Biofilm Formation by Mycobacterium bovis: Influence of Surface Kind and Temperatures of Sanitizer Treatments on Biofilm Control

Table 1

Biofilms (OD 600_nm) formed by Mycobacterium bovis strains after 2 weeks of incubation in three different microbiological media at 37°C.

Base growth media (7H9 with 0.1% T80) and supplements	Mycobacterium bovis strains	Biofilm mass (𝐴600nm)  (n = 4)
		Stainless steel	Cement	Ceramic
5% liver extract	BCG	0.603^bF	0.623^aF	0.614^abE
	MBV1	0.667^cD	1.119^aB	0.862^Bb
10% OADC and 5% liver extract	BCG	0.984^bA	1.105^aC	0.852^cC
	MBV1	0.961^cB	1.128^aA	0.972^bA
10% OADC	BCG	0.616^bE	0.648^aE	0.617^bE
	MBV1	0.807^aC	0.809^aD	0.733^bD

OADC: a growth supplement containing oleic-acid, albumin, dextrose, and catalase.
Means in the same row not followed by the same lowercase letter are statistically significant (P < 0.05).
Means in the same column not followed by the same uppercase letter are statistically significant (P < 0.05).