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

Table 2

Biofilms (OD 600_nm) formed by Mycobacterium bovis strains after 3 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	1.118^bD	1.145^aC	1.112^cD
	MBV1	1.238^cB	1.477^aAB	1.339^bB
10% OADC and 5% liver extract	BCG	1.150^bC	1.481^aAB	0.593^cE
	MBV1	1.019^cF	1.500^aA	1.439^bA
10% OADC	BCG	1.048^bE	1.464^aAB	0.409^cF
	MBV1	1.338^bA	1.475^aAB	1.317^bC

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).