Transformasomes: Specialized membranous structures thatprotect DNAduring Haemophilus transformation

followedbytwoextractions withphenol,twoextractions withn-butanol, andprecipitation with3vol ofethanol. DNAwas then nick-translated and used as donor inouruptake assay.Donor DNAUptake Assay. Nick-translated pCML6DNAwasaddedtocompetentcells in MIVmedia(10ngofDNAper109 cells or 0.65 molecules per cell), and the mixture