In 2012 multinational giant DuPont plans to begin selling sorghum varieties containing a valuable gene taken from a sudan grass that was collected in 2006 in Bolivia.

The gene, branded as ‘Inzen A II’, makes sorghum plants tolerant to herbicides made by DuPont and other companies, and was acquired under exclusive license from Kansas State University (KSU)in the United States KSU has filed for patents in the US under the patent cooperation treaty. KSU, DuPont, and the two professors who claim to have ‘invented’ the Bolivian gene have all refused to explain how they acquired the Bolivian Seed.

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