Poon A P, Dhillon T S
Virology. 1987 Jun;158(2):431-4. doi: 10.1016/0042-6822(87)90215-7.
The attachment sites of 13 temperate coliphages were determined. Specialized transduction of proAB mutants was shown by eight isolates and of a his mutant by another two. Two isolates were concluded to integrate at atthtt and the integration site of one isolate remained undetermined.