Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2013 1
2014 2
2015 4
2016 4
2017 3
2019 3
2020 5
2021 12
2022 15
2023 13
2024 3

Text availability

Article attribute

Article type

Publication date

Search Results

58 results

Results by year

Filters applied: . Clear all
Page 1
Safety and efficacy of the ChAdOx1 nCoV-19 vaccine (AZD1222) against SARS-CoV-2: an interim analysis of four randomised controlled trials in Brazil, South Africa, and the UK.
Voysey M, Clemens SAC, Madhi SA, Weckx LY, Folegatti PM, Aley PK, Angus B, Baillie VL, Barnabas SL, Bhorat QE, Bibi S, Briner C, Cicconi P, Collins AM, Colin-Jones R, Cutland CL, Darton TC, Dheda K, Duncan CJA, Emary KRW, Ewer KJ, Fairlie L, Faust SN, Feng S, Ferreira DM, Finn A, Goodman AL, Green CM, Green CA, Heath PT, Hill C, Hill H, Hirsch I, Hodgson SHC, Izu A, Jackson S, Jenkin D, Joe CCD, Kerridge S, Koen A, Kwatra G, Lazarus R, Lawrie AM, Lelliott A, Libri V, Lillie PJ, Mallory R, Mendes AVA, Milan EP, Minassian AM, McGregor A, Morrison H, Mujadidi YF, Nana A, O'Reilly PJ, Padayachee SD, Pittella A, Plested E, Pollock KM, Ramasamy MN, Rhead S, Schwarzbold AV, Singh N, Smith A, Song R, Snape MD, Sprinz E, Sutherland RK, Tarrant R, Thomson EC, Török ME, Toshner M, Turner DPJ, Vekemans J, Villafana TL, Watson MEE, Williams CJ, Douglas AD, Hill AVS, Lambe T, Gilbert SC, Pollard AJ; Oxford COVID Vaccine Trial Group. Voysey M, et al. Among authors: kwatra g. Lancet. 2021 Jan 9;397(10269):99-111. doi: 10.1016/S0140-6736(20)32661-1. Epub 2020 Dec 8. Lancet. 2021. PMID: 33306989 Free PMC article. Clinical Trial.
Potential for Maternally Administered Vaccine for Infant Group B Streptococcus.
Madhi SA, Anderson AS, Absalon J, Radley D, Simon R, Jongihlati B, Strehlau R, van Niekerk AM, Izu A, Naidoo N, Kwatra G, Ramsamy Y, Said M, Jones S, Jose L, Fairlie L, Barnabas SL, Newton R, Munson S, Jefferies Z, Pavliakova D, Silmon de Monerri NC, Gomme E, Perez JL, Scott DA, Gruber WC, Jansen KU. Madhi SA, et al. Among authors: kwatra g. N Engl J Med. 2023 Jul 20;389(3):215-227. doi: 10.1056/NEJMoa2116045. N Engl J Med. 2023. PMID: 37467497 Clinical Trial.
SARS-CoV-2 Omicron-B.1.1.529 leads to widespread escape from neutralizing antibody responses.
Dejnirattisai W, Huo J, Zhou D, Zahradník J, Supasa P, Liu C, Duyvesteyn HME, Ginn HM, Mentzer AJ, Tuekprakhon A, Nutalai R, Wang B, Dijokaite A, Khan S, Avinoam O, Bahar M, Skelly D, Adele S, Johnson SA, Amini A, Ritter TG, Mason C, Dold C, Pan D, Assadi S, Bellass A, Omo-Dare N, Koeckerling D, Flaxman A, Jenkin D, Aley PK, Voysey M, Costa Clemens SA, Naveca FG, Nascimento V, Nascimento F, Fernandes da Costa C, Resende PC, Pauvolid-Correa A, Siqueira MM, Baillie V, Serafin N, Kwatra G, Da Silva K, Madhi SA, Nunes MC, Malik T, Openshaw PJM, Baillie JK, Semple MG, Townsend AR, Huang KA, Tan TK, Carroll MW, Klenerman P, Barnes E, Dunachie SJ, Constantinides B, Webster H, Crook D, Pollard AJ, Lambe T; OPTIC Consortium; ISARIC4C Consortium; Paterson NG, Williams MA, Hall DR, Fry EE, Mongkolsapaya J, Ren J, Schreiber G, Stuart DI, Screaton GR. Dejnirattisai W, et al. Among authors: kwatra g. Cell. 2022 Feb 3;185(3):467-484.e15. doi: 10.1016/j.cell.2021.12.046. Epub 2022 Jan 4. Cell. 2022. PMID: 35081335 Free PMC article.
ChAdOx1 nCoV-19 (AZD1222) vaccine-induced Fc receptor binding tracks with differential susceptibility to COVID-19.
Kaplonek P, Cizmeci D, Kwatra G, Izu A, Lee JS, Bertera HL, Fischinger S, Mann C, Amanat F, Wang W, Koen AL, Fairlie L, Cutland CL, Ahmed K, Dheda K, Barnabas SL, Bhorat QE, Briner C, Krammer F, Saphire EO, Gilbert SC, Lambe T, Pollard AJ, Nunes M, Wuhrer M, Lauffenburger DA, Madhi SA, Alter G. Kaplonek P, et al. Among authors: kwatra g. Nat Immunol. 2023 Jul;24(7):1161-1172. doi: 10.1038/s41590-023-01513-1. Epub 2023 Jun 15. Nat Immunol. 2023. PMID: 37322179 Free PMC article.
Serocorrelates of protection against infant group B streptococcus disease.
Le Doare K, Kampmann B, Vekemans J, Heath PT, Goldblatt D, Nahm MH, Baker C, Edwards MS, Kwatra G, Andrews N, Madhi SA, Ter Meulen AS, Anderson AS, Corsaro B, Fischer P, Gorringe A. Le Doare K, et al. Among authors: kwatra g. Lancet Infect Dis. 2019 May;19(5):e162-e171. doi: 10.1016/S1473-3099(18)30659-5. Epub 2019 Jan 22. Lancet Infect Dis. 2019. PMID: 30683467 Review.
Active Intrapartum SARS-CoV-2 Infection and Pregnancy Outcomes.
Nunes MC, Jones S, Strehlau R, Baba V, Ditse Z, da Silva K, Bothma L, Serafin N, Baillie VL, Kwatra G, Burke M, Wise A, Adam M, Mlandu P, Melamu M, Phelp J, Fraser W, Wright C, Zell E, Adam Y, Madhi SA. Nunes MC, et al. Among authors: kwatra g. Am J Perinatol. 2022 Dec;39(S 01):S42-S48. doi: 10.1055/s-0042-1757274. Epub 2022 Oct 28. Am J Perinatol. 2022. PMID: 36307090
Vaccine value profile for Klebsiella pneumoniae.
Dangor Z, Benson N, Berkley JA, Bielicki J, Bijsma MW, Broad J, Buurman ET, Cross A, Duffy EM, Holt KE, Iroh Tam PY, Jit M, Karampatsas K, Katwere M, Kwatra G, Laxminarayan R, Le Doare K, Mboizi R, Micoli F, Moore CE, Nakabembe E, Naylor NR, O'Brien S, Olwagen C, Reddy D, Rodrigues C, Rosen DA, Sadarangani M, Srikantiah P, Tennant SM, Hasso-Agopsowicz M, Madhi SA. Dangor Z, et al. Among authors: kwatra g. Vaccine. 2024 Mar 18:S0264-410X(24)00248-2. doi: 10.1016/j.vaccine.2024.02.072. Online ahead of print. Vaccine. 2024. PMID: 38503661 Free article.
Emergence and phenotypic characterization of the global SARS-CoV-2 C.1.2 lineage.
Scheepers C, Everatt J, Amoako DG, Tegally H, Wibmer CK, Mnguni A, Ismail A, Mahlangu B, Lambson BE, Martin DP, Wilkinson E, San JE, Giandhari J, Manamela N, Ntuli N, Kgagudi P, Cele S, Richardson SI, Pillay S, Mohale T, Ramphal U, Naidoo Y, Khumalo ZT, Kwatra G, Gray G, Bekker LG, Madhi SA, Baillie V, Van Voorhis WC, Treurnicht FK, Venter M, Mlisana K, Wolter N, Sigal A, Williamson C, Hsiao NY, Msomi N, Maponga T, Preiser W, Makatini Z, Lessells R, Moore PL, de Oliveira T, von Gottberg A, Bhiman JN. Scheepers C, et al. Among authors: kwatra g. Nat Commun. 2022 Apr 8;13(1):1976. doi: 10.1038/s41467-022-29579-9. Nat Commun. 2022. PMID: 35396511 Free PMC article.
Efficacy of primary series AZD1222 (ChAdOx1 nCoV-19) vaccination against SARS-CoV-2 variants of concern: Final analysis of a randomized, placebo-controlled, phase 1b/2 study in South African adults (COV005).
Koen AL, Izu A, Baillie V, Kwatra G, Cutland CL, Fairlie L, Padayachee SD, Dheda K, Barnabas SL, Bhorat QE, Briner C, Ahmed K, Bhikha S, Bhiman JN, du Plessis J, Esmail A, Horne E, Hwa SH, Oommen-Jose A, Lambe T, Laubscher M, Malahleha M, Benade G, McKenzie S, Oelofse S, Patel F, Pillay S, Rhead S, Rodel H, Taoushanis C, Tegally H, Thombrayil A, Villafana TL, Gilbert S, Pollard AJ, Madhi SA. Koen AL, et al. Among authors: kwatra g. Vaccine. 2023 May 26;41(23):3486-3492. doi: 10.1016/j.vaccine.2023.04.058. Epub 2023 Apr 27. Vaccine. 2023. PMID: 37149443 Free PMC article. Clinical Trial.
T-cell responses to SARS-CoV-2 in unexposed South African women.
Nunes MC, Johnson MJ, Kwatra G, Weinberg A, Madhi SA. Nunes MC, et al. Among authors: kwatra g. Gates Open Res. 2022 Jul 13;5:150. doi: 10.12688/gatesopenres.13373.2. eCollection 2021. Gates Open Res. 2022. PMID: 35903460 Free PMC article.
58 results