Browsing Human Health by Title

Now showing items 1-20 of 228

Abandoning small-scale fish farming in western Kenya leads to higher malaria vector abundance

Annabel, F.V. Howard; Francois, X. Omlin (2008)

Fishponds become abandoned due to lack of access to both young fish and technical support and faster economic returns from other activities.Certain conditions found in abandoned fishponds, such as absence of fish and ...
Abundance of immature Anopheles and culicines (Diptera: Culicidae) in different water body types in the urban environment of Malindi, Kenya

Daniel, E. Impoinvil; Joseph, Keating; Charles, M. Mbogo,; Matthew, D. Potts; Rinku, Roy Chowdhury; John, C. Beier (Society for Vector Ecology, 2008)

In this study we 1) describe the abundance of Anopheles and culicine immatures in different water body types in urban Malindi, Kenya, 2) compare Anopheles immature density in relation to culicine immature density, and 3) ...
Advances in insects for food and feed

J, P Egonyu; John, Kinyuru; Forkwa, Fombong; Jeremiah, Ng’ang’a; Yusuf, Abdullahi Ahmed; Saliou, Niassy (International Journal of Tropical Insect Science, 2021)

This Special Issue presents the outcomes from the 23rd African Association of Insect Scientists' Conference held in Cote D’Ivoire, in connection with similar initiatives within and outside Africa. Over 65 scientific papers ...
Afrotropical sand fly-host plant relationships in a leishmaniasis endemic area, Kenya

Iman, B Hassaballa; Catherine, L Sole; Xavier, Cheseto; Baldwyn, Torto; David, P Tchouassi (PLOS Neglected Tropical Disease, 2021)

The bioecology of phlebotomine sand flies is intimately linked to the utilization of environmental resources including plant feeding. However, plant feeding behavior of sand flies remains largely understudied for Afrotropical ...
Ample glycosylation in membrane and cell envelope proteins may explain the phenotypic diversity and virulence in the Mycobacterium tuberculosis complex

Birhanu, A.G.; Yimer, S.A.; Kalayou, S.; Riaz, T.; Zegeye, E.D; Holm-Hansen, C.; Norheim, G.; Aseffa, A.; Abebe, M.; Tanjum, T. (Nature, 2019)

Multiple regulatory mechanisms including post-translational modifcations (PTMs) confer complexity to the simpler genomes and proteomes of Mycobacterium tuberculosis (Mtb). PTMs such as glycosylation play a signifcant role ...
Anopheles arabiensis oviposition site selection in response to habitat persistence and associated physicochemical parameters, bacteria and volatile profiles

Eneh, L.K; Fillinger, U; OKuttuva, Rajarao G; Lindh, J; Borgkarlson, A.K (Medical and Veterinary Entomology, 2019)

A better understanding of the oviposition behaviour of malaria vectors might facilitate the development of new vector control tools. However, the factors that guide the aquatic habitat selection of gravid females are ...
Anopheles arabiensis oviposition site selection in response to habitat persistence and associated physicochemical parameters, bacteria and volatile profiles.

Eneh, L.; Fillinger, U.; Borg-Karlsson, A. K.; Kuttuva-Rajarao, G.; Lindh, J. (Medical and Veterinary Entomology, 2019)

A better understanding of the oviposition behaviour of malaria vectors might facilitate development of new vector control tools. However, factors that guide aquatic habitat selection of gravid females is poorly understood. This ...
Anopheles gambiae Exploits the Treehole Ecosystem in Western Kenya: A New Urban Malaria Risk?

Omlin, Francois X; Carlson, John C; Ogbunugafor, C. Brandon; Hassanali, Ahmed (The American Society of Tropical Medicine and Hygiene, 2007)

At six sites in western Kenya, we explored the presence of Anopheles immature stages in treeholes. An. gambiae larvae were found in 19 species, 13 of which are exotic. The most common exotic species were Delonix regia, ...
Anopheles larval abundance and diversity in three rice agro-village complexes Mwea irrigation scheme, central Kenya

Mwangangi, M.Joseph; Shililu, Josephat; Muturi, J., Ephantus; Muriu, Simon; Benjamin, Jacob; Kabiru, W.Ephantus; Mbogo, M.Charles; Githure, John; Novak, J.Robert (BioMed Central, 2010)

Background: The diversity and abundance of Anopheles larvae has significant influence on the resulting adult mosquito population and hence the dynamics of malaria transmission. Studies were conducted to examine larval ...
Anopheles rufipes implicated in malaria transmission both indoors and outdoors alongside Anopheles funestus and Anopheles arabiensis in rural south-east Zambia

Kochelani, Saili; Christiaan, de Jager; Onyango, P. Sangoro; Theresia, E. Nkya; Freddie, Masaninga; Mwansa, Mwenya; Andy, Sinyolo; Busiku, Hamainza; Ulrike, Fillinger; Clifford, M. Mutero (Malaria Journal, 2023)

The primary malaria vector-control interventions, indoor residual spraying and long-lasting insecticidal nets, are effective against indoor biting and resting mosquito species. Consequently, outdoor biting and resting ...
Anti-predator Crèches and Aggregations of Ant-mimicking Jumping Spiders (Araneae: Salticidae)

Nelson, Ximena J.; Jackson, Robert R. (The Linnean Society of London, 2008)

Myrmarachne assimilis, an ant-like jumping spider (Araneae, Salticidae) from the Philippines and a Batesian mimic of Oecophylla smaragdina, the Asian weaver ant, aggregates on leaves in the company of its model. All stages ...
Antimosquito and Antimicrobial Clerodanoids and a Chlorobenzenoid from Tessmannia species

Kihampa, Charles; Nkunya, Mayunga H.H.; Cosam, C. Joseph; Magesa, Stephen M.; Hassanali, Ahmed; Heydenreich, Matthias (Natural Product Communications, 2010)

In our previous paper [1] we reported the isolation,structural determination, insect repellency and antimicrobial activity of nor-halimanoid diterpenes and some other compounds from Tessmannia densiflora.In continuation ...
Arboviruses and blood-meal sources in zoophilic mosquitoes at human-wildlife interfaces in Kenya.

Musa, A.A; Muturi, M.W.; Musyoki, A.M; Ouso, D.O.; Oundo, J.W; Makhulu, E.E; Wambua, L.; Villinger, J.; Jeneby, M.M (Vector-Borne and Zoonotic Diseases, 2020)

Background: Zoophilic mosquitoes play an important role in the transmission of arboviruses of medical importance at human-wildlife interfaces, yet arbovirus surveillance efforts have been focused mostly on anthropophilic ...
Are Individuals Willing to Pay for Community-Based Eco-Friendly Malaria Vector Control Strategies? A Case of Mosquito Larviciding Using Plant-Based Biopesticides in Kenya

Gracious, M. Diiro; Menale, Kassie; Beatrice, W. Muriithi; Nancy, G. Gathogo; Michael, Kidoido; Rose, Marubu; John, Bwire Ochola; Clifford, Maina Mutero (MDPI, 2020)

: This study was carried out to assess individuals’ willingness to pay (WTP) for UZIMAX,a novel plant-based biopesticide developed for malaria vector control. The biopesticide is estimated to kill up to 100% of Anopheles ...
Assessment of surveillance core and support functions regarding neglected tropical diseases in Kenya

Arthur, K. S. Ng’etich; Kuku, Voyi; Clifford, M. Mutero (BMC Public Health, 2021)

Background Effective surveillance and response systems are vital to achievement of disease control and elimination goals. Kenya adopted the revised guidelines of the integrated disease surveillance and response system in ...
The Association Between Distance to Water Pipes and Water Bodies Positive for Anopheline Mosquitoes (Diptera: Culicidae) in the Urban Community of Malindi, Kenya

Impoinvil, Daniel E; Keating, Joseph; Chowdhury, Rinku Roy; Duncan, Robert; Cardenas, Gabriel; Ahmad, Sajjad; Mbogo, Charles M.; Githure, John I; Beier, John C (Society for Vector Ecology, 2007)

The increasing risk of mosquito-borne diseases in African urban environments has been partly attributed to failed planning and resource underdevelopment. Though engineered systems may reduce mosquito proliferation, there ...
Association of Phlebotomus guggisbergi with L. major and L. tropica in a complex transmission setting for cutaneous leishmaniasis in Gilgil, Nakuru county, Kenya

Owino, B. O.; Matoke-Muhia, D.; Alraey, Y.; Mwangi, J. M.; Ingonga, J. M.; Ngumbi, P. M.; Casas-Sanchez, A.; Acosta-Serrano, A.; Masiga, D. K. (PLOS, 2019)

Phlebotomus (Larroussius) guggisbergi is among the confirmed vectors for cutaneous leishmaniasis (CL) transmission in Kenya. This scarring and stigmatizing form of leishmaniasis accounts for over one million annual cases ...
The Attentive Spider: Search-Image Use by a Mosquito-Eating Predator

Fiona, R. Cross; Robert, R. Jackson (School of Biological Sciences, University of Canterbury, Christchurch, New Zealand, 2010)

Evarcha culicivora, a jumping spider from East Africa, feeds indirectly on vertebrate blood by choosing blood-carrying female mosquitoes as prey.It also has an unusually complex mate-choice system. Here, we show that both ...
Attraction of Anopheles gambiae to odour baits augmented with heat and moisture

Olanga, Evelyn A; Okal, Michael N; Mbadi, Phoebe A; Kokwaro, Elizabeth D; Mukabana, Wolfgang R (BioMed Central, 2010)

Background: The search for a standard human surrogate in the form of a synthetic mosquito attractant has been the goal of many laboratories around the world. Besides alleviating the occupational risk subjected to ...
Attraction of the Mosquitoes Aedes aegypti and Aedes albopictus (Diptera: Culicidae) to a 3-Part Phytochemical Blend in a Mesocosm

Robert, P. Hutcheson; Babak, Ebrahimi; Basilio, N. Njiru; Woodbridge, A. Foster; William, Jany (Journal of Medical Entomology, 2022)

Aedes aegypti (L.) and Aedes albopictus (Skuse) mosquitoes of both sexes were attracted to a 3-part volatile synthetic phytochemical blend but differed according to their component ratios, 7:3:2 or 1:1:1, and their initial ...

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