Tumours increase their consumption of the amino acid tryptophan to evade immune control. But how does this work? A study shows that the main product of this consumption binds to a receptor involved in the immune system. See Article p.197
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Prendergast, G. Why tumours eat tryptophan. Nature 478, 192–194 (2011). https://doi.org/10.1038/478192a
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DOI: https://doi.org/10.1038/478192a
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