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An acidic link

Obese people are at higher risk of multiple types of cancer, but why? One explanation could be that obesity enhances the production of pro-inflammatory, and carcinogenic, bile acids by gut microorganisms. See Letter p.97

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Figure 1: How obesity increases cancer risk.


  1. *This article and the paper under discussion4 were published online on 26 June 2013.


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Correspondence to Peter. J. Turnbaugh.

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Devkota, S., Turnbaugh, P. An acidic link. Nature 499, 37–38 (2013).

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