INDOLE positive
Ring formation
METHYL RED positive
Red color
VP positive
Red color
CITRATE positive
Prussian blue
Negative Indole
No ring formation
METHYL RED negative
orange
VP negative
yellow
CITRATE negative
none
IMVIC E.Coli
+ + - -
IMVIC Klebsiella
- - + +
Proteus
+ + - -
salmonella IMVIC
- + - +
. IMVIC test done on E. coli showed positive result for indole and methyl red as indicated by visible results of no ring formation and red coloration
False- RING FORMATION
Proteus showed negative result on both Indole and Methyl Red test with ring formation and color complex.
False- Positive
IMVIC test for Klebsiella showed positive result for VP and Citrate with the formation of red complex and bicarbonates (alkaline).
True
Salmonella showed positive result in both Methyl red and citrate with the production of a red complex and purple color
False- Prussian blue
E. coli shows negative result for VP and citrate with no change in color.
False- Yellow on VP, no change in Citrate
TSI Positive
Yellow Slant, Yellow butt, cracks
LIA Positive
Slant- red
butt- purple
URE ASE positive
pink