It has been assumed that bacteria adapt to nutrient limitation by adjusting the number of ribosomes, no matter what they are being starved for. Instead, two recent studies show that Escherichia coli uses different approaches depending on whether its growth is limited by the availability of carbon, nitrogen or phosphate.
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The authors declare no competing interests.
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Potrykus, K., Cashel, M. Growth at best and worst of times. Nat Microbiol 3, 862–863 (2018). https://doi.org/10.1038/s41564-018-0207-6