4.2.3 Activity 6: Culture media in your workplace
Activity 6: Culture media in your workplace
Timing: Allow about 10 minutes
Complete Table 4 based on the types of media you use in your laboratory. What considerations guide your laboratory’s choice of media?
| Name of medium | Use | Category |
|---|---|---|
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Discussion
You may use other media not shown in the table.
The media available to your laboratory will depend on factors such as local suppliers, transport and logistics, preferences in your country/region, and cost.
There may be more up-to-date media than the ones you are using. Ready-made media save time in pouring, sterilising and quality control (QC).
| Name of medium | Use | Category |
|---|---|---|
| MacConkey | To select for Gram-negatives and differentiate lactose fermenters from non-lactose fermenters | Solid selective differential |
| Blood agar | Enriched with 5% whole blood. For fastidious organisms. Is also differential by the |
Solid enriched differential |
| Tetrathionate broth | Primary selective broth used for Salmonella | Broth, selective |
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4.2.2 Transport media
