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Maize samples were collected during a survey in three agro-ecological zones in Nigeria to determine the distribution and aflatoxin-producing potential of members of Aspergillus section Flavi. The three agro-ecological zones were, Derived Savannah (DS) and Southern Guinea Savannah (SGS) in the hum...


Atehnkeng, J.Ojiambo, P.Donner, M.Ikotun, T.Sikora, R.A.Cotty, P.Bandyopadhyay, Ranajit[Distribution and toxigenicity of Aspergillus species isolated from maize kernels from three agroecological zones in Nigeria]Distribution and toxigenicity of Aspergillus species isolated from maize kernels from three agroecological zones in Nigeria

In sub-Saharan Africa (SSA), diverse fungi belonging to Aspergillus section Flavi frequently contaminate staple crops with aflatoxins. Aflatoxins negatively impact health, income, trade, food security, and development sectors. Aspergillus flavus is the most common causal agent of contamination. H...


Bandyopadhyay, R.Atehnkeng, J.Ortega-Beltran, A.Akande, A.Falade, T.D.O.Cotty, P.["Ground-truthing" efficacy of biological control for aflatoxin mitigation in farmers' fields in Nigeria: from field trials to commercial usage, a 10-year study]"Ground-truthing" efficacy of biological control for aflatoxin mitigation in farmers' fields in Nigeria: from field trials to commercial usage, a 10-year study

Interactions between pathogenic and nonpathogenic fungal species in the tree canopy are complex and can determine if disease will manifest in the plant and in other organisms such as honey bees. Seasonal dynamics of fungi were studied in an almond orchard in California where experimental release ...


Ortega-Beltran, A.Moral, J.Puckett, R.D.Morgan, D.P.Cotty, P.Michailides, T.[Fungal communities associated with almond throughout crop development: implications for aflatoxin biocontrol management in California]Fungal communities associated with almond throughout crop development: implications for aflatoxin biocontrol management in California

To identify predominant isolates for potential use as biocontrol agents, Aspergillus flavus isolates collected from soils of almond, pistachio and fig orchard in the Central Valley of California were tested for their membership to 16 atoxigenic vegetative compatibility groups (VCGs), including YV...


Picot, A.Doster, M.Islam, M.Callicott, K.Ortega-Beltran, A.Cotty, P.Michailides, T.[Distribution and incidence of atoxigenic Aspergillus flavus VCG in tree crop orchards in California: a strategy for identifying potential antagonists, the example of almonds]Distribution and incidence of atoxigenic Aspergillus flavus VCG in tree crop orchards in California: a strategy for identifying potential antagonists, the example of almonds

Crops frequently contaminated by aflatoxins are important sources of revenue and daily nourishment in manyportions of sub-Saharan Africa. In recent years, reports have associated aflatoxinswith diminished human healthand export opportunities in many African Nations. Aflatoxins are highly carcinog...


Probst, C.Bandyopadhyay, RanajitCotty, P.[Diversity of aflatoxinproducing fungi and their impact on food safety in subSaharan Africa]Diversity of aflatoxinproducing fungi and their impact on food safety in subSaharan Africa

Maize infected by aflatoxin-producing Aspergillus flavus may become contaminated with aflatoxins, and as a result, threaten human health, food security and farmers’ income in developing countries where maize is a staple. Environmental distribution and genetic diversity of A. flavus can influence ...


Atehnkeng, J.Donner, M.Ojiambo, P.S.Ikotun, B.Augusto, J.Cotty, P.Bandyopadhyay, Ranajit[Environmental distribution and genetic diversity of vegetative compatibility groups determine biocontrol strategies to mitigate aflatoxin contamination of maize by Aspergillus flavus]Environmental distribution and genetic diversity of vegetative compatibility groups determine biocontrol strategies to mitigate aflatoxin contamination of maize by Aspergillus flavus

Aspergillus flavus has two morphotypes, the S strain and the L strain, that differ in aflatoxin-producing ability and other characteristics. Fungal communities on maize dominated by the S strain of A. flavus have repeatedly been associated with acute aflatoxin poisonings in Kenya, where managemen...


Probst, C.Bandyopadhyay, RanajitPrice, L.E.Cotty, P.[Identification of atoxigenic Aspergillus flavus isolates to reduce aflatoxin contamination of maize in Kenya]Identification of atoxigenic Aspergillus flavus isolates to reduce aflatoxin contamination of maize in Kenya

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