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Hell, K.Mutegi, C.[Aflatoxin control and prevention strategies in key crops of Sub-Saharan Africa.]Aflatoxin control and prevention strategies in key crops of Sub-Saharan Africa.

Fusarium head blight (FHB) is an important disease of small grain cereals. This study assessed the incidence and severity of FHB of wheat at hard dough stage, and levels of deoxynivalenol and T2-toxin at harvest by direct competitive enzyme linked immuno-sorbent assay. Wheat ears were randomly sa...


Wagacha, J.M.Njeru, N.K.Okumu, O.O.Muthomi, J.W.Mutegi, C.K.[Occurrence of Fusarium head blight of wheat and associated mycotoxins in Narok and Nakuru Counties, Kenya]Occurrence of Fusarium head blight of wheat and associated mycotoxins in Narok and Nakuru Counties, Kenya

In a previous study, raw cashew kernels were assayed for the fungal contamination focusing on strains belonging to the genus Aspergillus and on aflatoxins producers. These samples showed high contamination with Aspergillus section Nigri species and absence of aflatoxins. To investigate the divers...


Lamboni, Y.Nielsen, K.F.Linnemann, A.Gezgin, Y.Hell, K.Nout, R.M.Smid, E.J.Tamo, M.Boekel, M.A. vanHoof, J.B.Frisvad, J.C.[Diversity in secondary metabolites including mycotoxins from strains of aspergillus section nigri isolated from raw cashew nuts from Benin, West Africa]Diversity in secondary metabolites including mycotoxins from strains of aspergillus section nigri isolated from raw cashew nuts from Benin, West Africa

Aflatoxins are mainly produced by certain strains of Aspergillus flavus, which are found in diverse agricultural crops. In many lower-income countries, aflatoxins pose serious public health issues since the occurrence of these toxins can be considerably common and even extreme. Aflatoxins can neg...


Udomkun, PatchimapornWiredu, Alexander N.Nagle, MarcusMüller, JoachimVanlauwe, BernardBandyopadhyay, Ranajit[Innovative technologies to manage aflatoxins in foods and feeds and the profitability of application – a review]Innovative technologies to manage aflatoxins in foods and feeds and the profitability of application – a review

Fumonisin mycotoxins are commonly found on maize and pose a health risk to humans and domesticated animals. Visible sorting of grain has been suggested as a simple technique that can be used to reduce exposure to fumonisins. We collected maize samples in 2003 from different farms in the Kaduna st...


Afolabi, C.G.Bandyopadhyay, RanajitLeslie, John F.Ekpo, E.J.[Effect of sorting on incidence and occurrence of fumonisins and Fusarium verticillioides on maize from Nigeria]Effect of sorting on incidence and occurrence of fumonisins and Fusarium verticillioides on maize from Nigeria

The presence of fungi, aflatoxins and fumonisin B1 in cassava and yam chips (during 28 processing and storage) were evaluated during two consecutive seasons in two agroecological zones of Benin (Northern Guinea Savannah, NGS and Sudan Savannah, SS). The Benin samples were assessed for moisture co...


Gnonlonfin, G.J.B.Hell, K.Fandohan, P.Siame, A.B.[Mycoflora and natural occurrence of aflatoxins and fumonisin B1 in cassava and yam chips from Benin, West Africa]Mycoflora and natural occurrence of aflatoxins and fumonisin B1 in cassava and yam chips from Benin, West Africa

Mycotoxins are secondary metabolites of naturally occurring fungi often associated with the production and storage of certain grains. Humans have thus been exposed throughout history to mycotoxins inherent in many foods consumed as part of standard diets. The primary aim of this work was to evalu...


Hanlon, P.R.Bandyopadhyay, R.Brorby, G.P.[Evaluating the applicability of a risk-based approach (decision tree) to mycotoxins mitigation]Evaluating the applicability of a risk-based approach (decision tree) to mycotoxins mitigation

A total of 420 samples were collected from agrarian households. Whereas 51% (215/420) of the samples were contaminated with one or more toxins, the contamination rates for maize, peanut, and cassava products were 74, 62, and 24%, respectively. The fumonisins (20?5412 ?g/kg), aflatoxin B1 (6?645 ?...


Ediage, E.N.Hell, K.Saeger, S.[A comprehensive study to explore differences in mycotoxin patterns from agroecological regions through maize, peanut, and cassava products: a case study, Cameroon]A comprehensive study to explore differences in mycotoxin patterns from agroecological regions through maize, peanut, and cassava products: a case study, Cameroon

Traditional and improved varieties of maize, pearl millet and sorghum were planted by small-scale farmers under the direction of the International Institute for Tropical Agriculture in two Nigerian agro-ecological zones: the Sudan Savanna and the Northern Guinea Savanna. Samples were collected fo...


Vismer, H.Shephard, G.S.Rheeder, J.P.Westhuizen, L. van derBandyopadhyay, Ranajit[Relative severity of fumonisin contamination of cereal crops in West Africa]Relative severity of fumonisin contamination of cereal crops in West Africa

Aflatoxin is a potent mycotoxin that can cause cancer and death and is associated with stunted growth. Prevalence of aflatoxin is widespread in Africa negatively impacting health and trade. Aflasafe is a biological control product that can be applied to maize or groundnut fields to reduce aflatox...


Johnson, A.M.Fulton, J.R.Abdoulaye, TahirouAyedun, B.Widmar, N.J.O.Akande, A.Bandyopadhyay, RanajitManyong, Victor M.[Aflatoxin awareness and Aflasafe adoption potential of Nigerian smallholder maize farmers]Aflatoxin awareness and Aflasafe adoption potential of Nigerian smallholder maize farmers

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