Journal Articles: Recent submissions

Now showing items 121-140 of 228

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 ...
Short communication: Portia’s capacity to decide whether a detour is necessary.

Cross, F. R.; Jackson, R. R. (The Company of Biologists Ltd, 2019)

Proficiency at planning is known to be part of the exceptionally complex predatory repertoire of Portia, a genus of jumping spiders (Salticidae) that specialize in preying on other spiders. This includes proficiency at ...
Serological evidence of Flavivirus circulation in human populations in Northern Kenya: an assessment of disease risk 2016–2017

Chepkorir, E.; Tchouassi, D. P.; Konongoi, S. L.; Lutomiah, J.; Tigoi, C.; Irura, Z.; Eyase, F.; Venter, M.; Sang, R. (BMC, 2019)

Background: Yellow fever, Dengue, West Nile and Zika viruses are re-emerging mosquito-borne Flaviviruses of public health concern. However, the extent of human exposure to these viruses and associated disease burden in ...
Dim-light vision in jumping spiders (Araneae, Salticidae): identification of prey and rivals.

Cerveira, A. M.; Jackson, R. R.; Nelson, X. J. (The Company of Biologists Ltd, 2019)

Jumping spiders (family Salticidae) are known for their intricate vision-based behavior during encounters with prey and conspecific individuals. This is achieved using eyes specialized for discerning fine detail, but there ...
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 ...
Bio-efficacy and physical integrity of piperonylbutoxide coated combination net (PermaNet® 3.0) against pyrethroid resistant population of Anopheles gambiae sl and Culex quinquefasciatus mosquitoes in Ethiopia.

Birhanu, A.; Asale, A.; Yewhalaw, D. (BMC, 2019)

Background: PermaNet® 3.0 is a deltamethrin-treated combination long-lasting insecticidal net with the addition of synergist piperonylbutoxide (PBO) on its roof section. It is designed to overcome the challenge posed by ...
Competing risk events in antimalarial drug trials in uncomplicated Plasmodium falciparum malaria: a WorldWide Antimalarial Resistance Network individual participant data meta-analysis

WorldWide Antimalarial Resistance Network Methodology Study Group (BMC, 2019)

Background: Therapeutic efcacy studies in uncomplicated Plasmodium falciparum malaria are confounded by new infections, which constitute competing risk events since they can potentially preclude/pre-empt the detection of ...
Using sibship reconstructions to understand the relationship between larval habitat productivity and oviposition behaviour in Kenyan Anopheles arabiensis

Odero, J.; Fillinger, U.; Rippon, E. J.; Masiga, D. K.; Weetman, D. (BMC, 2019)

Background: Strategies for combatting residual malaria by targeting vectors outdoors are gaining importance as the limitations of primary indoor interventions are reached. Strategies to target ovipositing females or her ...
Removing constraints to sustainable food production: new ways to exploit secondary metabolism from companion planting and GM.

Pickett, J.A.; Midega, C.A.O.; Pittchar, J.; Khan, Z. R. (John Wiley & Sons Ltd, 2019)

The entire process of agricultural and horticultural food production is unsustainable as practiced by current highly intensive industrial systems. Energy consumption is particularly intensive for cultivation, and for ...
Nitrogen leaching losses and balances in conventional and organic farming systems in Kenya

Musyoka, M. W.; Adamtey, N.; Muriuki, A. W.; Bautze, D.; Karanja, E. N.; Fiaboe, K.K.M; Mucheru-Muna, M.; Cadisch, G. (Springer Nature, 2019)

Organic farming has been proposed as a solution to foster agricultural sustainability and mitigate the negative environmental impacts of conventional farming. This study assessed N losses and soil surface N balances in ...
Testing a pyriproxyfen auto-dissemination station attractive to gravid Anopheles gambiae sensu stricto for the development of a novel attract-release - and-kill strategy for malaria vector control

Mbare, O.; Lindsay, S. W.; Fillinger, U. (BMC, 2019)

Background: Larviciding is an effective supplementary tool for malaria vector control, but the identification and accessibility of aquatic habitats impedes application. Dissemination of the insect growth regulator, ...
Population genetics of Anopheles funestus, the African malaria vector, Kenya

Edwin, O. Ogola; Joel, O. Odero; Joseph, M. Mwangangi; Daniel, K. Masiga; David, P. Tchouassi (BMC, 2019)

Background: Anopheles funestus is among the major malaria vectors in Kenya and sub-Saharan Africa and has been recently implicated in persistent malaria ransmission. However, its ecology and genetic diversity remain poorly ...
A previously unreported potential malaria vector in a dry ecology of Kenya

Edwin, O. Ogola; Edith, Chepkorir; Rosemary, Sang; David P, Tchouassi (BMC, 2019)

Background: In Kenya, malaria remains a major public health menace equally affecting the semi-arid to arid ecologies. However, entomologic knowledge of malaria vectors in such areas remains poor.Methods: Morphologically-identified ...
Entomological assessment of dengue virus transmission risk in three urban areas of Kenya

Agha, S. B.; Tchouassi, D. P.; Turell, M. J.; Bastos, A. D. S.; Sang, R. (PLOS, 2019)

Urbanization is one of the major drivers of dengue epidemics globally. In Kenya, an intriguing pattern of urban dengue virus epidemics has been documented in which recurrent epidemics are reported from the coastal city of ...
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 ...
Bioactive constituents, in vitro radical scavenging and antibacterial activities of selected Apis mellifera honey from Kenya.

Mokaya, H. O.; Bargul, J. L.; Irungu, J. W.; H. Michael, G. Lattorff (John Wiley & Sons Ltd, 2019)

here is limited information about the relative composition and health beneﬁts of various honey consumed across Africa. This study aimed at estimating the bioactive constituents, in vitro radical scavenging and antibacterial ...
Community based integrated vector management for malaria control: lessons from three years’ experience (2016–2018) in Botor-Tolay district, southwestern Ethiopia

Asale, A.; Kussa, D.; Girma, M.; Mbogo, C.; Clifford, M. M. (BMC, 2019)

Background: Integrated vector management (IVM) remains a key strategy in the fight against vector-borne diseases including malaria. However, impacts of the strategy should be regularly monitored based on feedback obtained ...
Differential response to plant- and human-derived odorants in field surveillance of the dengue vector, Aedes aegypti.

Omondi, W. P.; Owino, E. A.; Odongo, D.; Mwangangi, J. M.; Torto, B.; Tchouassi, D. P. (Elsevier, 2019)

Linalool oxide (LO) and hexanoic acid (HA) represent plant- and human-derived odorants, respectively, previously found as attractants for the dengue vector Aedes aegypti. Here, we investigated if a blend of both compounds ...
Impact of vector control interventions on malaria transmission intensity, outdoor vector biting rates and Anopheles mosquito species composition in Tororo, Uganda

Musiime, A. K.; Smith, D. L.; Kilama, M.; Rek, J.; Arinaitwe, E.; Nankabirwa, J. I.; Kamya, M. R.; Conrad, M. D.; Dorsey, G.; Akol, A. M.; Staedke, S. G.; Lindsay, S. W.; Egonyu, J. P. (BMC, 2019)

Background: Long-lasting insecticidal nets (LLINs) and indoor residual spraying of insecticide (IRS) are widely recommended for the prevention of malaria in endemic regions. Data from human landing catches provide information ...
Influence of seeing a red face during the male– male encounters of mosquito-specialist spiders

Cross, F. R.; Jackson, R. R.; Taylor, L. A. (Springer, 2020)

Males of Evarcha culicivora, an East African jumping spider (Salticidae), have bright red faces. Here, we investigated how seeing a red face might influence a male’s behaviour during encounters with another male. We applied ...

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