species | indole | methyl red | voges - proskauer | citrate |
---|---|---|---|---|
escherichia coli | positive | positive | negative | negative |
shigella spp | negative | positive | negative | negative |
salmonella spp | negative | positive | negative | positive |
klebsiella spp | negative | negative | positive | positive |
proteus vulgaris | positive | positive | negative | negative |
proteus mirabilis | negative | positive | negative | positive |
enterobacter aerogenes | negative | negative | positive | positive |