Microbiological Quality of Meat and Swabs from Contact Surface in Butcher Shops in Debre Berhan, Ethiopia

Table 6

Biochemical test for pathogenic microorganisms.

Biochemical test	E. coil	S. aureus	Salmonella
Catalase	+ve	+ve	+ve
Coagulase	−ve	+ve	−ve
Oxidase	−ve	−ve	−ve
Triple sugar iron gas, H2S, and acid production	Gas and acid produced	Acid production	H2S production
Simmons citrate	−ve	+ve	−ve
Lysine iron agar	H2S production		H2S production
Indole	+ve	−ve	−ve
MRPV	+ve MR and −ve VP	+ve	+ve MR and −ve VP
Gram reaction	−ve	+ve	−ve

−ve = negative result and +v = positive result.