1. Pedigrees of some mutant strains of E. coli K12;Bachmann;Bacteriological Reviews,1972
2. DNA Sequence from the histidine operon control region: seven histidine codons in a row;Barnes,1978
3. Translocation and illegitimate recombination by the tetracycline-resistance element Tn10;Botstein,1977
4. Some general questions about moveable elements and their implications;Campbell,1980
5. Regulation of repressor expression in λ;Eisen,1970