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Counting copy number and calories

Copy number variation (CNV) at several genomic loci has been associated with different human traits and diseases, but in many cases the findings could not be replicated. A new study provides insights into the degree of variation present at the amylase locus and calls into question a previous association between amylase copy number and body mass index.

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Figure 1: Amylase locus variation.


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Correspondence to Stefan White.

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White, S. Counting copy number and calories. Nat Genet 47, 852–853 (2015).

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