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Sarah Downs
Sarah Downs
Inne imiona/nazwiskaSarah Leah Downs, Sarah Leah Robina Downs
Wits VIDA, University of the Witwatersrand
Zweryfikowany adres z wits-vida.org
Tytuł
Cytowane przez
Cytowane przez
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Genetic monitoring detects an overlooked cryptic species and reveals the diversity and distribution of three invasive Rattus congeners in south Africa
AD Bastos, D Nair, PJ Taylor, H Brettschneider, F Kirsten, E Mostert, ...
BMC genetics 12, 1-18, 2011
1312011
Efficacy of maternal influenza vaccination against all-cause lower respiratory tract infection hospitalizations in young infants: results from a randomized controlled trial
MC Nunes, CL Cutland, S Jones, S Downs, A Weinberg, JR Ortiz, ...
Clinical Infectious Diseases 65 (7), 1066-1071, 2017
852017
Experimental treatment-control studies of ecologically based rodent management in Africa: balancing conservation and pest management
PJ Taylor, S Downs, A Monadjem, SJ Eiseb, LS Mulungu, AW Massawe, ...
Wildlife Research 39 (1), 51-61, 2012
442012
Burden of respiratory syncytial virus infection in South African human immunodeficiency virus (HIV)-infected and HIV-uninfected pregnant and postpartum women: a longitudinal …
SA Madhi, CL Cutland, S Downs, S Jones, N van Niekerk, EAF Simoes, ...
Clinical Infectious Diseases 66 (11), 1658-1665, 2018
352018
Comparing the Yield of Nasopharyngeal Swabs, Nasal Aspirates, and Induced Sputum for Detection of Bordetella pertussis in Hospitalized Infants
MC Nunes, N Soofie, S Downs, N Tebeila, A Mudau, L de Gouveia, ...
Clinical Infectious Diseases 63 (suppl_4), S181-S186, 2016
222016
Bordetella pertussis Infection in South African HIV-Infected and HIV-Uninfected Mother–Infant Dyads: A Longitudinal Cohort Study
MC Nunes, S Downs, S Jones, N van Niekerk, CL Cutland, SA Madhi
Clinical Infectious Diseases 63 (suppl_4), S174-S180, 2016
202016
Increased geographic sampling reveals considerable new genetic diversity in the morphologically conservative African Pygmy Mice (Genus Mus; Subgenus Nannomys)
J Lamb, S Downs, S Eiseb, PJ Taylor
Mammalian Biology 79, 24-35, 2014
142014
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 …
CP Olwagen, A Izu, EAML Mutsaerts, L Jose, A Koen, SL Downs, ...
The Lancet Child & Adolescent Health 7 (5), 326-335, 2023
112023
Bacterial nasopharyngeal colonisation in children in South Africa before and during the COVID-19 pandemic: an observational study
CP Olwagen, SL Downs, A Izu, L Tharasimbi, L Van Der Merwe, ...
The Lancet Microbe 5 (1), e34-e42, 2024
102024
Optimization of a high-throughput nanofluidic real-time PCR to detect and quantify of 15 bacterial species and 92 Streptococcus pneumoniae serotypes
SL Downs, SA Madhi, L van der Merwe, MC Nunes, CP Olwagen
Scientific Reports 13 (1), 4588, 2023
102023
High-throughput nanofluidic real-time PCR to discriminate Pneumococcal Conjugate Vaccine (PCV)-associated serogroups 6, 18, and 22 to serotypes using modified oligonucleotides
SL Downs, SA Madhi, L van Der Merwe, MC Nunes, CP Olwagen
Scientific Reports 11 (1), 23728, 2021
102021
Streptococcus pneumoniae and other bacterial nasopharyngeal colonization seven years post-introduction of 13-valent pneumococcal conjugate vaccine in South African children
SL Downs, CP Olwagen, L Van Der Merwe, SA Nzenze, MC Nunes, ...
International Journal of Infectious Diseases 134, 45-52, 2023
52023
Geographical migration and fitness dynamics of Streptococcus pneumoniae
S Belman, N Lefrancq, S Nzenze, S Downs, M du Plessis, SW Lo, ...
Nature 631 (8020), 386-392, 2024
42024
Geographic migration and vaccine-induced fitness changes of Streptococcus pneumoniae
S Belman, N Lefrancq, S Nzenze, S Downs, M du Plessis, S Lo, L McGee, ...
bioRxiv, 2023
32023
The pitfalls of cut-off values in real-time, quantitative PCR: should target density or amplification cycle threshold be used for Interpreting qPCR results?
CP Olwagen, SL Downs, MCM Nunes, SA Madhi
J Bioprocess Biotech 12 (8), 2022
32022
Optimization and validation of a high-throughput nanofluidic real-time PCR assay to evaluate nasopharyngeal carriage of 15 bacterial species and 92 Streptococcus pneumoniae …
SL Downs, SA Madhi, L Merwe, MC Nunes, CP Olwagen
12022
Nasopharyngeal colonization by Streptococcus pneumoniae and other common bacteria eight years following introduction of pneumococcal conjugate vaccine in rural South African …
S Downs, M Nunes, S Nzenze, L van der Merwe, K Kahn, C Olwagen, ...
VeriXiv 1 (6), 6, 2024
2024
Nanofluidic Real-Time PCR to Discriminate Vaccine-Associated Pneumococcal Groups 6, 18 and 22 to Individual Serotypes
S Downs, S Madhi, L Van der Merwe, M Nunes, C Olwagen
International Journal of Infectious Diseases 116, S118-S119, 2022
2022
hospitalizations in young infants: Results from a randomized controlled trial
MC Nunes, CL Cutland, S Jones, S Downs, A Weinberg, JR Ortiz, ...
2017
Genetic monitoring detects an overlooked cryptic species and reveals the diversity and distribution of three invasive Rattus congeners in South Africa
CT Chimimba, AD Bastos, F Kirsten, PJ Taylor, JM Lamb, E Mostert, ...
2011
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