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Acknowledgements:

We thank Jost Enninga for helpful discussions and Antonio Virgilio Failla for critical reading of the manuscript. The selected papers on SRM/SMT and their applications in bacteria that we mention and cite in this article do not claim to be complete. We apologize to all colleagues whose papers we have not cited here due to space limitations or because we simply did not discover them during our extensive literature searches.

Funding:

This study was supported by a grant from the Joachim Herz Foundation to Alexander Carsten and by the DFG-funded RTG 2771 Humans and Microbes. Acquisition of the MINFLUX microscope was made possible through funding from the European Regional Development Fund (ERDF) under the Operational Programme Hamburg ERDF 2014-2020, REACT-EU, awarded by the Hamburgische Investitions- und Förderbank (grant number 51164232).

Conflict of interest:

The authors declare no conflict of interest.