The following article for this Special Issue was published in an earlier Issue. J. E. V. Bucheli, Y. Lee, B. Kim, N. F. Azevedo, A. S. Azevedo, S. D. Todorov, Y. Ji, H. Kang, W. H. Holzapfel, (2025). Use of FISH-FLOW as a Method for the Identification and Quantification of Bacterial Populations. Molecular Nutrition & Food Research, 69, e202400494. https://doi.org/10.1002/mnfr.202400494.https://onlinelibrary.wiley.com/doi/10.1002/mnfr.202400494