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S. Nsobya · SciRah

Researcher profile · Semantic Scholar

S. Nsobya

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S. Nsobya — researcher profile on SciRah

h-index: 36
Works: 146
Citations: 3,933

Most-cited papers

Evolution of Partial Resistance to Artemisinins in Malaria Parasites in Uganda
M. Conrad, V. Asua, Shreeya Garg, D. Giesbrecht +13 more
2023New England Journal of Medicine205 citations Open access
Semantic Scholar
Changing Prevalence of Potential Mediators of Aminoquinoline, Antifolate, and Artemisinin Resistance Across Uganda.
V. Asua, M. Conrad, O. Aydemir, Marvin Duvalsaint +11 more
2020Journal of Infectious Diseases175 citations Open access
Semantic Scholar
Decreased susceptibility of Plasmodium falciparum to both dihydroartemisinin and lumefantrine in northern Uganda
Patrick K. Tumwebaze, M. Conrad, Martin Okitwi, Stephen Orena +11 more
2022Nature Communications132 citations Open access
Semantic Scholar
Persistence of chloroquine resistance alleles in malaria endemic countries: a systematic review of burden and risk factors
M. Ocan, Dickens Akena, S. Nsobya, M. Kamya +3 more
2019Malaria Journal72 citations Open access
Semantic Scholar
Systematic review of the status of pfhrp2 and pfhrp3 gene deletion, approaches and methods used for its estimation and reporting in Plasmodium falciparum populations in Africa: review of published studies 2010–2019
Bosco Agaba, A. Yeka, S. Nsobya, E. Arinaitwe +7 more
2019Malaria Journal66 citations Open access
Semantic Scholar
Changing Antimalarial Drug Sensitivities in Uganda
Stephanie A. Rasmussen, Frida G. Ceja, M. Conrad, Patrick K. Tumwebaze +5 more
2017Antimicrobial Agents and Chemotherapy65 citations Open access
Semantic Scholar
Drug susceptibility of Plasmodium falciparum in eastern Uganda: a longitudinal phenotypic and genotypic study
Patrick K. Tumwebaze, T. Katairo, Martin Okitwi, Oswald Byaruhanga +14 more
2021The Lancet Microbe59 citations Open access
Semantic Scholar
Changing Molecular Markers of Antimalarial Drug Sensitivity across Uganda
V. Asua, J. Vinden, M. Conrad, J. Legac +5 more
2018Antimicrobial Agents and Chemotherapy58 citations Open access
Semantic Scholar
Efficacy and safety of artemether-lumefantrine and dihydroartemisinin-piperaquine for the treatment of uncomplicated Plasmodium falciparum malaria and prevalence of molecular markers associated with artemisinin and partner drug resistance in Uganda
Chris Ebong, Asadu Sserwanga, J. Namuganga, J. Kapisi +22 more
2021Malaria Journal50 citations Open access
Semantic Scholar
Field evaluation of the diagnostic performance of EasyScan GO: a digital malaria microscopy device based on machine-learning
D. Das, R. Vongpromek, Thanawat Assawariyathipat, Ketsanee Srinamon +38 more
2022Malaria Journal44 citations Open access
Semantic Scholar
K13-propeller gene polymorphisms in Plasmodium falciparum parasite population in malaria affected countries: a systematic review of prevalence and risk factors
M. Ocan, Dickens Akena, S. Nsobya, M. Kamya +3 more
2019Malaria Journal43 citations Open access
Semantic Scholar
Limitations of rapid diagnostic tests in malaria surveys in areas with varied transmission intensity in Uganda 2017-2019: Implications for selection and use of HRP2 RDTs
Agaba B. Bosco, J. Nankabirwa, A. Yeka, S. Nsobya +17 more
2020PLoS ONE42 citations Open access
Semantic Scholar
Natural selection contributed to immunological differences between hunter-gatherers and agriculturalists
Genelle F Harrison, Joaquín Sanz, J. Boulais, M. Mina +11 more
2019Nature Ecology & Evolution41 citations Open access
Semantic Scholar
Molecular surveillance reveals the presence of pfhrp2 and pfhrp3 gene deletions in Plasmodium falciparum parasite populations in Uganda, 2017–2019
Agaba B. Bosco, K. Anderson, Karryn J. Gresty, C. Prosser +18 more
2020Malaria Journal40 citations Open access
Semantic Scholar
Plasmodium Species Infecting Children Presenting with Malaria in Uganda.
V. Asua, S. Tukwasibwe, M. Conrad, Andrew Walakira +5 more
2017American Journal of Tropical Medicine and Hygiene39 citations Open access
Semantic Scholar
Plasmodium falciparum genetic diversity and multiplicity of infection based on msp-1, msp-2, glurp and microsatellite genetic markers in sub-Saharan Africa: a systematic review and meta-analysis
Alex Mwesigwa, M. Ocan, B. Musinguzi, Rachel Wangi Nante +9 more
2024Malaria Journal28 citations Open access
Semantic Scholar
WHO malaria nucleic acid amplification test external quality assessment scheme: results of distribution programmes one to three
J. Cunningham, R. Thomson, S. Murphy, Maria de la Paz Ade +9 more
2020Malaria Journal22 citations Open access
Semantic Scholar
Associations between Malaria-Preventive Regimens and Plasmodium falciparum Drug Resistance-Mediating Polymorphisms in Ugandan Pregnant Women
P. Nayebare, V. Asua, M. Conrad, R. Kajubi +7 more
2020Antimicrobial Agents and Chemotherapy19 citations Open access
Semantic Scholar
Genetic diversity and genetic relatedness in Plasmodium falciparum parasite population in individuals with uncomplicated malaria based on microsatellite typing in Eastern and Western regions of Uganda, 2019–2020
Agaba B. Bosco, K. Anderson, Karryn J. Gresty, C. Prosser +13 more
2021Malaria Journal18 citations Open access
Semantic Scholar
A novel locus associated with decreased susceptibility of Plasmodium falciparum to lumefantrine and dihydroartemisinin has emerged and spread in Uganda
K. Niaré, Bersabeh Tafesse, Mayland Treat, Jacob M. Sadler +15 more
2025bioRxiv15 citations Open access
Semantic Scholar
Pharmacopeial quality of artemether–lumefantrine anti-malarial agents in Uganda
M. Ocan, Loyce Nakalembe, C. Otike, D. Omali +2 more
2023Malaria Journal15 citations Open access
Semantic Scholar
Associations between red blood cell variants and malaria among children and adults from three areas of Uganda: a prospective cohort study
E. Kakande, B. Greenhouse, F. Bajunirwe, C. Drakeley +10 more
2020Malaria Journal15 citations Open access
Semantic Scholar
Associations between erythrocyte polymorphisms and risks of uncomplicated and severe malaria in Ugandan children: A case control study
A. Mpimbaza, Andrew Walakira, G. Ndeezi, Anne Ruhweza Katahoire +5 more
2018PLoS ONE15 citations Open access
Semantic Scholar
Changes in susceptibility of Plasmodium falciparum to antimalarial drugs in Uganda over time: 2019-2024
M. Okitwi, S. Orena, P. Tumwebaze, T. Katairo +8 more
2025medRxiv14 citations Open access
Semantic Scholar
Decreased susceptibility to dihydrofolate reductase inhibitors associated with genetic polymorphisms in Ugandan Plasmodium falciparum isolates.
O. Kreutzfeld, Patrick K. Tumwebaze, Oswald Byaruhanga, T. Katairo +11 more
2021Journal of Infectious Diseases14 citations Open access
Semantic Scholar
Effectiveness of sulfadoxine-pyrimethamine plus amodiaquine and dihydroartemisinin-piperaquine for seasonal malaria chemoprevention in Uganda: a three-arm, open-label, non-inferiority and superiority, cluster-randomised, controlled trial.
A. Nuwa, Kevin Baker, R. Kajubi, C. Nnaji +18 more
2025Lancet. Infectious Diseases (Print)13 citations
Semantic Scholar
The Diversity of the Plasmodium falciparum K13 Propeller Domain Did Not Increase after Implementation of Artemisinin-Based Combination Therapy in Uganda
M. Conrad, S. Nsobya, P. Rosenthal
2019Antimicrobial Agents and Chemotherapy13 citations Open access
Semantic Scholar
Varied prevalence of antimalarial drug resistance markers in different populations of newly arrived refugees in Uganda.
S. Tukwasibwe, Shreeya Garg, T. Katairo, V. Asua +19 more
2024Journal of Infectious Diseases12 citations
Semantic Scholar
Deletions of pfhrp2 and pfhrp3 genes were uncommon in rapid diagnostic test-negative Plasmodium falciparum isolates from Uganda
S. Nsobya, Andrew Walakira, Elizabeth Namirembe, M. Kiggundu +7 more
2021Malaria Journal12 citations Open access
Semantic Scholar
Marked variation in prevalence of malaria-protective human genetic polymorphisms across Uganda
Andrew Walakira, S. Tukwasibwe, M. Kiggundu, F. Verra +7 more
2017Infection, Genetics and Evolution12 citations Open access
Semantic Scholar
Changes in susceptibility of Plasmodium falciparum to antimalarial drugs in Uganda over time: 2019–2024
Martin Okitwi, Stephen Orena, Patrick K. Tumwebaze, T. Katairo +9 more
2025Nature Communications11 citations Open access
Semantic Scholar
The Effectiveness of Indoor Residual Spraying for Malaria Control in Sub-Saharan Africa: A Systematic Protocol Review and Meta-Analysis
M. Ocan, K. O. Ojiambo, Loyce Nakalembe, G. Kinalwa +4 more
2025International Journal of Environmental Research and Public Health10 citations
Semantic Scholar
Efficacies of artemether–lumefantrine, artesunate–amodiaquine, dihydroartemisinin–piperaquine, and artesunate–pyronaridine for the treatment of uncomplicated Plasmodium falciparum malaria in children aged 6 months to 10 years in Uganda: a randomised, open-label, phase 4 clinical trial
M. Kamya, J. Nankabirwa, Chris Ebong, V. Asua +19 more
2025Lancet. Infectious Diseases (Print)10 citations Open access
Semantic Scholar
Susceptibility of Ugandan Plasmodium falciparum Isolates to the Antimalarial Drug Pipeline
O. Kreutzfeld, Patrick K. Tumwebaze, Martin Okitwi, Stephen Orena +17 more
2023Microbiology spectrum10 citations Open access
Semantic Scholar
East Africa International Center of Excellence for Malaria Research: Summary of Key Research Findings
J. Nankabirwa, J. Rek, E. Arinaitwe, J. Namuganga +18 more
2022American Journal of Tropical Medicine and Hygiene10 citations Open access
Semantic Scholar
Prevalence of arps10, fd, pfmdr-2, pfcrt and pfkelch13 gene mutations in Plasmodium falciparum parasite population in Uganda
M. Ocan, F. Ashaba, Savannah Mwesigwa, K. Edgar +2 more
2022PLoS ONE10 citations Open access
Semantic Scholar
Prevalence of chloroquine resistance alleles among Plasmodium falciparum parasites in countries affected by malaria disease since change of treatment policy: a systematic review protocol
M. Ocan, Dickens Akena, S. Nsobya, M. Kamya +3 more
2018Systematic Reviews10 citations Open access
Semantic Scholar
Plasmodium falciparum multidrug resistance 1 gene polymorphisms associated with outcomes after anti-malarial treatment
Veronika R. Laird, M. Pluciński, M. Venkatesan, Kelsey Rondini +19 more
2025Malaria Journal8 citations Open access
Semantic Scholar
Day 3 parasitemia and Plasmodium falciparum Kelch 13 mutations among uncomplicated malaria patients treated with artemether-lumefantrine in Adjumani district, Uganda
M. Angwe, Norah Mwebaza, S. Nsobya, Patrick Vudriko +4 more
2024PLoS ONE8 citations Open access
Semantic Scholar
Diversity of KIR genes and their HLA-C ligands in Ugandan populations with historically varied malaria transmission intensity
S. Tukwasibwe, J. Traherne, O. Chazara, J. Jayaraman +17 more
2020Malaria Journal8 citations Open access
Semantic Scholar
Performance of Molecular Inversion Probe DR23K and Paragon MAD4HatTeR Amplicon Sequencing Panels for Detection of Plasmodium falciparum Mutations Associated with Antimalarial Drug Resistance
T. Katairo, V. Asua, B. Nsengimaana, S. Tukwasibwe +16 more
2025Research Square7 citations Open access
Semantic Scholar
Medicinal plants traditionally used for management of malaria in rural communities of Uganda
L. Bunalema, M. Ocan, F. Ojara, S. Nsobya +3 more
2025BMC Complementary Medicine and Therapies7 citations Open access
Semantic Scholar
Susceptibilities of Ugandan Plasmodium falciparum Isolates to Proteasome Inhibitors
Shreeya Garg, O. Kreutzfeld, S. Chelebieva, Patrick K. Tumwebaze +16 more
2022Antimicrobial Agents and Chemotherapy7 citations Open access
Semantic Scholar
Drug resistance mediating Plasmodium falciparum polymorphisms and clinical presentations of parasitaemic children in Uganda
S. Tukwasibwe, Patrick K. Tumwebaze, M. Conrad, E. Arinaitwe +5 more
2017Malaria Journal7 citations Open access
Semantic Scholar
Plasmodium falciparum genetic diversity and multiplicity of infection among asymptomatic and symptomatic malaria-infected individuals in Uganda
Alex Mwesigwa, M. Ocan, Bryan E. Cummings, B. Musinguzi +10 more
2024Tropical Medicine and Health6 citations Open access
Semantic Scholar
Clinical Sequelae Associated with Unresolved Tropical Splenomegaly in a Cohort of Recently Resettled Congolese Refugees in the United States—Multiple States, 2015–2018
L. Zambrano, E. Jentes, C. Phares, Michelle S. Weinberg +25 more
2020American Journal of Tropical Medicine and Hygiene6 citations Open access
Semantic Scholar
Assessment of different genotyping markers and algorithms for distinguishing Plasmodium falciparum recrudescence from reinfection in Uganda
Alex Mwesigwa, Monica Golumbeanu, S. Jones, Sara L. Cantoreggi +9 more
2025Scientific Reports5 citations Open access
Semantic Scholar
Performance of molecular inversion probe DR23K and Paragon MAD4HatTeR Amplicon sequencing panels for detection of Plasmodium falciparum mutations associated with antimalarial drug resistance
T. Katairo, V. Asua, B. Nsengimaana, S. Tukwasibwe +19 more
2025Malaria Journal5 citations Open access
Semantic Scholar
Access to quality-assured artemisinin-based combination therapy and associated factors among clients of selected private drug outlets in Uganda
M. Ocan, Loyce Nakalembe, C. Otike, Tayebwa Mordecai +2 more
2024Malaria Journal5 citations Open access
Semantic Scholar
Day 3 parasitemia and Plasmodium falciparum Kelch 13 mutations among uncomplicated malaria patients treated with artemether-lumefantrine in Adjumani district, Uganda
M. Angwe, Norah Mwebaza, S. Nsobya, Patrick Vudriko +4 more
2024medRxiv5 citations Open access
Semantic Scholar

Frequent co-authors

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M. Kamya×23
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M. Kamya — researcher profile on SciRah
M. Conrad×22
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M. Conrad — researcher profile on SciRah
V. Asua×15
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V. Asua — researcher profile on SciRah
J. Nankabirwa×15
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J. Nankabirwa — researcher profile on SciRah

×12

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T. Katairo — researcher profile on SciRah

P. Rosenthal×12

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P. Rosenthal — researcher profile on SciRah

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M. Ocan — researcher profile on SciRah

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J. Legac — researcher profile on SciRah

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G. Dorsey — researcher profile on SciRah

S. Tukwasibwe×11

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S. Tukwasibwe — researcher profile on SciRah

Patrick K. Tumwebaze×10

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Patrick K. Tumwebaze — researcher profile on SciRah

E. Arinaitwe×10

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E. Arinaitwe — researcher profile on SciRah