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A political row has erupted over a scientific paper by authors who claim to have found transgenic DNA from genetically modified (GM) maize in local varieties of the crop in Mexico.

Calls from environmental groups to halt the planting of transgenic crops in Mexico and elsewhere followed hot on the heels of the paper’s publication in Nature last November.

But some researchers have since raised questions over the study’s validity.

Link to full Nature article

Reference: Nature 415, 948 (2002)

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