7Brannigan JA,Tirodimos IA,Zhang QY,et al. Insertion of an extra amino acid is the main cause of the low affinity of penicillin-binding protein 2 in penicillin-resistant strains of Neisseria gonorrhoeae[ J]. Mol Microbiol, 1990,4 (6) :913 -919.
8Aminov RI,Garrigues-Jeangean N,Mackie RI. Molecular ecology of tetracycline resistance: development and validation of primers for detection of tetracycline resistance genes encoding ribosomal protection proteins [ J ]. Appl Environ Microbiol,2001,67(1) :22 -32.
6Tanaka M, Takahashi K, Saika T, et al. Development of fluoroquinolone resistance and mutations involving GyrA and ParC proteins among Neisseria Gonorrhoeae isolates in Japan [J]. J Urol,1998, 159(6) :2215-2219.
7Ng LK, Sawatzky P, Martin IE, et al. Characterization of ciprofloxacin resistance in Neisseria Gonorrhoeae isolates in Canada[J]. Sex Transm Dis, 2002, 29(12) :780-788.
8Tanaka M, Matsumoto T, Sakumoto M, et ad. Reduced clinical efficacy of pazufloxacin against gonorrhea due to high prevalence of quinolone-resistant isolates with the GyrA mutation. THe Pazufloxacin STD Group [J]. Antimicrob Agents Chemother, 1998,42(3):579-582.
9Chaudhry U, Ray K, Bala M, et al. Mutation patterns in gyrA and parC genes of ciprofloxacin resistant isolates of Neisseria Gonorrhoeae from India [J]. Sex Transm Infect, 2002, 78(6) :440-444.
10Su X, Lind I. Molecular basis of high-level ciprofloxacin resistance in Neisseria Gonorrhoeae strains isolated in Denmark from 1995 to 1998 [J]. Antimicrob Agents Chemother, 2001, 45(1) :117-123.