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Is modern wheat bad for health?

Prolonged and intensive breeding of wheat has produced varieties that would be unrecognizable to our ancestors. Such artificial selection can risk prioritizing traits of value to producers over those of importance to consumers. So is there evidence that crop improvement has left modern wheat nutritionally impoverished?

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Figure 1: Increased interest in the impact of wheat on health over the past two decades shown by internet search hits.
Figure 2: The relationship between the percentage of amylose in starch and the release date in 150 wheat cultivars and lines.
Figure 3: Changes in height and the contents of protein and minerals in the grain in wheat grown commercially in the UK over the past 200 years.

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Acknowledgements

The authors are grateful to CGIAR and the CGIAR WHEAT programme for financial support to prepare a review (Project No. A403 1.09.47) on which parts of this article are based. Rothamsted Research receives strategic funding from the Biotechnological and Biological Sciences Research Council (BBSRC) of the UK. We are grateful to M. Rakszegi (Agricultural Institute, Centre for Agricultural Research, Martonvásár, Hungary) and D. Boros (Institute of Plant Breeding and Acclimatization, Radzikow, Poland) for providing the data for Fig. 2 and S. Hey (Rothamsted Research) for preparing the figure.

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T.K.P. and A.L. carried out the analyses of samples and data. All authors wrote the paper.

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Correspondence to Peter R. Shewry.

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Shewry, P., Pellny, T. & Lovegrove, A. Is modern wheat bad for health?. Nature Plants 2, 16097 (2016). https://doi.org/10.1038/nplants.2016.97

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