3.21: Gelatin Hydrolysis
- Page ID
- 90998
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Preparation
- 24 hour cultures of one gelatin hydrolysis positive species and one gelatin hydrolysis negative species (enough for groups to share):
- gelatin hydrolysis positive species: Staphylococcus aureus, Bacillus subtilis, Pseudomonas aeruginosa, Serratia marcescens
- gelatin hydrolysis negative species: Staphylococcus epidermidis, Escherichia coli
- gelatin hydrolysis medium in test tubes (2 per group)
Materials
- 24 hour cultures (enough for groups to share)
- gelatin hydrolysis medium in test tubes (2 per group)
- test tube racks (1 per group)
- inoculating needles (1 per group)
- strikers (1 per group)
- Bunsen burners (1 per group)
- labeling tape (1 per group)
- labeling markers (1 per group)