@article{mbs:/content/journal/micro/10.1099/00221287-124-1-225, author = "Beacham, I.R. and Garrett, S.", title = "Transfer of RP4:: Mu to Salmonella typhimurium", journal= "Microbiology", year = "1981", volume = "124", number = "1", pages = "225-228", doi = "https://doi.org/10.1099/00221287-124-1-225", url = "https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-124-1-225", publisher = "Microbiology Society", issn = "1465-2080", type = "Journal Article", abstract = "Summary: Restriction-proficient strains of Salmonella typhimurium are shown to be ineffective as recipients of normal RP4:: Mucts62 due to the operation of two restriction systems (hsdSA and hsdLT) on the Mu moiety of this plasmid. Strains mutant in both these hsd loci are excellent recipients.", }