Lab 10 Organisms

Expected results for gram positives

• Streptococcus mitis: catalase negative

• Staphylococcus epidermidis: catalase positive

• Enterococcus faecalis: esculin positive

• Streptococcus agalactiae: CAMP positive

Expected results for gram negatives

• Escherichia coli: oxidase negative

• Pseudomonas aeruginosa: oxidase positive

• Proteus mirabilis: Urease positive