1. A redefinition of the mating phenomenon in bacteria;Achtman,1977
2. Adsorption of bacteriophages specific for Pseudomonas aeruginosa R factors RP1 and R1822;Bradley;Biochem. Biophys. Res. Commun.,1974
3. Characterization of pili determined by drug resistance plasmids R711b and R778b;Bradley;J. Gen. Microbiol.,1977
4. Bradley, D.E. 1978. W pili: characteristics and interaction with lipid phages specific for N, P-1, and W group plasmids, p. 339–353. In D.E. Bradley, E. Raizen, P. Fives-Taylor, J. Ou (ed.), Pili. International Conferences on Pili, Washington, D.C.
5. Absence of a pilus receptor for filamentous phage IKe;Brodt;Nature (London),1974