I believe you can ask the E.coi genetic
stock center at Yale to send you the strain.
I believe the url is
Thomas Broschard <Thomas.Broschard at esbs.u-strasbg.fr> wrote:
>Does anyone have an E. coli K12 strain called KK2186. This strain is
>originally described in a paper in Gene (1984) 27: 183-191 and is also
>mentioned in Jeffrey Miller's Handbook (1992) 'A short course in
>bacterial genetics'. The strain is described as being genetically
>identical to strain JM103 except that it is nonlysogenic for
>bacteriophage P1. If somebody has this strain, please let me know at
>the following e.mail adress : janel at esbs1.u-strasbg.fr.>I thank you very much in advance.