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Table 2 Distribution of β-lactamase-encoding and tetM -encoding plasmids: Neisseria gonorrhoeae clinical isolates (n = 334)

From: Antimicrobial susceptibility of Neisseria gonorrhoeaeisolates from symptomatic men attending the Nanjing sexually transmitted diseases clinic (2011–2012): genetic characteristics of isolates with reduced sensitivity to ceftriaxone

Type of tetM -encoding plasmid

Type of β-lactamase producing plasmid

 

Asian/New Zealand

African/Nîmes

β-lactamase negative

Dutch

46

0

54

American

0

3

1

tetM negative

62

9

159