Molds that contaminate dry foods, especially ground nuts and maize cause significant postharvest losses in the developing world.  Mold contamination results in poor flavor, loss of dry matter, and most importantly, is a health hazard.  Aflatoxin, produced by several fungi, contaminates up to one quarter of the world’s food crops and is a particular problem in sub-Saharan Africa and Asia. It causes acute poisoning, liver cancer and is associated with stunting and suppression of the immune system.  It is estimated to cause about 100,000 cases of liver cancer per year and a world-wide loss of 1-2 million daily adjusted life years per year.

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