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L. Scott · SciRah

Researcher profile · Semantic Scholar

L. Scott

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L. Scott — researcher profile on SciRah

h-index: 31
Works: 102
Citations: 4,478

Most-cited papers

Rapid epidemic expansion of the SARS-CoV-2 Omicron variant in southern Africa
R. Viana, S. Moyo, D. Amoako, Houriiyah Tegally +95 more
2021Nature1,651 citations Open access
Semantic Scholar
Xpert® MTB/RIF for point-of-care diagnosis of TB in high-HIV burden, resource-limited countries: hype or hope?
A. Van Rie, L. Page-Shipp, L. Scott, I. Sanne +1 more
2010Expert Review of Molecular Diagnostics214 citations Open access
Semantic Scholar
Comparison of Xpert MTB/RIF with Other Nucleic Acid Technologies for Diagnosing Pulmonary Tuberculosis in a High HIV Prevalence Setting: A Prospective Study
L. Scott, K. McCarthy, N. Gous, Matilda Nduna +5 more
2011PLoS Medicine202 citations Open access
Semantic Scholar
CD45-assisted PanLeucogating for accurate, cost-effective dual-platform CD4+ T-cell enumeration.
D. Glencross, L. Scott, I. Jani, D. Barnett +1 more
2002Cytometry173 citations Open access
Semantic Scholar
Diagnostic Accuracy of Xpert MTB/RIF for Extrapulmonary Tuberculosis Specimens: Establishing a Laboratory Testing Algorithm for South Africa
L. Scott, N. Beylis, M. Nicol, Gloria Nkuna +4 more
2014Journal of Clinical Microbiology113 citations Open access
Semantic Scholar
Acute post-streptococcal glomerulonephritis in the Northern Territory of Australia: a review of 16 years data and comparison with the literature.
C. Marshall, Allen C. Cheng, P. Markey, R. Towers +5 more
2011American Journal of Tropical Medicine and Hygiene100 citations Open access
Semantic Scholar
Time to Treatment and Patient Outcomes among TB Suspects Screened by a Single Point-of-Care Xpert MTB/RIF at a Primary Care Clinic in Johannesburg, South Africa
C. Hanrahan, K. Selibas, Chris Deery, H. Dansey +6 more
2013PLoS ONE88 citations Open access
Semantic Scholar
Feasibility of HIV point-of-care tests for resource-limited settings: challenges and solutions
W. Stevens, N. Gous, N. Ford, L. Scott
2014BMC Medicine87 citations Open access
Semantic Scholar
Detection of isoniazid, fluoroquinolone, ethionamide, amikacin, kanamycin, and capreomycin resistance by the Xpert MTB/XDR assay: a cross-sectional multicentre diagnostic accuracy study.
A. Penn-Nicholson, Sophia B. Georghiou, N. Ciobanu, Mubin Kazi +10 more
2021Lancet. Infectious Diseases (Print)76 citations Open access
Semantic Scholar
Quantifying HIV for monitoring antiretroviral therapy in resource-poor settings.
W. Stevens, L. Scott, S. Crowe
2010Journal of Infectious Diseases72 citations
Semantic Scholar
Implementation of Xpert MTB/RIF for routine point-of-care diagnosis of tuberculosis at the primary care level.
K. Clouse, L. Page-Shipp, H. Dansey, Bridgette Moatlhodi +5 more
2012South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde70 citations Open access
Semantic Scholar
Evaluation of the Abbott m2000 RealTime Human Immunodeficiency Virus Type 1 (HIV-1) Assay for HIV Load Monitoring in South Africa Compared to the Roche Cobas AmpliPrep-Cobas Amplicor, Roche Cobas AmpliPrep-Cobas TaqMan HIV-1, and BioMerieux NucliSENS EasyQ HIV-1 Assays
L. Scott, L. Noble, J. Moloi, L. Erasmus +2 more
2009Journal of Clinical Microbiology67 citations Open access
Semantic Scholar
Xpert MTB/RIF as a measure of sputum bacillary burden. Variation by HIV status and immunosuppression.
C. Hanrahan, G. Theron, J. Bassett, K. Dheda +4 more
2014American Journal of Respiratory and Critical Care Medicine65 citations Open access
Semantic Scholar
Prevalence, risk factors and risk perception of tuberculosis infection among medical students and healthcare workers in Johannesburg, South Africa.
A. Van Rie, K. McCarthy, L. Scott, A. Dow +2 more
2013South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde56 citations Open access
Semantic Scholar
Impact of the GeneXpert MTB/RIF Technology on Tuberculosis Control
W. Stevens, L. Scott, L. Noble, N. Gous +1 more
2017Microbiology spectrum55 citations
Semantic Scholar
Performance of Xpert MTB/RIF, Xpert Ultra, and Abbott RealTime MTB for Diagnosis of Pulmonary Tuberculosis in a High-HIV-Burden Setting
Rebecca H. Berhanu, A. David, P. D. Da Silva, Kate Shearer +3 more
2018Journal of Clinical Microbiology54 citations Open access
Semantic Scholar
High incidence of latent tuberculous infection among South African health workers: an urgent call for action.
K. McCarthy, L. Scott, N. Gous, M. Tellie +3 more
2015The International Journal of Tuberculosis and Lung Disease51 citations
Semantic Scholar
CD38 Expression on CD8+ T Cells as a Prognostic Marker in Vertically HIV-Infected Pediatric Patients
G. Sherman, L. Scott, J. Galpin, L. Kuhn +4 more
2002Pediatric Research45 citations
Semantic Scholar
SARS-CoV-2 Antigens Expressed in Plants Detect Antibody Responses in COVID-19 Patients
Mohau S. Makatsa, M. Tincho, Jerome M. Wendoh, Sherazaan D. Ismail +14 more
2020Frontiers in Plant Science43 citations Open access
Semantic Scholar
Options to Expand HIV Viral Load Testing in South Africa: Evaluation of the GeneXpert® HIV-1 Viral Load Assay
N. Gous, L. Scott, L. Berrie, W. Stevens
2016PLoS ONE41 citations Open access
Semantic Scholar
Laboratory Evaluation of the Liat HIV Quant (IQuum) Whole-Blood and Plasma HIV-1 Viral Load Assays for Point-of-Care Testing in South Africa
L. Scott, N. Gous, S. Carmona, W. Stevens
2015Journal of Clinical Microbiology40 citations Open access
Semantic Scholar
Performance of the New Roche Cobas AmpliPrep-Cobas TaqMan Version 2.0 Human Immunodeficiency Virus Type 1 Assay
L. Scott, S. Carmona, W. Stevens
2009Journal of Clinical Microbiology39 citations Open access
Semantic Scholar
Guidance for Studies Evaluating the Accuracy of Sputum-Based Tests to Diagnose Tuberculosis.
S. Schumacher, W. Wells, M. Nicol, K. Steingart +11 more
2019Journal of Infectious Diseases38 citations Open access
Semantic Scholar
Molecular Detection of Mycobacterium tuberculosis from Stools in Young Children by Use of a Novel Centrifugation-Free Processing Method
E. Walters, L. Scott, P. Nabeta, A. Demers +12 more
2018Journal of Clinical Microbiology38 citations Open access
Semantic Scholar
A meta-analysis of the performance of the PimaTM CD4 for point of care testing
L. Scott, Jennifer Campbell, Larry E Westerman, L. Kestens +5 more
2015BMC Medicine37 citations Open access
Semantic Scholar
Diagnosis of opportunistic infections: HIV co-infections: Tuberculosis
L. Scott, P. D. Da Silva, C. Boehme, W. Stevens +1 more
2017Current Opinion in HIV and AIDS35 citations Open access
Semantic Scholar
Poor sensitivity of field rapid HIV testing: implications for mother‐to‐child transmission programme
V. Black, CE von Mollendorf, J. Moyes, L. Scott +2 more
2009BJOG: an International Journal of Obstetrics and Gynaecology35 citations
Semantic Scholar
Evaluation of the Abbott m2000rt RealTime™ HIV-1 assay with manual sample preparation compared with the ROCHE COBAS® AmpliPrep™/AMPLICOR™ HIV-1 MONITOR® v1.5 using specimens from East Africa
J. Crump, L. Scott, Emma Msuya, A. B. Morrissey +3 more
2009Journal of Virological Methods35 citations Open access
Semantic Scholar
Multicenter Feasibility Study To Assess External Quality Assessment Panels for Xpert MTB/RIF Assay in South Africa
L. Scott, H. Albert, C. Gilpin, Heather L. Alexander +2 more
2014Journal of Clinical Microbiology32 citations Open access
Semantic Scholar
Cost and Impact of Dried Blood Spot Versus Plasma Separation Card for Scale-up of Viral Load Testing in Resource-limited Settings
B. Nichols, S. Girdwood, A. Shibemba, Sikota Sharper +8 more
2019Clinical Infectious Diseases31 citations Open access
Semantic Scholar
Feasibility of Performing Multiple Point of Care Testing for HIV Anti-Retroviral Treatment Initiation and Monitoring from Multiple or Single Fingersticks
N. Gous, L. Scott, J. Potgieter, Lumka Ntabeni +3 more
2013PLoS ONE31 citations Open access
Semantic Scholar
Ultra-High-Throughput, Automated Nucleic Acid Detection of Human Immunodeficiency Virus (HIV) for Infant Infection Diagnosis Using the Gen-Probe Aptima HIV-1 Screening Assay
W. Stevens, L. Noble, L. Berrie, S. Sarang +1 more
2009Journal of Clinical Microbiology30 citations Open access
Semantic Scholar
Comparative Analytical Evaluation of Four Centralized Platforms for the Detection of Mycobacterium tuberculosis Complex and Resistance to Rifampicin and Isoniazid
M. de Vos, L. Scott, A. David, A. Trollip +7 more
2020Journal of Clinical Microbiology29 citations Open access
Semantic Scholar
Performance of the Abbott RealTime MTB and MTB RIF/INH Assays in a Setting of High Tuberculosis and HIV Coinfection in South Africa
L. Scott, A. David, L. Noble, Matilda Nduna +4 more
2017Journal of Clinical Microbiology28 citations Open access
Semantic Scholar
Performance of the EUROIMMUN Anti-SARS-CoV-2 ELISA Assay for detection of IgA and IgG antibodies in South Africa
M. Gededzha, N. Mampeule, Sarika Jugwanth, Nontobeko Zwane +9 more
2021PLoS ONE27 citations Open access
Semantic Scholar
HIV-1 viraemia and drug resistance amongst female sex workers in Soweto, South Africa: A cross sectional study
J. Coetzee, G. Hunt, Maya Jaffer, K. Otwombe +6 more
2017PLoS ONE26 citations Open access
Semantic Scholar
Performance of the PointCare NOW System for CD4 Counting in HIV Patients Based on Five Independent Evaluations
M. Bergeron, G. Daneau, T. Ding, N. Sitoe +10 more
2012PLoS ONE26 citations Open access
Semantic Scholar
Multidisciplinary Point-of-Care Testing in South African Primary Health Care Clinics Accelerates HIV ART Initiation but Does Not Alter Retention in Care
W. Stevens, N. Gous, W. MacLeod, L. Long +5 more
2017Journal of Acquired Immune Deficiency Syndromes25 citations Open access
Semantic Scholar
Implications of Failure to Routinely Diagnose Resistance to Second-Line Drugs in Patients With Rifampicin-Resistant Tuberculosis on Xpert MTB/RIF: A Multisite Observational Study
K. Jacobson, M. Barnard, M. Kleinman, E. Streicher +10 more
2017Clinical Infectious Diseases24 citations Open access
Semantic Scholar
Tuberculosis in east timorese refugees: implications for health care needs in East Timor.
P. Kelly, L. Scott, V. Krause
2002The International Journal of Tuberculosis and Lung Disease24 citations
Semantic Scholar
Molecular characterisation of rifampicin-resistant Mycobacterium tuberculosis strains from Malawi
T. Chikaonda, I. Ketseoglou, Nelson Nguluwe, R. Krysiak +10 more
2017African Journal of Laboratory Medicine23 citations Open access
Semantic Scholar
Abbott RealTime HIV-1 m2000rt viral load testing: Manual extraction versus the automated m2000sp extraction
L. Scott, J. Crump, Emma Msuya, A. B. Morrissey +2 more
2010Journal of Virological Methods23 citations Open access
Semantic Scholar
Evaluating new CD4 enumeration technologies for resource-constrained countries
W. Stevens, R. Gelman, D. Glencross, L. Scott +2 more
2008Nature Reviews Microbiology23 citations
Semantic Scholar
Management of rifampicin-resistant TB: programme indicators and care cascade analysis in South Africa.
E. De Vos, L. Scott, Y. V. De Lima, R. Warren +4 more
2021The International Journal of Tuberculosis and Lung Disease22 citations
Semantic Scholar
Implementation and Operational Research: Implementation of Multiple Point-of-Care Testing in 2 HIV Antiretroviral Treatment Clinics in South Africa
N. Gous, L. Scott, J. Potgieter, Lumka Ntabeni +2 more
2016Journal of Acquired Immune Deficiency Syndromes22 citations Open access
Semantic Scholar
A Clinical Prediction Score Including Trial of Antibiotics and C-Reactive Protein to Improve the Diagnosis of Tuberculosis in Ambulatory People With HIV
T. Boyles, Matilda Nduna, Thalitha Pitsi, L. Scott +2 more
2020Open Forum Infectious Diseases19 citations Open access
Semantic Scholar
Performance of the Roche cobas MTB assay for the molecular diagnosis of pulmonary tuberculosis in a high HIV burden setting.
L. Scott, A. David, Lyndel Govender, J. Furrer +6 more
2020Journal of Molecular Diagnostics18 citations Open access
Semantic Scholar
The potential use of rifabutin for treatment of patients diagnosed with rifampicin-resistant tuberculosis
M. G. Whitfield, R. Warren, V. Mathys, L. Scott +6 more
2018Journal of Antimicrobial Chemotherapy17 citations Open access
Semantic Scholar
Operational characteristics of 30 lateral flow immunoassays used to identify COVID-19 immune response
A. David, L. Scott, Sarika Jugwanth, M. Gededzha +6 more
2021JIM - Journal of Immunological Methods16 citations Open access
Semantic Scholar
The Use of Xpert MTB/Rif for Active Case Finding among TB Contacts in North West Province, South Africa
L. Lebina, Nigel Fuller, T. Osoba, L. Scott +5 more
2016Tuberculosis Research and Treatment16 citations Open access
Semantic Scholar

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