@article{mbs:/content/journal/micro/10.1099/00221287-5-4-781, author = "Devi, P. and Pontecorvo, G. and Higginbottom, C.", title = "Mutations Affecting the Nutritional Requirements of Aerobacter aerogenes Induced by Irradiation of Dried Cells", journal= "Microbiology", year = "1951", volume = "5", number = "4", pages = "781-787", doi = "https://doi.org/10.1099/00221287-5-4-781", url = "https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-5-4-781", publisher = "Microbiology Society", issn = "1465-2080", type = "Journal Article", abstract = "SUMMARY: By irradiating with X-rays Acrobacter aerogenes (AlOC) in the dry state, mutants have been obtained differing from the parent strain in specific growth-factor requirements. About half of the mutants differ from the parent, not in having an absolute requirement for a nutrilite, but in having a longer lag-phase without it.", }