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List of works by Sammy M Njenga

A Cross-Sectional Study of Water, Sanitation, and Hygiene-Related Risk Factors for Soil-Transmitted Helminth Infection in Urban School- and Preschool-Aged Children in Kibera, Nairobi

scientific article

A high-intensity cluster of infection around Mbita causeway, western Kenya: a confirmatory cross-sectional survey

scientific article published on 15 April 2019

A multi-country study of the economic burden of dengue fever based on patient-specific field surveys in Burkina Faso, Kenya, and Cambodia

scientific article published on 28 February 2019

A school-based cross-sectional survey of adverse events following co-administration of albendazole and praziquantel for preventive chemotherapy against urogenital schistosomiasis and soil-transmitted helminthiasis in Kwale County, Kenya

scientific article (publication date: 2014)

A small-scale field trial of pyriproxyfen-impregnated bed nets against pyrethroid-resistant Anopheles gambiae s.s. in western Kenya

scientific article

A survey for Echinococcus spp. of carnivores in six wildlife conservation areas in Kenya

scientific article published on 13 April 2014

Adult population as potential reservoir of NTD infections in rural villages of Kwale district, Coastal Kenya: implications for preventive chemotherapy interventions policy

scientific article published on 14 September 2011

Agricultural chemicals: life changer for mosquito vectors in agricultural landscapes?

scientific article

An investigation of the disparity in estimates of microfilaraemia and antigenaemia in lymphatic filariasis surveys

scientific article published on 21 June 2015

Assessment of lymphatic filariasis prior to re-starting mass drug administration campaigns in coastal Kenya

scientific article published on 22 February 2017

Associations between schistosomiasis and HIV-1 acquisition risk in four prospective cohorts: a nested case-control analysis

scientific article published on 01 June 2020

Clinical and epidemiologic characteristics associated with dengue fever in Mombasa, Kenya

scientific article published on 03 September 2020

Cluster-randomised controlled trials of individual and combined water, sanitation, hygiene and nutritional interventions in rural Bangladesh and Kenya: the WASH Benefits study design and rationale

scientific article published on 30 August 2013

Community-directed treatment of lymphatic filariasis in Kenya and its role in the national programmes for elimination of lymphatic filariasis.

scientific article

Community-level epidemiology of soil-transmitted helminths in the context of school-based deworming: Baseline results of a cluster randomised trial on the coast of Kenya

scientific article published on 09 August 2019

Comparing insecticide-treated bed net use to Plasmodium falciparum infection among schoolchildren living near Lake Victoria, Kenya

scientific article

Comparing the performance of circulating cathodic antigen and Kato-Katz techniques in evaluating Schistosoma mansoni infection in areas with low prevalence in selected counties of Kenya: a cross-sectional study.

scientific article

Current status of Schistosoma mansoni and the factors associated with infection two years following mass drug administration programme among primary school children in Mwea irrigation scheme: A cross-sectional study

scientific article published on August 2015

Detecting and enumerating soil-transmitted helminth eggs in soil: New method development and results from field testing in Kenya and Bangladesh

scientific article

Determinants of success in national programs to eliminate lymphatic filariasis: a perspective identifying essential elements and research needs

scientific article published on October 2008

Diagnostic accuracy and cost-effectiveness of alternative methods for detection of soil-transmitted helminths in a post-treatment setting in western Kenya

scientific article

Diagnostic tools for soil-transmitted helminths control and elimination programs: A pathway for diagnostic product development

scientific article published in March 2018

Diagnostics and the neglected tropical diseases roadmap: setting the agenda for 2030

scientific article published on 09 November 2020

Distribution of a knockdown resistance mutation (L1014S) in Anopheles gambiae s.s. and Anopheles arabiensis in western and southern Kenya

scientific article

Diversity of Taenia and Hydatigera (Cestoda: Taeniidae) in domestic dogs in Kenya

scientific article published on 15 July 2020

Domains of transmission and association of community, school, and household sanitation with soil-transmitted helminth infections among children in coastal Kenya

scientific article published on 25 November 2019

Effect of a sanitation intervention on soil-transmitted helminth prevalence and concentration in household soil: A cluster-randomized controlled trial and risk factor analysis

scientific article published on 11 February 2019

Effects of Bacillus thuringiensis israelensis on Anopheles arabiensis

scientific article published on March 2011

Effects of Individual and Combined Water, Sanitation, Handwashing, and Nutritional Interventions on Child Respiratory Infections in Rural Kenya: A Cluster-Randomized Controlled Trial

scientific article published on 30 March 2020

Effects of single and integrated water, sanitation, handwashing, and nutrition interventions on child soil-transmitted helminth and Giardia infections: A cluster-randomized controlled trial in rural Kenya

scientific article published on 26 June 2019

Effects of water quality, sanitation, handwashing, and nutritional interventions on diarrhoea and child growth in rural Kenya: a cluster-randomised controlled trial

scientific article published on 29 January 2018

Effects, equity, and cost of school-based and community-wide treatment strategies for soil-transmitted helminths in Kenya: a cluster-randomised controlled trial

scholarly article by Rachel L Pullan et al published 18 May 2019 in The Lancet

Epidemiology of coinfection with soil transmitted helminths and Plasmodium falciparum among school children in Bumula District in western Kenya

scientific article published on 11 June 2015

Evaluating dengue burden in Africa in passive fever surveillance and seroprevalence studies: protocol of field studies of the Dengue Vaccine Initiative

scientific article published on 21 January 2018

Evaluation of ICT filariasis card test using whole capillary blood: comparison with Knott's concentration and counting chamber methods

scientific article published on October 1, 2001

Evaluation of effectiveness of diethylcarbamazine/albendazole combination in reduction of Wuchereria bancrofti infection using multiple infection parameters ⬇️

scientific article published on October 8, 2010

Evaluation of the European foundation initiative into African research in neglected tropical diseases by the African fellows.

scientific article

Examining the appropriateness and reliability of the strategy of the Kenyan Comprehensive School Health Program

scientific article published on 30 May 2020

Factors associated with the performance and cost-effectiveness of using lymphatic filariasis transmission assessment surveys for monitoring soil-transmitted helminths: a case study in Kenya

scientific article

Factors influencing community participation in control and related operational research for urogenital schistosomiasis and soil-transmitted helminths in rural villages of Kwale County, coastal Kenya

scientific article published on 10 June 2016

Fine-scale heterogeneity in Schistosoma mansoni force of infection measured through antibody response

scientific article published on 31 August 2020

First international external quality assessment scheme of nucleic acid amplification tests for the detection of Schistosoma and soil-transmitted helminths, including Strongyloides: A pilot study

scientific article published on 16 June 2020

Heterogeneity in transmission parameters of hookworm infection within the baseline data from the TUMIKIA study in Kenya

scientific article published on 16 September 2019

High prevalence of helminths infection and associated risk factors among adults living in a rural setting, central Kenya: a cross-sectional study

scientific article

High-density lipoprotein suppresses tumor necrosis factor alpha production by mycobacteria-infected human macrophages.

scientific article published on 30 April 2018

Impact of Mothers' Schistosomiasis Status During Gestation on Children's IgG Antibody Responses to Routine Vaccines 2 Years Later and Anti-Schistosome and Anti-Malarial Responses by Neonates in Western Kenya.

scientific article published on 18 June 2018

Impact of single annual treatment and four-monthly treatment for hookworm and Ascaris lumbricoides, and factors associated with residual infection among Kenyan school children

scientific article published on 09 February 2017

Impacts of insecticide treated bed nets on Anopheles gambiae s.l. populations in Mbita district and Suba district, Western Kenya

scientific article published on 11 February 2014

Implementation of Kenyan comprehensive school health program: improvement and association with students' academic attainment

scientific article published on 03 March 2020

Insecticidal and repellent activities of pyrethroids to the three major pyrethroid-resistant malaria vectors in western Kenya

scientific article

Insecticide-treated net use before and after mass distribution in a fishing community along Lake Victoria, Kenya: successes and unavoidable pitfalls

scientific article

Integrated Cross-Sectional Multiplex Serosurveillance of IgG Antibody Responses to Parasitic Diseases and Vaccines in Coastal Kenya

scientific article published on 01 January 2020

Integrated survey of helminthic neglected tropical diseases and comparison of two mosquito sampling methods for lymphatic filariasis molecular xenomonitoring in the River Galana area, Kilifi County, coastal Kenya

scientific article published in 2022

Interrupting transmission of soil-transmitted helminths: a study protocol for cluster randomised trials evaluating alternative treatment strategies and delivery systems in Kenya

scientific article

Is there a gap between health education content and practice toward schistosomiasis prevention among schoolchildren along the shores of Lake Victoria in Kenya?

scientific article published on 19 August 2019

Malaria vectors in Lake Victoria and adjacent habitats in western Kenya

scientific article

Modelling the distribution and transmission intensity of lymphatic filariasis in sub-Saharan Africa prior to scaling up interventions: integrated use of geostatistical and mathematical modelling

scientific article published on 24 October 2015

Modulation of immune responses by Plasmodium falciparum infection in asymptomatic children living in the endemic region of Mbita, western Kenya

scientific article published on 15 January 2018

Molecular characterization of Echinococcus species in dogs from four regions of Kenya

scientific article published on 03 April 2018

Molecular identification of zoonotic hookworms in dogs from four counties of Kenya

scientific article published on 28 February 2019

Monitoring and evaluating the impact of national school-based deworming in Kenya: study design and baseline results

scientific article published on 05 July 2013

Monitoring the impact of a national school based deworming programme on soil-transmitted helminths in Kenya: the first three years, 2012 - 2014

scientific article

Mosquito arbovirus survey in selected areas of Kenya: detection of insect-specific virus.

scientific article published on 4 June 2018

Moving towards transformational WASH - Authors' reply

scientific article published on 01 November 2019

Multi-parallel qPCR provides increased sensitivity and diagnostic breadth for gastrointestinal parasites of humans: field-based inferences on the impact of mass deworming.

scientific article published on 27 January 2016

Multimodal pyrethroid resistance in malaria vectors, Anopheles gambiae s.s., Anopheles arabiensis, and Anopheles funestus s.s. in western Kenya

scientific article (publication date: 2011)

Multiplex Serologic Assessment of Schistosomiasis in Western Kenya: Antibody Responses in Preschool Aged Children as a Measure of Reduced Transmission

scientific article

Once a year school-based deworming with praziquantel and albendazole combination may not be adequate for control of urogenital schistosomiasis and hookworm infection in Matuga District, Kwale County, Kenya

scientific article published on 19 February 2014

Patterns of individual non-treatment during multiple rounds of mass drug administration for control of soil-transmitted helminths in the TUMIKIA trial, Kenya: a secondary longitudinal analysis

scientific article published on 01 November 2020

Preliminary Evaluation of Insecticide-Impregnated Ceiling Nets with Coarse Mesh Size as a Barrier against the Invasion of Malaria Vectors ⬇️

scientific article published on January 1, 2012

Prevalence and risk factors of Schistosoma mansoni infection among children under two years of age in Mbita, Western Kenya

scientific article published on 25 August 2020

Prevalence of Intestinal Parasitic Infections and Associated Water, Sanitation, and Hygiene Risk Factors among School Children in Mwea Irrigation Scheme, Kirinyaga County, Kenya

scientific article published on 11 May 2020

Preventive effect of permethrin-impregnated long-lasting insecticidal nets on the blood feeding of three major pyrethroid-resistant malaria vectors in western Kenya

scientific article

Push by a net, pull by a cow: can zooprophylaxis enhance the impact of insecticide treated bed nets on malaria control?

scientific article published on 28 January 2014

Reconsideration of Anopheles rivulorum as a vector of Plasmodium falciparum in western Kenya: some evidence from biting time, blood preference, sporozoite positive rate, and pyrethroid resistance

scientific article

Research and capacity building for control of neglected tropical diseases: the need for a different approach.

scientific article

Results of a national school-based deworming programme on soil-transmitted helminths infections and schistosomiasis in Kenya: 2012-2017

scholarly article by Charles Mwandawiro et al published 7 February 2019 in Parasites and Vectors

Risk factors and spatial distribution of Schistosoma mansoni infection among primary school children in Mbita District, Western Kenya

scientific article

Schistosomiasis was not associated with higher HIV-1 plasma or genital set point viral loads among HIV seroconverters from four cohort studies

scientific article published on 20 November 2019

Serological surveillance development for tropical infectious diseases using simultaneous microsphere-based multiplex assays and finite mixture models

scientific article

Sickle Cell and α+-Thalassemia Traits Influence the Association between Ferritin and Hepcidin in Rural Kenyan Children Aged 14-26 Months

scientific article published on 01 December 2018

Sleeping on the floor decreases insecticide treated bed net use and increases risk of malaria in children under 5 years of age in Mbita District, Kenya

scientific article

Soil-Transmitted Helminth Eggs Are Present in Soil at Multiple Locations within Households in Rural Kenya

scientific article

Soil-transmitted helminth infection and nutritional status among urban slum children in Kenya

scientific article published on 16 December 2013

Soil-transmitted helminths and schistosomiasis among pre-school age children in a rural setting of Busia County, Western Kenya: a cross-sectional study of prevalence, and associated exposures

scientific article published on 18 March 2020

Soil-transmitted helminths in pre-school-aged and school-aged children in an urban slum: a cross-sectional study of prevalence, distribution, and associated exposures

scientific article

Sources of variability in the measurement of Ascaris lumbricoides infection intensity by Kato-Katz and qPCR

scientific article

Spatial distribution and risk factors of Schistosoma haematobium and hookworm infections among schoolchildren in Kwale, Kenya

scientific article

Species-Specific Serological Detection for Schistosomiasis by Serine Protease Inhibitor (SERPIN) in Multiplex Assay

scientific article published on 20 August 2015

Sustained reduction in prevalence of lymphatic filariasis infection in spite of missed rounds of mass drug administration in an area under mosquito nets for malaria control

scientific article

Tetanus Immunity Gaps in Children 5-14 Years and Men ≥ 15 Years of Age Revealed by Integrated Disease Serosurveillance in Kenya, Tanzania, and Mozambique

scientific article published on 5 December 2016

The WASH Benefits and SHINE Trials. Interpretation of Findings on Linear Growth and Diarrhoea and Implications for Policy: Perspective of the Investigative Teams (P10-136-19)

scientific article published on 13 June 2019

The WASH Benefits and SHINE trials: interpretation of WASH intervention effects on linear growth and diarrhoea

scientific article published on 01 August 2019

The role of personal opinions and experiences in compliance with mass drug administration for lymphatic filariasis elimination in Kenya

scientific article

Understanding Heterogeneity in the Impact of National Neglected Tropical Disease Control Programmes: Evidence from School-Based Deworming in Kenya

scientific article published on 30 September 2015

Understanding the relationship between prevalence of microfilariae and antigenaemia using a model of lymphatic filariasis infection

scientific article published on February 2016

Understanding the relationship between prevalence of microfilariae and antigenaemia using a model of lymphatic filariasis infection

scientific article published on May 2016

Unprogrammed deworming in the Kibera slum, Nairobi: implications for control of soil-transmitted helminthiases

scientific article

Urban informal settlements as hotspots of antimicrobial resistance and the need to curb environmental transmission

scientific article published on 25 May 2020

Use of rapid diagnostic tests in malaria school surveys in Kenya: does their under-performance matter for planning malaria control?

scientific article

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