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Area of Science:

  • Agricultural Science
  • Food Safety
  • Mycotoxicology

Background:

  • Maize is a staple food and animal feed across Africa, with increasing cultivation.
  • Cereals, especially maize, are highly susceptible to fumonisin contamination.
  • Fumonisins are mycotoxins produced by Fusarium fungi, posing health risks.

Purpose of the Study:

  • To assess the prevalence and levels of fumonisin contamination in maize across different African regions.
  • To identify geographical areas with high fumonisin contamination in maize.
  • To inform food safety strategies and risk assessments related to fumonisin exposure.

Main Methods:

  • Analysis of fumonisin contamination in maize samples collected from various African countries.
  • Review of existing literature and reported fumonisin analysis data.
  • Geographical mapping of fumonisin contamination levels in African maize.

Main Results:

  • High levels of fumonisin contamination were reported in Algeria, Morocco, Burkina Faso, Cameroon, Ghana, Nigeria, the Democratic Republic of Congo, Ethiopia, Kenya, Tanzania, Uganda, Malawi, Namibia, South Africa, Zambia, and Zimbabwe.
  • Low levels of fumonisins were detected in Tunisia, Egypt, Togo, Rwanda, Botswana, and Mozambique.
  • Maize contamination varies significantly across different regions of Africa.

Conclusions:

  • Fumonisins are a significant contaminant of maize in many African countries, with high levels frequently detected.
  • Regional variations in fumonisin contamination highlight the need for targeted monitoring and control strategies.
  • The widespread contamination underscores the importance of addressing fumonisin risks in African food chains.