The distribution and aflatoxigenicity of Aspergillus section Flavi isolates in 58 commercial poultry feed samplesobtained from 17 states in five agro-ecological zones (AEZs) in Nigeria were determined in order to assess thesafety of the feedswith respect to aflatoxin-producing fungi. Correlation ...
Ezekiel, C.N.
,
Atehnkeng, J.
,
Odebode, A.C.
,
Bandyopadhyay, Ranajit
,
[Distribution of aflatoxigenic Aspergillus section Flavi in commercial poultry feed in Nigeria]
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Distribution of aflatoxigenic Aspergillus section Flavi in commercial poultry feed in Nigeria
Increasing knowledge of the deleterious health and economic impacts of aflatoxin in crop commodities has stimulated global interest in aflatoxin mitigation. Current evidence of the incidence of Aspergillus flavus isolates belonging to vegetative compatibility groups (VCGs) lacking the ability to ...
Agbetiameh, D.
,
Ortega-Beltran, A.
,
Awuah, R.T.
,
Atehnkeng, J.
,
Islam, M.S.
,
Callicott, K.A.
,
Cotty, P.J.
,
Bandyopadhyay, R.
,
[Potential of atoxigenic Aspergillus flavus vegetative compatibility groups associated with maize and groundnut in Ghana as biocontrol agents for aflatoxin management]
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Potential of atoxigenic Aspergillus flavus vegetative compatibility groups associated with maize and groundnut in Ghana as biocontrol agents for aflatoxin management
In Nigeria, Aflasafe is a registered biological product for reducing aflatoxin infestation of crops from the field to storage, making the crops safer for consumption. The important questions are whether farmers will purchase and apply this product to reduce aflatoxin contamination of crops, and i...
Ayedun, B.
,
Okpachu, G.
,
Manyong, Victor M.
,
Atehnkeng, J.
,
Akinola, Adebayo A.
,
Abu, G.A.
,
Bandyopadhyay, Ranajit
,
Abdoulaye, Tahirou
,
[An assessment of willingness to pay by maize and groundnut farmers for aflatoxin biocontrol product in northern Nigeria]
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An assessment of willingness to pay by maize and groundnut farmers for aflatoxin biocontrol product in northern Nigeria
Aflatoxins are noxious secondary metabolites, of certain fungal species, found in food and feed. Contamination of a commodity with aflatoxins is associated with production and storage losses, and subsequently less food availability. Aflatoxins can also pose human health risks and represent a barr...
Udomkun, Patchimaporn
,
Mutegi, C.
,
Assfaw Wossen, Tesfamicheal
,
Atehnkeng, J.
,
Nabahungu, N.L.
,
Njukwe, E.
,
Vanlauwe, Bernard
,
Bandyopadhyay, Ranajit
,
[Occurrence of aflatoxin in agricultural produce from local markets in Burundi and Eastern Democratic Republic of Congo]
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Occurrence of aflatoxin in agricultural produce from local markets in Burundi and Eastern Democratic Republic of Congo
The aim of the study was to determine the geographical and seasonal variations in aflatoxin dietary exposure levels
in adults from Senegal. A total of 168 adults (50% male) were recruited from three districts: Nioro du Rip (n=90),
located in the Sudan Savannah agro-ecological zone where rainfall ...
Watson, S.
,
Diedhiou, P.M.
,
Atehnkeng, J.
,
Dem, A.
,
Bandyopadhyay, Ranajit
,
Srey, C.
,
Routledge, M.N.
,
Gong, Y.Y.
,
[Seasonal and geographical differences in aflatoxin exposures in Senegal]
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Seasonal and geographical differences in aflatoxin exposures in Senegal
ompetitive exclusion of aflatoxin producers by endemic atoxigenic strains of Aspergillus flavus is a proventool for aflatoxin management being adapted for use in Africa. Field efficacy of an experimental formulationconsisting of four native atoxigenic strains (La3303, La3304, La3279 and Ka16127) ...
Atehnkeng, J.
,
Ojiambo, P.
,
Cotty, P.
,
Bandyopadhyay, Ranajit
,
[Field efficacy of a mixture of atoxigenic Aspergillus flavus Link: Fr vegetative compatibility groups in preventing aflatoxin contamination in maize (Zea mays L.)]
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Field efficacy of a mixture of atoxigenic Aspergillus flavus Link: Fr vegetative compatibility groups in preventing aflatoxin contamination in maize (Zea mays L.)
A pilot, cross-sectional, correlational study was conducted in eight rural communities in northern Nigeria toinvestigate mycotoxin exposures in 120 volunteers (19 children, 20 adolescents and 81 adults) using a modernLC–MS/MS based multi-biomarker approach. Firstmorning urine samples were analyze...
Ezekiel, C.N.
,
Warth, B.
,
Ogara, I.M.
,
Abia, W.A.
,
Ezekiel, V.C.
,
Atehnkeng, J.
,
Sulyok, M.
,
Turner, P.
,
Tayo, G.
,
Krska, R.
,
Bandyopadhyay, Ranajit
,
[Mycotoxin exposure in rural residents in northern Nigeria: A pilot study using multiurinary biomarkers]
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Mycotoxin exposure in rural residents in northern Nigeria: A pilot study using multiurinary biomarkers
In warm agricultural areas across the globe, maize, groundnut, and other crops become frequently contaminated with aflatoxins produced primarily by the fungus Aspergillus flavus. Crop contamination with those highly toxic and carcinogenic compounds impacts both human and animal health, as well as...
Aikore, M.O.S.
,
Ortega-Beltran, A.
,
Eruvbetine, D.
,
Atehnkeng, J.
,
Falade, T.D.O.
,
Cotty, P.J.
,
Bandyopadhyay, R.
,
[Performance of broilers fed with maize colonized by either toxigenic or atoxigenic strains of Aspergillus flavus with and without an aflatoxin-sequestering agent]
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Performance of broilers fed with maize colonized by either toxigenic or atoxigenic strains of Aspergillus flavus with and without an aflatoxin-sequestering agent
Anthracnose, caused by Colletotrichum gloeosporioides, is one of the major constraints limiting water yam (Dioscorea alata) production in the tropics. In this region, yam anthracnose control is mostly achieved by the deployment of moderately resistant yam genotypes. Therefore, screening for new s...
Nwadili, C.O.
,
Augusto, J.
,
Bhattacharjee, R.
,
Atehnkeng, J.
,
López Montes, A.
,
Onyeka, T.J.
,
Kumar, P.L.
,
Asiedu, Robert
,
Bandyopadhyay, Ranajit
,
[Comparative reliability of screening parameters for anthracnose resistance in water yam (Dioscorea alata)]
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Comparative reliability of screening parameters for anthracnose resistance in water yam (Dioscorea alata)
Agbetiameh, D.
,
Ortega-Beltran, A.
,
Awuah, R.T.
,
Elzein, A.
,
Atehnkeng, J.
,
Cotty, P.J.
,
Bandyopadhyay, Ranajit
,
[Biological control of aflatoxins in maize and groundnut through use of aflasafe products developed for Ghana]
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Biological control of aflatoxins in maize and groundnut through use of aflasafe products developed for Ghana