Alfred O. Ochieng

ORCID: 0000-0003-4986-0741
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About
Contact & Profiles
Research Areas
  • Viral Infections and Vectors
  • Malaria Research and Control
  • Mosquito-borne diseases and control
  • SARS-CoV-2 and COVID-19 Research
  • Vector-Borne Animal Diseases
  • Plant Parasitism and Resistance
  • COVID-19 Clinical Research Studies
  • Zoonotic diseases and public health
  • Ecology and Vegetation Dynamics Studies
  • Plant and animal studies
  • COVID-19 epidemiological studies
  • Energy and Environment Impacts
  • SARS-CoV-2 detection and testing
  • Insect Utilization and Effects
  • Parasites and Host Interactions
  • Fire effects on ecosystems
  • COVID-19 diagnosis using AI
  • Viral Infections and Outbreaks Research
  • Animal and Plant Science Education
  • Species Distribution and Climate Change
  • Insect and Arachnid Ecology and Behavior
  • Public Health Policies and Education

Jaramogi Oginga Odinga University of Science and Technology
2016-2025

University of Nairobi
2008-2022

International Centre of Insect Physiology and Ecology
2008

Malaria transmission in arid and semi-arid regions of Kenya such as Baringo County, is seasonal often influenced by climatic factors. Unravelling the relationship between climate variables malaria dynamics therefore instrumental developing effective control strategies. The main aim this study was to describe effects variability rainfall, maximum temperature vegetation indices on trends selected health facilities within Kenya. Climate sourced from International Research Institute...

10.1186/s12936-017-1848-2 article EN cc-by Malaria Journal 2017-05-25

Abstract Background Livestock keeping is one of the potential factors related to malaria transmission. To date, impact livestock on transmission remains inconclusive, as some studies suggest a zooprophylactic effect while others indicate zoopotentiation effect. This study assessed management risks in rural Tanzania. Additionally, explored knowledge and perceptions residents about relationships between selected village. Methods In longitudinal entomological Minepa village, South Eastern...

10.1186/s12936-024-05039-1 article EN cc-by Malaria Journal 2024-07-17

Edible insects are a highly sustainable and nutritional food source despite their low consumption in many communities. This study evaluated consumer attitudes perceptions on of edible western Kenya. Eight focus group discussions (FGDs) were conducted four rural urban markets Kisumu Vihiga counties. The FGDs audio-recorded, transcribed, analyzed using thematic content analysis. A total 59 respondents consisting 27 male 32 females participated the FGDs. results showed higher acceptability...

10.1371/journal.pone.0318711 article EN cc-by PLoS ONE 2025-02-25

BackgroundRift Valley fever (RVF) is a vector-borne zoonotic disease that has an impact on human health and animal productivity. Here, we explore the use of vector presence modelling to predict distribution RVF species under climate change scenario demonstrate potential for geographic spread Rift virus (RVFV).ObjectivesTo evaluate effect in Baringo County, Kenya, with aim developing risk map spatial prediction outbreaks.MethodologyThe study used data ecological niche (MaxEnt) algorithm...

10.3402/iee.v6.32322 article EN cc-by-nc Infection Ecology & Epidemiology 2016-01-01

The population's antibody response is a key factor in comprehending SARS-CoV-2 epidemiology. This especially important African settings where COVID-19 impact, and vaccination rates are relatively low. study aimed at characterizing the Immunoglobulin G (IgG) M (IgM) both asymptomatic symptomatic individuals Kisumu Siaya counties western Kenya using enzyme linked immunosorbent assays. IgG IgM overall seroprevalence 98 between December 2021-March 2022 was 76.5% (95% CI = 66.9-84.5) 29.6%...

10.1371/journal.pone.0272751 article EN cc-by PLoS ONE 2022-12-22

<title>Abstract</title> Background Livestock keeping is one of the potential factors related to malaria transmission. To date, impact livestock on transmission remains inconclusive, as some studies suggest a zooprophylactic effect while others indicate zoopotentiation effect. This study assessed management risks in rural Tanzania. Additionally, explored knowledge and perceptions residents about relationships between selected village. Methods In longitudinal entomological Minepa village,...

10.21203/rs.3.rs-3920538/v1 preprint EN cc-by Research Square (Research Square) 2024-02-06

<title>Abstract</title> <bold>Background:</bold> Rift Valley Fever (RVF) is a climate-sensitive mosquito-borne zoonotic disease with the potential to cause major economic losses due its high mortality rate in domestic animals including cattle, sheep, goats, and camels. Disease outbreaks are closely associated climate-driven ecosystem changes that modify interfaces between animals, humans, ecosystem. This study evaluated Baringo County, an administrative county of Kenya, determine...

10.21203/rs.3.rs-4350683/v1 preprint EN cc-by Research Square (Research Square) 2024-05-09

Vector populations fluctuate on a seasonal basis annually. Knowledge abundance and distribution of vector species at the local level would improve control programmes contribute to malaria prevention. Despite this, information fluctuations in Baringo County is scarce. This study examined Baringo. The area was stratified into four ecological zones namely; lowland, riverine, midland highland. Monthly collection outdoor indoor mosquitoes conducted between June 2015 May 2016 using CDC light traps...

10.5376/jmr.2017.07.0021 article EN cc-by Journal of Mosquito Research 2017-01-01

Coronavirus is a disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) which emerged as global pandemic in 2019 from Wuhan, China. Since its emergence, it has immense suffering to human life, 6.27 million lives have been lost, movement curtailed and social dynamics disrupted. The golden standard for getting samples SARS-CoV-2 detection through oral- nasopharyngeal swab, this method of sample collection invasive uncomfortable, thus stigmatized the general population,...

10.20944/preprints202209.0439.v1 preprint EN 2022-09-28

Rift Valley Fever and malaria are zoonotic human diseases respectively that pose major production health challenges to pastoralists. This study aimed determine the spatiotemporal distribution of mosquito vectors these two in Baringo County, Kenya. A longitudinal design was used collect mosquitoes from twenty four sites. Rainfall seasonality determined using rainfall data WorldClim database. Negative binomial zero-inflated negative regression models were effect ecogeographical conditions on...

10.22271/23487941.2022.v9.i1a.578 article EN International Journal of Mosquito Research 2022-01-01

Abstract Background The population’s antibody response is a key factor in comprehending SARS-CoV-2 epidemiology. This especially important African settings where COVID-19 impact, and vaccination rates are relatively low. study aimed at characterizing the Immunoglobulin G (IgG) M (IgM) both asymptomatic symptomatic individuals Kisumu Siaya counties Western Kenya using enzyme linked immunosorbent assays. Results IgG IgM overall seroprevalence 98 western between December 2021-March 2022 was...

10.1101/2022.07.27.22278095 preprint EN cc-by medRxiv (Cold Spring Harbor Laboratory) 2022-07-29
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