US moves to sell gene-edited mushrooms fuel doubts over British ban on GM imports

Approval for modified crops in America adds to confusion in UK on new-tech foodstuffs

American regulators have allowed the cultivation and sale of two crops modified with the gene-editing technique known as Crispr. The crops - a white button mushroom and a form of corn - are the first Crispr plants to be permitted for commercial use in the US.

The move is a boost for new technology in the creation of foodstuffs, but is expected to worsen the considerable confusion in Britain over the use of gene-editing in agriculture and the importing of crops created using such technology.

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