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What type of medium was used

Nutrient gelatin agar deep

What type of inoculation is used

Stab Inoculation

Gelatin produces gelatinase which turns the gelatin into a

collection of peptides

What is the incubation time

18-48 hours

What is the incubation temperature

35-37 degrees celcius

If gelatinase is produced after the cooling period the specimen

remains liquified

If no gelatinase is produced after the cooling period the specimen

remains solid

Nutrient gelatin dissolves at

50 degrees C

Nutrient gelatin solidifies when cooled below

25 degrees C

Nutrient gelatin liquifies when heated to about

25 degrees C

Pseudomonas after cooling period was

liquified indicating gelatinase was produced

Proteus after cooling period was

liquified indicating gelatinase was produced

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