Pacchiarini N, Bull M, Geidelberg L, Siveroni I; COG-UK Consortium; Goodfellow I, Loman NJ, Pybus OG, Robertson DL, Thomson EC, Rambaut A, Connor TR. Volz E, et al. Cell. 2021 Jan 7;184(1):64-75.e11. doi: 10.1016/j.cell.2020.11.020. Epub 2020 Nov 19. Cell. 2021. PMID: 33275900 Free PMC article.
SARS-CoV-2 evolution during treatment of chronic infection.
Kemp SA, Collier DA, Datir RP, Ferreira IATM, Gayed S, Jahun A, Hosmillo M, Rees-Spear C, Mlcochova P, Lumb IU, Roberts DJ, Chandra A, Temperton N; CITIID-NIHR BioResource COVID-19 Collaboration; COVID-19 Genomics UK (COG-UK) Consortium; Sharrocks K, Blane E, Modis Y, Leigh KE, Briggs JAG, van Gils MJ, Smith KGC, Bradley JR, Smith C, Doffinger R, Ceron-Gutierrez L, Barcenas-Morales G, Pollock DD, Goldstein RA, Smielewska A, Skittrall JP, Gouliouris T, Goodfellow IG, Gkrania-Klotsas E, Illingworth CJR, McCoy LE, Gupta RK. Kemp SA, et al. Nature. 2021 Apr;592(7853):277-282. doi: 10.1038/s41586-021-03291-y. Epub 2021 Feb 5. Nature. 2021. PMID: 33545711 Free PMC article.
Robust SARS-CoV-2-specific T cell immunity is maintained at 6 months following primary infection.
Zuo J, Dowell AC, Pearce H, Verma K, Long HM, Begum J, Aiano F, Amin-Chowdhury Z, Hoschler K, Brooks T, Taylor S, Hewson J, Hallis B, Stapley L, Borrow R, Linley E, Ahmad S, Parker B, Horsley A, Amirthalingam G, Brown K, Ramsay ME, Ladhani S, Moss P. Zuo J, et al. Among authors: ahmad s. Nat Immunol. 2021 May;22(5):620-626. doi: 10.1038/s41590-021-00902-8. Epub 2021 Mar 5. Nat Immunol. 2021. PMID: 33674800 Free PMC article.
Sensitivity of SARS-CoV-2 B.1.1.7 to mRNA vaccine-elicited antibodies.
Collier DA, De Marco A, Ferreira IATM, Meng B, Datir RP, Walls AC, Kemp SA, Bassi J, Pinto D, Silacci-Fregni C, Bianchi S, Tortorici MA, Bowen J, Culap K, Jaconi S, Cameroni E, Snell G, Pizzuto MS, Pellanda AF, Garzoni C, Riva A; CITIID-NIHR BioResource COVID-19 Collaboration; Elmer A, Kingston N, Graves B, McCoy LE, Smith KGC, Bradley JR, Temperton N, Ceron-Gutierrez L, Barcenas-Morales G; COVID-19 Genomics UK (COG-UK) Consortium; Harvey W, Virgin HW, Lanzavecchia A, Piccoli L, Doffinger R, Wills M, Veesler D, Corti D, Gupta RK. Collier DA, et al. Nature. 2021 May;593(7857):136-141. doi: 10.1038/s41586-021-03412-7. Epub 2021 Mar 11. Nature. 2021. PMID: 33706364 Free article.
Genomic and healthcare dynamics of nosocomial SARS-CoV-2 transmission.
Ellingford JM, George R, McDermott JH, Ahmad S, Edgerley JJ, Gokhale D, Newman WG, Ball S, Machin N, Black GC. Ellingford JM, et al. Among authors: ahmad s. Elife. 2021 Mar 17;10:e65453. doi: 10.7554/eLife.65453. Elife. 2021. PMID: 33729154 Free PMC article.
SARS-CoV-2 infection and transmission in primary schools in England in June-December, 2020 (sKIDs): an active, prospective surveillance study.
Ladhani SN, Baawuah F, Beckmann J, Okike IO, Ahmad S, Garstang J, Brent AJ, Brent B, Walker J, Andrews N, Ireland G, Aiano F, Amin-Chowdhury Z, Letley L, Flood J, Jones SEI, Borrow R, Linley E, Zambon M, Poh J, Saliba V, Amirthalingam G, Lopez Bernal J, Brown KE, Ramsay ME. Ladhani SN, et al. Among authors: ahmad s. Lancet Child Adolesc Health. 2021 Jun;5(6):417-427. doi: 10.1016/S2352-4642(21)00061-4. Epub 2021 Mar 17. Lancet Child Adolesc Health. 2021. PMID: 33740430 Free PMC article.
Serological surveillance of SARS-CoV-2: Six-month trends and antibody response in a cohort of public health workers.
Harris RJ, Whitaker HJ, Andrews NJ, Aiano F, Amin-Chowdhury Z, Flood J, Borrow R, Linley E, Ahmad S, Stapley L, Hallis B, Amirthalingam G, Höschler K, Parker B, Horsley A, Brooks TJG, Brown KE, Ramsay ME, Ladhani SN. Harris RJ, et al. Among authors: ahmad s. J Infect. 2021 May;82(5):162-169. doi: 10.1016/j.jinf.2021.03.015. Epub 2021 Mar 22. J Infect. 2021. PMID: 33766553 Free PMC article.
Assessing transmissibility of SARS-CoV-2 lineage B.1.1.7 in England.
Volz E, Mishra S, Chand M, Barrett JC, Johnson R, Geidelberg L, Hinsley WR, Laydon DJ, Dabrera G, O'Toole Á, Amato R, Ragonnet-Cronin M, Harrison I, Jackson B, Ariani CV, Boyd O, Loman NJ, McCrone JT, Gonçalves S, Jorgensen D, Myers R, Hill V, Jackson DK, Gaythorpe K, Groves N, Sillitoe J, Kwiatkowski DP; COVID-19 Genomics UK (COG-UK) consortium; Flaxman S, Ratmann O, Bhatt S, Hopkins S, Gandy A, Rambaut A, Ferguson NM. Volz E, et al. Nature. 2021 May;593(7858):266-269. doi: 10.1038/s41586-021-03470-x. Epub 2021 Mar 25. Nature. 2021. PMID: 33767447 Free article.
8,165 results