Publications
Dhar N; Mohamed E; Kirstein F; Williams M; Dorasamy S; van Zyl P; Robertson MJ; Anderson T; Harden LM; Jardine K; Veeraraghavan B; Wilson S; Tippoo P; Madhi SA; Kwatra G, 2023. Immune responses against group B Streptococcus monovalent and pentavalent capsular polysaccharide tetanus toxoid conjugate vaccines in Balb/c mice. iScience 26(8):107380
Elangovan D; Neeravi A; Sahni RD; Santhanam S; Beck MM; Adhiya R; Kwatra G; Solaimalai D; Veeraraghavan B, 2023. Serotype distribution and antimicrobial susceptibility profile of invasive group B streptococcal disease-in South Indian population. Indian J Med Microbiol 45:100392
Chopra D; Kwatra G; Bhandari B; Sidhu JK; Rai J; Tripathi CD, 2023. Jigsaw Classroom: Perceptions of Students and Teachers. Med Sci Educ 33(4):853-859
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, 2023. Potential for Maternally Administered Vaccine for Infant Group B Streptococcus. N Engl J Med 389(3):215-227
Dangor Z; Seale AC; Baba V; Kwatra G, 2023. Early-onset group B streptococcal disease in African countries and maternal vaccination strategies. Front Public Health 11:1214844
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, 2023. ChAdOx1 nCoV-19 (AZD1222) vaccine-induced Fc receptor binding tracks with differential susceptibility to COVID-19. Nat Immunol 24(7):1161-1172
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, 2023. 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). Vaccine 41(23):3486-3492
Madhi SA; Kwatra G; Myers JE; Jassat W; Dhar N; Mukendi CK; Blumberg L; Welch R; Izu A; Mutevedzi PC, 2023. Sustained Low Incidence of Severe and Fatal COVID-19 Following Widespread Infection Induced Immunity after the Omicron (BA.1) Dominant in Gauteng, South Africa: An Observational Study. Viruses 15.
Smith M; Kwatra G; Izu A; Nel A; Cutland C; Ahmed K; Baillie V; Barnabas S; Bhorat Q; Briner C; Lazarus E; Dheda K; Fairlie L; Koen A; Madhi S; Blackburn JM, 2023. Longitudinal IgA and IgG Response, and ACE2 Binding Blockade, to Full-Length SARS-CoV-2 Spike Protein Variants in a Population of Black PLWH Vaccinated with ChAdOx1 nCoV-19. Viruses 15.
Nath SK; Pankajakshan P; Sharma T; Kumari P; Shinde S; Garg N; Mathur K; Arambam N; Harjani D; Raj M; Kwatra G; Venkatesh S; Choudhoury A; Bano S; Tayal P; Sharan M; Arora R; Strych U; Hotez PJ; Bottazzi ME; Rawal K, 2023. A Data-Driven Approach to Construct a Molecular Map of Trypanosoma cruzi to Identify Drugs and Vaccine Targets. Vaccines (Basel) 11.
Dangor Z; Kwatra G; Pawlowski A; Fisher PB; Izu A; Lala SG; Johansson-Lindbom B; Madhi SA, 2023. Association of infant Rib and Alp1 surface protein N-terminal domain immunoglobulin G and invasive Group B Streptococcal disease in young infants. Vaccine 41(10):1679-1683
Varghese SR; Kwatra G, 2023. Development and implementation of a self-directed learning module on antimicrobial resistance for Phase 2 MBBS students. Indian J Pathol Microbiol 66(1):129-134
McMahon WC; Kwatra G; Izu A; Koen AL; Greffrath J; Fairlie L; Patel F; Mukendi CK; Mbele NJ; Lala R; Burgers WA; Nunes MC; Cutland CL; Gilbert SC; Lambe T; Pollard AJ; Madhi SA, 2023. T-cell responses induced by ChAdOx1 nCoV-19 (AZD1222) vaccine to wild-type severe acute respiratory syndrome coronavirus 2 among people with and without HIV in South Africa. AIDS 37(1):105-112
Madhi SA; Kwatra G; Richardson SI; Koen AL; Baillie V; Cutland CL; Fairlie L; Padayachee SD; Dheda K; Barnabas SL; Bhorat QE; Briner C; Ahmed K; Aley PK; Bhikha S; Bhorat AE; Esmail A; Horne E; Kaldine H; Mukendi CK; Madzorera VS; Manamela NP; Masilela M; Hermanus ST; Motlou T; Mzindle N; Oelofse S; Patel F; Rhead S; Rossouw L; Taoushanis C; van Eck S; Lambe T; Gilbert SC; Pollard AJ; Moore PL; Izu A, 2023. Durability of ChAdOx1 nCoV-19 (AZD1222) vaccine and hybrid humoral immunity against variants including omicron BA.1 and BA.4 6 months after vaccination (COV005): a post-hoc analysis of a randomised, phase 1b-2a trial. Lancet Infect Dis 23(3):295-306
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, 2022. Antepartum SARS-CoV-2 infection and adverse birth outcomes in South African women. J Glob Health 12:05050
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, 2022. Active Intrapartum SARS-CoV-2 Infection and Pregnancy Outcomes. Am J Perinatol 39(S 01):S42-S48
Nunes MC; Jones S; Ditse Z; da Silva K; Serafin N; Strehlau R; Wise A; Burke M; Baba V; Baillie VL; Nzimande A; Jafta N; Adam M; Mlandu P; Melamu M; Phelp J; Feldman C; Adam Y; Madhi SA; Kwatra G, 2022. Maternal-foetal transfer of severe acute respiratory syndrome coronavirus 2 antibodies among women with and those without HIV infection. AIDS 36(13):1777-1782
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, 2022. Emergence and phenotypic characterization of the global SARS-CoV-2 C.1.2 lineage. Nat Commun 13(1):1976
Izu A; Kwatra G; Madhi SA; Rigat F, 2022. Estimation of invasive Group B Streptococcus disease risk in young infants from case-control serological studies. BMC Med Res Methodol 22(1):85
Chibwana MG; Moyo-Gwete T; Kwatra G; Mandolo J; Hermanaus T; Motlou T; Mzindle N; Ayres F; Chaponda M; Tembo G; Mwenechanya P; Mitole N; Jassi C; Kamng'ona R; Afran L; Mzinza D; Mwandumba HC; Gordon SB; Jere K; Madhi S; Moore PL; Heyderman RS; Jambo KC, 2022. AstraZeneca COVID-19 vaccine induces robust broadly cross-reactive antibody responses in Malawian adults previously infected with SARS-CoV-2. BMC Med 20(1):128
Nunes MC; Mbotwe-Sibanda S; Baillie VL; Kwatra G; Aguas R; Madhi SA; On Behalf Of The Wits Vida Hcw Study Group, 2022. SARS-CoV-2 Omicron Symptomatic Infections in Previously Infected or Vaccinated South African Healthcare Workers. Vaccines (Basel) 10.
Madhi SA; Kwatra G; Myers JE; Jassat W; Dhar N; Mukendi CK; Nana AJ; Blumberg L; Welch R; Ngorima-Mabhena N; Mutevedzi PC, 2022. Population Immunity and Covid-19 Severity with Omicron Variant in South Africa. N Engl J Med 386(14):1314-1326
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; Paterson NG; Williams MA; Hall DR; Fry EE; Mongkolsapaya J; Ren J; Schreiber G; Stuart DI; Screaton GR, 2022. SARS-CoV-2 Omicron-B.1.1.529 leads to widespread escape from neutralizing antibody responses. Cell 185(3):467-484.e15
Francis JD; Guevara MA; Lu J; Madhi SA; Kwatra G; Aronoff DM; Manning SD; Gaddy JA, 2022. The antimicrobial activity of zinc against group B Streptococcus is strain-dependent across diverse sequence types, capsular serotypes, and invasive versus colonizing isolates. BMC Microbiol 22(1):23
Kwatra G; Nunes M; Dhar N; Baillie V; Serafin N; Jones S; Madhi SA, 2022. Correlation of dried blood spots and plasma for quantification of Immunoglobulin (IgG) against Receptor binding domain and full length spike protein of SARS-CoV-2. J Virol Methods 300:114394
Mutevedzi PC; Kawonga M; Kwatra G; Moultrie A; Baillie V; Mabena N; Mathibe MN; Rafuma MM; Maposa I; Abbott G; Hugo J; Ikalafeng B; Adelekan T; Lukhele M; Madhi SA, 2022. Estimated SARS-CoV-2 infection rate and fatality risk in Gauteng Province, South Africa: a population-based seroepidemiological survey. Int J Epidemiol 51(2):404-417
Nunes MC; Johnson MJ; Kwatra G; Weinberg A; Madhi SA, 2021. T-cell responses to SARS-CoV-2 in unexposed South African women. Gates Open Res 5:150
Mandolo J; Msefula J; Henrion MYR; Brown C; Moyo B; Samon A; Moyo-Gwete T; Makhado Z; Ayres F; Motlou T; Mzindle N; Kalata N; Muula AS; Kwatra G; Nsamala N; Likaka A; Mfune T; Moore PL; Mbaya B; French N; Heyderman RS; Swarthout T; Jambo KC, 2021. SARS-CoV-2 exposure in Malawian blood donors: an analysis of seroprevalence and variant dynamics between January 2020 and July 2021. BMC Med 19(1):303
Dangor Z; Kwatra G; Izu A; Khan M; Lala SG; Madhi SA, 2021. Infant serotype specific anti-capsular immunoglobulin G antibody and risk of invasive group B Streptococcal disease. Vaccine 39(47):6813-6816
Madhi SA; Koen AL; Izu A; Fairlie L; Cutland CL; Baillie V; Padayachee SD; Dheda K; Barnabas SL; Bhorat QE; Briner C; Aley PK; Bhikha S; Hermanus T; Horne E; Jose A; Kgagudi P; Lambe T; Masenya M; Masilela M; Mkhize N; Moultrie A; Mukendi CK; Moyo-Gwete T; Nana AJ; Nzimande A; Patel F; Rhead S; Taoushanis C; Thombrayil A; van Eck S; Voysey M; Villafana TL; Vekemans J; Gilbert SC; Pollard AJ; Moore PL; Kwatra G, 2021. Safety and immunogenicity of the ChAdOx1 nCoV-19 (AZD1222) vaccine against SARS-CoV-2 in people living with and without HIV in South Africa: an interim analysis of a randomised, double-blind, placebo-controlled, phase 1B/2A trial. Lancet HIV 8(9):e568-e580
Pathirana J; Kwatra G; Maposa I; Groome MJ; Madhi SA, 2021. Effect of cytomegalovirus infection on humoral immune responses to select vaccines administered during infancy. Vaccine 39(34):4793-4799
Lukhele ST; Kwatra G; Ismail A; Allam M; Dangor Z; Madhi SA, 2021. Investigation of Possible Nosocomial-Associated Invasive Group B Streptococcus Disease Using Whole-Genome Sequencing: A Report of 3 Cases. J Pediatric Infect Dis Soc 10(8):880-882
Nunes MC; Baillie VL; Kwatra G; Bhikha S; Verwey C; Menezes C; Cutland CL; Moore DP; Dangor Z; Adam Y; Mathivha R; Velaphi SC; Tsitsi M; Aguas R; Madhi SA, 2021. Severe Acute Respiratory Syndrome Coronavirus 2 Infection Among Healthcare Workers in South Africa: A Longitudinal Cohort Study. Clin Infect Dis 73(10):1896-1900
Rajendraprasad RM; Kwatra G; Batra N, 2021. Carboxymethyl Cellulose versus Hydroxypropyl Methylcellulose Tear Substitutes for Dry Eye Due to Computer Vision Syndrome: Comparison of Efficacy and Safety. Int J Appl Basic Med Res 11(1):4-8
Madhi SA; Baillie V; Cutland CL; Voysey M; Koen AL; Fairlie L; Padayachee SD; Dheda K; Barnabas SL; Bhorat QE; Briner C; Kwatra G; Ahmed K; Aley P; Bhikha S; Bhiman JN; Bhorat AE; du Plessis J; Esmail A; Groenewald M; Horne E; Hwa SH; Jose A; Lambe T; Laubscher M; Malahleha M; Masenya M; Masilela M; McKenzie S; Molapo K; Moultrie A; Oelofse S; Patel F; Pillay S; Rhead S; Rodel H; Rossouw L; Taoushanis C; Tegally H; Thombrayil A; van Eck S; Wibmer CK; Durham NM; Kelly EJ; Villafana TL; Gilbert S; Pollard AJ; de Oliveira T; Moore PL; Sigal A; Izu A, 2021. Efficacy of the ChAdOx1 nCoV-19 Covid-19 Vaccine against the B.1.351 Variant. N Engl J Med 384(20):1885-1898
Voysey M; Costa Clemens SA; Madhi SA; Weckx LY; Folegatti PM; Aley PK; Angus B; Baillie VL; Barnabas SL; Bhorat QE; Bibi S; Briner C; Cicconi P; Clutterbuck EA; Collins AM; Cutland CL; Darton TC; Dheda K; Dold C; Duncan CJA; Emary KRW; Ewer KJ; Flaxman A; Fairlie L; Faust SN; Feng S; Ferreira DM; Finn A; Galiza E; Goodman AL; Green CM; Green CA; Greenland M; Hill C; Hill HC; Hirsch I; Izu A; Jenkin D; Joe CCD; Kerridge S; Koen A; Kwatra G; Lazarus R; Libri V; Lillie PJ; Marchevsky NG; Marshall RP; Mendes AVA; Milan EP; Minassian AM; McGregor A; Mujadidi YF; Nana A; Padayachee SD; Phillips DJ; Pittella A; Plested E; Pollock KM; Ramasamy MN; Ritchie AJ; Robinson H; Schwarzbold AV; Smith A; Song R; Snape MD; Sprinz E; Sutherland RK; Thomson EC; Török ME; Toshner M; Turner DPJ; Vekemans J; Villafana TL; White T; Williams CJ; Douglas AD; Hill AVS; Lambe T; Gilbert SC; Pollard AJ, 2021. Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials. Lancet 397(10277):881-891
Madhi SA; Izu A; Kwatra G; Jones S; Dangor Z; Wadula J; Moultrie A; Adam Y; Pu W; Henry O; Briner C; Cutland CL, 2021. Association of Group B Streptococcus (GBS) Serum Serotype-Specific Anticapsular Immunoglobulin G Concentration and Risk Reduction for Invasive GBS Disease in South African Infants: An Observational Birth-Cohort, Matched Case-Control Study. Clin Infect Dis 73(5):e1170-e1180
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, 2021. 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. Lancet 397(10269):99-111
Bianchi-Jassir F; Paul P; To KN; Carreras-Abad C; Seale AC; Jauneikaite E; Madhi SA; Russell NJ; Hall J; Madrid L; Bassat Q; Kwatra G; Le Doare K; Lawn JE, 2020. Systematic review of Group B Streptococcal capsular types, sequence types and surface proteins as potential vaccine candidates. Vaccine 38(43):6682-6694
Said M; Dangor Y; Mbelle N; Madhi SA; Kwatra G; Ismail F, 2020. Antimicrobial susceptibility and serotype distribution of Streptococcus agalactiae rectovaginal colonising isolates from pregnant women at a tertiary hospital in Pretoria, South Africa: An observational descriptive study. S Afr Med J 110(9):869-871
Gieles NC; Mutsaerts EAML; Kwatra G; Bont L; Cutland CL; Jones S; Moultrie A; Madhi SA; Nunes MC, 2020. Rubella seroprevalence in pregnant women living with and without HIV in Soweto, South Africa. Int J Infect Dis 91:255-260
Gieles NC; Mutsaerts EAML; Kwatra G; Bont L; Cutland CL; Jones S; Moultrie A; Madhi SA; Nunes MC, 2020. Measles seroprevalence in pregnant women in Soweto, South Africa: a nested cohort study. Clin Microbiol Infect 26(4):515.e1-515.e4
Dhar N; Kwatra G; Nunes MC; Cutland C; Izu A; Nachbagauer R; Krammer F; Madhi SA, 2020. Hemagglutinin Stalk Antibody Responses Following Trivalent Inactivated Influenza Vaccine Immunization of Pregnant Women and Association With Protection From Influenza Virus Illness. Clin Infect Dis 71(4):1072-1079
Dangor Z; Khan M; Kwatra G; Izu A; Nakwa F; Ramdin T; Fredericks J; Lala SG; Madhi SA, 2020. The Association Between Breast Milk Group B Streptococcal Capsular Antibody Levels and Late-onset Disease in Young Infants. Clin Infect Dis 70(6):1110-1114
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, 2019. Serocorrelates of protection against infant group B streptococcus disease. Lancet Infect Dis 19(5):e162-e171
Pathirana J; Groome M; Dorfman J; Kwatra G; Boppana S; Cutland C; Jones S; Madhi SA, 2019. Prevalence of Congenital Cytomegalovirus Infection and Associated Risk of In Utero Human Immunodeficiency Virus (HIV) Acquisition in a High-HIV Prevalence Setting, South Africa. Clin Infect Dis 69(10):1789-1796
Dzanibe S; Kwatra G; Adrian PV; Kimaro-Mlacha SZ; Cutland CL; Madhi SA, 2017. Association between antibodies against group B Streptococcus surface proteins and recto-vaginal colonisation during pregnancy. Sci Rep 7(1):16454
Dangor Z; Nunes MC; Kwatra G; Lala SG; Madhi SA, 2017. Vaccination of HIV-infected pregnant women: implications for protection of their young infants. Trop Dis Travel Med Vaccines 3:1
Dzanibe S; Adrian PV; Mlacha SZK; Dangor Z; Kwatra G; Madhi SA, 2017. Reduced Transplacental Transfer of Group B Streptococcus Surface Protein Antibodies in HIV-infected Mother-Newborn Dyads. J Infect Dis 215(3):415-419
Mukhopadhyay S; Kwatra G; K PA; Badyal D, 2017. Erratum to: Role of olanzapine in chemotherapy-induced nausea and vomiting on platinum-based chemotherapy patients: a randomized controlled study. Support Care Cancer 25(1):155-156
Mukhopadhyay S; Kwatra G; Alice K P; Badyal D, 2017. Role of olanzapine in chemotherapy-induced nausea and vomiting on platinum-based chemotherapy patients: a randomized controlled study. Support Care Cancer 25(1):145-154
Dangor Z; Cutland CL; Izu A; Kwatra G; Trenor S; Lala SG; Madhi SA, 2016. Temporal Changes in Invasive Group B Streptococcus Serotypes: Implications for Vaccine Development. PLoS One 11(12):e0169101
Kwatra G; Cunnington MC; Merrall E; Adrian PV; Ip M; Klugman KP; Tam WH; Madhi SA, 2016. Prevalence of maternal colonisation with group B streptococcus: a systematic review and meta-analysis. Lancet Infect Dis 16(9):1076-1084
Kwatra G; Adrian PV; Shiri T; Izu A; Cutland CL; Buchmann EJ; Madhi SA, 2016. Serotype-Specific Cell-Mediated Immunity Associated With Clearance of Homotypic Group B Streptococcus Rectovaginal Colonization in Pregnant Women. J Infect Dis 213(12):1923-6
Dangor Z; Lala SG; Kwatra G; Madhi SA, 2016. Group B Streptococcus: developing a correlate of protection for a vaccine against neonatal infections. Curr Opin Infect Dis 29(3):262-7
Dangor Z; Kwatra G; Izu A; Adrian P; Cutland CL; Velaphi S; Ballot D; Reubenson G; Zell ER; Lala SG; Madhi SA, 2015. Correlates of protection of serotype-specific capsular antibody and invasive Group B Streptococcus disease in South African infants. Vaccine 33(48):6793-9
Dangor Z; Kwatra G; Izu A; Adrian P; Cutland CL; Velaphi S; Ballot D; Reubenson G; Zell ER; Lala SG; Madhi SA, 2015. Association between maternal Group B Streptococcus surface-protein antibody concentrations and invasive disease in their infants. Expert Rev Vaccines 14(12):1651-60
Kwatra G; Adrian PV; Shiri T; Buchmann EJ; Cutland CL; Madhi SA, 2015. Natural acquired humoral immunity against serotype-specific group B Streptococcus rectovaginal colonization acquisition in pregnant women. Clin Microbiol Infect 21(6):568.e13-21
Dangor Z; Kwatra G; Izu A; Adrian P; van Niekerk N; Cutland CL; Adam Y; Velaphi S; Lala SG; Madhi SA, 2015. HIV-1 Is Associated With Lower Group B Streptococcus Capsular and Surface-Protein IgG Antibody Levels and Reduced Transplacental Antibody Transfer in Pregnant Women. J Infect Dis 212(3):453-62
Johnson M; Kwatra G; Badyal DK; Thomas EA, 2015. Levocetirizine and rupatadine in chronic idiopathic urticaria. Int J Dermatol 54(10):1199-204
Dangor Z; Kwatra G; Izu A; Lala SG; Madhi SA, 2015. Review on the association of Group B Streptococcus capsular antibody and protection against invasive disease in infants. Expert Rev Vaccines 14(1):135-49
Kaur P; Kwatra G; Kaur R; Pandian JD, 2014. Cost of stroke in low and middle income countries: a systematic review. Int J Stroke 9(6):678-82
Kwatra G; Adrian PV; Shiri T; Buchmann EJ; Cutland CL; Madhi SA, 2014. Serotype-specific acquisition and loss of group B streptococcus recto-vaginal colonization in late pregnancy. PLoS One 9(6):e98778
Kwatra G; Kaur P; Toor G; Badyal DK; Kaur R; Singh Y; Pandian JD, 2013. Cost of stroke from a tertiary center in northwest India. Neurol India 61(6):627-32
Kwatra G; Madhi SA; Cutland CL; Buchmann EJ; Adrian PV, 2013. Evaluation of Trans-Vag broth, colistin-nalidixic agar, and CHROMagar StrepB for detection of group B Streptococcus in vaginal and rectal swabs from pregnant women in South Africa. J Clin Microbiol 51(8):2515-9
Maseeh A; Kwatra G, 2005. A review of smoking cessation interventions. MedGenMed 7(2):24
Sud K; Kwatra G; Goyal A; Sharma RD, 1982. Mesonephroma-a case report. Indian J Pathol Microbiol 25(1):89-91
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