Table 1.

Micro-organisms, growth conditions and positive controls used for the agar well-diffusion test.

Microorganisms		Growth Conditions	Positive Controls
Gram+ bacteria	Staphylococcus aureus WDCM 00034	37 °C—24 h in MHA	Tetracycline 30 µg/disc
	Bacillus cereus WDCM 00001	30 °C—24 h in MHA	Penicillin G 10 UI/disc
	Enterococcus faecalis WDCM 00087	37 °C—24 h in MHA	Tetracycline 30 µg/disc
	Listeria monocytogenes WDCM 00021	37 °C—24 h in MHA	Tetracycline 30 µg/disc
	Clostridium perfringens WDCM 00007	37 °C—24–48 h under anaerobic conditions in MHAB	Penicillin G 10 UI/disc
	Clostridium botulinum ISS CNRB CL 14NT	37 °C per 24–48 h under anaerobic conditions in MHAB	Penicillin G 10 UI/disc
	Clostridioides difficile CDC 20120296	37 °C—24–48 h under anaerobic conditions in MHAB	Penicillin G 10 UI/disc
Gram− bacteria	Pseudomonas aeruginosa WDCM 00025	25 °C—24–48 h in MHA	Gentamycin 10 µg/disc
	Salmonella Enteritidis WDCM 00097	37 °C—24 h in MHA	Tetracycline 30 µg/disc
	Escherichia coli WDCM 00013	37 °C—24 h in MHA	Tetracycline 30 µg/disc
	Campylobacter jejuni WDCM 00005	41.5 °C—48 h under microaerobic conditions in MHAB	Erythromycin 15 µg/disc