Disinfectant-susceptibility of multi-drug-resistant Mycobacterium tuberculosis isolated in Japan

Table 1 M. tuberculosis strains used in this study

Strain	Place	Year	Multidrug resistance	Disinfectant
Strain	Place	Year	Multidrug resistance	ADEG	CG	PI	BK	OX	CS	EtOH	BK + EtOH
H37Rv	US	1934	Type strain	+	+	+	+	+	+	+	+
2A-3-6	Japan	2002	–	–	–	–	–	+	+	–	–
2E-1-9	Japan	2002	–	+	+	+	+	+	+	–	–
2U-5-12	Japan	2002	–	–	–	+	–	+	+	–	–
2U-11-2	Japan	2002	–	+	+	+	+	+	+	+	–
2Z-1-3	Japan	2002	–	+	–	–	–	+	+	–	–
LV-15	Japan	2008	INH, RFP, SM, EB, LVFX	–	+	+	+	+	+	–	–
LV-36	Japan	2010	INH, RFP, SM	–	–	–	–	+	+	–	+
LV-79	Japan	2009	INH, RFP, SM, LVFX	+	+	+	+	+	+	+	+

INH, isoniazid; RFP, rifampicin; SM, streptomycin; EB, ethambutol; and LVFX, levofloxacin, ADEG alkyldiaminoethylglycine-HCl (0.2 % W/V); CG chlorhexidine gluconate (0.1 % W/V); PI, povidine iodine (10 mg/ml as active iodine); BK benzalkonium-HCl (0.1 % W/V); OX oxydol (3 % W/V); CS cresol soap (2 % V/V); EtOH ethanol (70 % V/V); and BK + EtOH benzalkonium-HCl (0.1 % W/V) + ethanol (70 % V/V)
+: the disinfectant inhibited growth of the bacteria (effective disinfectants)
−: the disinfectant did not inhibit growth of the bacteria (not effective)

ISSN: 2047-2994