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Co-Authors

This is a "connection" page, showing publications co-authored by Shabir Madhi and Alane Izu.
Connection Strength

11,068
  1. Safety of COVID-19 booster dose: is the juice worth the squeeze? Lancet Infect Dis. 2023 10; 23(10):1097-1099.
    View in: PubMed
    Score: 0,895
  2. All-cause and pathogen-specific lower respiratory tract infection hospital admissions in children younger than 5 years during the COVID-19 pandemic (2020-22) compared with the pre-pandemic period (2015-19) in South Africa: an observational study. Lancet Infect Dis. 2023 09; 23(9):1031-1041.
    View in: PubMed
    Score: 0,887
  3. 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. 2023 03; 23(3):295-306.
    View in: PubMed
    Score: 0,855
  4. Pneumococcal conjugate vaccines and hospitalization of children for pneumonia: a time-series analysis, South Africa, 2006-2014. Bull World Health Organ. 2017 Sep 01; 95(9):618-628.
    View in: PubMed
    Score: 0,591
  5. Prevalence of group B Streptococcus colonisation in mother-newborn dyads in low-income and middle-income south Asian and African countries: a prospective, observational study. Lancet Microbe. 2024 Aug 20; 100897.
    View in: PubMed
    Score: 0,243
  6. Bacterial nasopharyngeal colonisation in children in South Africa before and during the COVID-19 pandemic: an observational study. Lancet Microbe. 2024 01; 5(1):e34-e42.
    View in: PubMed
    Score: 0,231
  7. Potential for Maternally Administered Vaccine for Infant Group B Streptococcus. N Engl J Med. 2023 Jul 20; 389(3):215-227.
    View in: PubMed
    Score: 0,225
  8. 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. 2023 05 26; 41(23):3486-3492.
    View in: PubMed
    Score: 0,222
  9. Single priming and booster dose of ten-valent and 13-valent pneumococcal conjugate vaccines and Streptococcus pneumoniae colonisation in children in South Africa: a single-centre, open-label, randomised trial. Lancet Child Adolesc Health. 2023 05; 7(5):326-335.
    View in: PubMed
    Score: 0,220
  10. 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. 2023 02 21; 15(3).
    View in: PubMed
    Score: 0,219
  11. Association of infant Rib and Alp1 surface protein N-terminal domain immunoglobulin G and invasive Group B Streptococcal disease in young infants. Vaccine. 2023 03 03; 41(10):1679-1683.
    View in: PubMed
    Score: 0,218
  12. 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. 2023 01 01; 37(1):105-112.
    View in: PubMed
    Score: 0,214
  13. Estimation of invasive Group B Streptococcus disease risk in young infants from case-control serological studies. BMC Med Res Methodol. 2022 03 27; 22(1):85.
    View in: PubMed
    Score: 0,205
  14. Infant serotype specific anti-capsular immunoglobulin G antibody and risk of invasive group B Streptococcal disease. Vaccine. 2021 11 16; 39(47):6813-6816.
    View in: PubMed
    Score: 0,199
  15. 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. 2021 09 07; 73(5):e1170-e1180.
    View in: PubMed
    Score: 0,198
  16. 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. 2021 09; 8(9):e568-e580.
    View in: PubMed
    Score: 0,197
  17. ChAdOx1 nCoV-19 Vaccine Efficacy against the B.1.351 Variant. Reply. N Engl J Med. 2021 08 05; 385(6):571-572.
    View in: PubMed
    Score: 0,196
  18. Efficacy of the ChAdOx1 nCoV-19 Covid-19 Vaccine against the B.1.351 Variant. N Engl J Med. 2021 05 20; 384(20):1885-1898.
    View in: PubMed
    Score: 0,191
  19. Burden of Tuberculosis in South African Children During Treatment for Underlying Malignancies: A Single-center Experience in Johannesburg. Pediatr Infect Dis J. 2020 12; 39(12):1111-1115.
    View in: PubMed
    Score: 0,188
  20. High Burden of Serious Bacterial Infections in African Children Treated for Cancer. Pediatr Infect Dis J. 2020 10; 39(10):943-948.
    View in: PubMed
    Score: 0,185
  21. Immunogenicity of a single-dose compared with a two-dose primary series followed by a booster dose of ten-valent or 13-valent pneumococcal conjugate vaccine in South African children: an open-label, randomised, non-inferiority trial. Lancet Infect Dis. 2020 12; 20(12):1426-1436.
    View in: PubMed
    Score: 0,184
  22. Hemagglutinin Stalk Antibody Responses Following Trivalent Inactivated Influenza Vaccine Immunization of Pregnant Women and Association With Protection From Influenza Virus Illness. Clin Infect Dis. 2020 08 14; 71(4):1072-1079.
    View in: PubMed
    Score: 0,184
  23. COVID-19 lockdowns in low- and middle-income countries: Success against COVID-19 at the price of greater costs. S Afr Med J. 2020 06 19; 110(8):724-726.
    View in: PubMed
    Score: 0,182
  24. The Association Between Breast Milk Group B Streptococcal Capsular Antibody Levels and Late-onset Disease in Young Infants. Clin Infect Dis. 2020 03 03; 70(6):1110-1114.
    View in: PubMed
    Score: 0,178
  25. Effect of HIV-exposure and timing of antiretroviral treatment initiation in children living with HIV on antibody persistence and memory responses to Haemophilus influenzae type b and pneumococcal polysaccharide-protein conjugate vaccines. Vaccine. 2020 03 10; 38(12):2651-2659.
    View in: PubMed
    Score: 0,178
  26. An Observational Pilot Study Evaluating the Utility of Minimally Invasive Tissue Sampling to Determine the Cause of Stillbirths in South African Women. Clin Infect Dis. 2019 10 09; 69(Suppl 4):S342-S350.
    View in: PubMed
    Score: 0,173
  27. Potential of Minimally Invasive Tissue Sampling for Attributing Specific Causes of Childhood Deaths in South Africa: A Pilot, Epidemiological Study. Clin Infect Dis. 2019 10 09; 69(Suppl 4):S361-S373.
    View in: PubMed
    Score: 0,173
  28. Unraveling Specific Causes of Neonatal Mortality Using Minimally Invasive Tissue Sampling: An Observational Study. Clin Infect Dis. 2019 10 09; 69(Suppl 4):S351-S360.
    View in: PubMed
    Score: 0,173
  29. Causes of stillbirths among women from South Africa: a prospective, observational study. Lancet Glob Health. 2019 04; 7(4):e503-e512.
    View in: PubMed
    Score: 0,167
  30. Effect of HIV exposure and timing of antiretroviral therapy initiation on immune memory responses to diphtheria, tetanus, whole cell pertussis and hepatitis B vaccines. Expert Rev Vaccines. 2019 01; 18(1):95-104.
    View in: PubMed
    Score: 0,163
  31. Hospitalization for Culture-confirmed Pulmonary Tuberculosis in the Era of Childhood Pneumococcal Conjugate Vaccine Immunization. Pediatr Infect Dis J. 2017 01; 36(1):e14-e21.
    View in: PubMed
    Score: 0,143
  32. Temporal Changes in Invasive Group B Streptococcus Serotypes: Implications for Vaccine Development. PLoS One. 2016; 11(12):e0169101.
    View in: PubMed
    Score: 0,143
  33. Incidence of tuberculosis meningitis in a high HIV prevalence setting: time-series analysis from 2006 to 2011. Int J Tuberc Lung Dis. 2016 11; 20(11):1457-1462.
    View in: PubMed
    Score: 0,141
  34. Temporal Association of Rotavirus Vaccine Introduction and Reduction in All-Cause Childhood Diarrheal Hospitalizations in South Africa. Clin Infect Dis. 2016 May 01; 62 Suppl 2:S188-95.
    View in: PubMed
    Score: 0,136
  35. Serotype-Specific Cell-Mediated Immunity Associated With Clearance of Homotypic Group B Streptococcus Rectovaginal Colonization in Pregnant Women. J Infect Dis. 2016 06 15; 213(12):1923-6.
    View in: PubMed
    Score: 0,136
  36. Correlates of protection of serotype-specific capsular antibody and invasive Group B Streptococcus disease in South African infants. Vaccine. 2015 Nov 27; 33(48):6793-9.
    View in: PubMed
    Score: 0,132
  37. Association between maternal Group B Streptococcus surface-protein antibody concentrations and invasive disease in their infants. Expert Rev Vaccines. 2015; 14(12):1651-60.
    View in: PubMed
    Score: 0,131
  38. Nationwide and regional incidence of microbiologically confirmed pulmonary tuberculosis in South Africa, 2004-12: a time series analysis. Lancet Infect Dis. 2015 Sep; 15(9):1066-1076.
    View in: PubMed
    Score: 0,129
  39. Longitudinal study on Streptococcus pneumoniae, Haemophilus influenzae and Staphylococcus aureus nasopharyngeal colonization in HIV-infected and -uninfected infants vaccinated with pneumococcal conjugate vaccine. Vaccine. 2015 May 28; 33(23):2662-9.
    View in: PubMed
    Score: 0,127
  40. 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. 2015 Aug 01; 212(3):453-62.
    View in: PubMed
    Score: 0,125
  41. Review on the association of Group B Streptococcus capsular antibody and protection against invasive disease in infants. Expert Rev Vaccines. 2015 Jan; 14(1):135-49.
    View in: PubMed
    Score: 0,122
  42. Temporal association in hospitalizations for tuberculosis, invasive pneumococcal disease and influenza virus illness in South African children. PLoS One. 2014; 9(3):e91464.
    View in: PubMed
    Score: 0,118
  43. Effect of HIV-1 exposure and antiretroviral treatment strategies in HIV-infected children on immunogenicity of vaccines during infancy. AIDS. 2014 Feb 20; 28(4):531-41.
    View in: PubMed
    Score: 0,117
  44. Impact of the antiretroviral treatment program on the burden of hospitalization for culture-confirmed tuberculosis in South African children: a time-series analysis. Pediatr Infect Dis J. 2013 Sep; 32(9):972-7.
    View in: PubMed
    Score: 0,113
  45. Immunogenicity of seven-valent pneumococcal conjugate vaccine administered at 6, 14 and 40 weeks of age in South African infants. PLoS One. 2013; 8(8):e72794.
    View in: PubMed
    Score: 0,113
  46. Immunogenicity following the first and second doses of 7-valent pneumococcal conjugate vaccine in HIV-infected and -uninfected infants. Vaccine. 2013 Jan 21; 31(5):777-83.
    View in: PubMed
    Score: 0,108
  47. Immunogenicity and seroefficacy of pneumococcal conjugate vaccines: a systematic review and network meta-analysis. Health Technol Assess. 2024 Jul; 28(34):1-109.
    View in: PubMed
    Score: 0,060
  48. Interlaboratory comparison of a multiplex immunoassay that measures human serum IgG antibodies against six-group B streptococcus polysaccharides. Hum Vaccin Immunother. 2024 Dec 31; 20(1):2330138.
    View in: PubMed
    Score: 0,059
  49. Immunogenicity and seroefficacy of 10-valent and 13-valent pneumococcal conjugate vaccines: a systematic review and network meta-analysis of individual participant data. EClinicalMedicine. 2023 Jul; 61:102073.
    View in: PubMed
    Score: 0,056
  50. ChAdOx1 nCoV-19 (AZD1222) vaccine-induced Fc receptor binding tracks with differential susceptibility to COVID-19. Nat Immunol. 2023 07; 24(7):1161-1172.
    View in: PubMed
    Score: 0,056
  51. 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. 2023 02 06; 15(2).
    View in: PubMed
    Score: 0,055
  52. Methodology for a correlate of protection for group B Streptococcus: Report from the Bill & Melinda Gates Foundation workshop held on 10 and 11 February 2021. Vaccine. 2022 07 30; 40(32):4283-4291.
    View in: PubMed
    Score: 0,052
  53. Fetal Transfer of Human Metapneumovirus-Neutralizing Antibodies Is Reduced From Mothers Living With HIV-1. J Pediatric Infect Dis Soc. 2022 Apr 07.
    View in: PubMed
    Score: 0,051
  54. The association between early-onset sepsis and neonatal encephalopathy. J Perinatol. 2022 Mar; 42(3):354-358.
    View in: PubMed
    Score: 0,051
  55. Sepsis in previously healthy neonates discharged home after delivery in Soweto, South Africa. S Afr Med J. 2021 04 30; 111(5):432-436.
    View in: PubMed
    Score: 0,048
  56. 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. 2021 03 06; 397(10277):881-891.
    View in: PubMed
    Score: 0,048
  57. 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. 2021 01 09; 397(10269):99-111.
    View in: PubMed
    Score: 0,047
  58. Maternal and neonatal vitamin D status at birth in black South Africans. S Afr Med J. 2019 Sep 30; 109(10):807-813.
    View in: PubMed
    Score: 0,043
  59. Empyema in children hospitalised at Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa: A retrospective study. S Afr Med J. 2018 Nov 26; 108(12):1055-1058.
    View in: PubMed
    Score: 0,041
  60. Kinetics of Hemagglutination-Inhibiting Antibodies Following Maternal Influenza Vaccination Among Mothers With and Those Without HIV Infection and Their Infants. J Infect Dis. 2015 Dec 15; 212(12):1976-87.
    View in: PubMed
    Score: 0,032
Connection Strength

The connection strength for concepts is the sum of the scores for each matching publication.

Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.