The image shows growth on Hektoen Enteric Agar (HEK), a differential medium used to distinguish between Salmonella and Shigella based on their lactose and H2S fermentation.
La imagen muestra crecimiento en Hektoen Enteric Agar (HEK), un medio de cultivo diferencial utilizado para diferenciar Salmonella y Shigella. Las colonias de Salmonella típicamente aparecen verdes con centro negro (debido a la producción de H2S), mientras que las de Shigella son verdes sin el centro negro.
| Front | Identify the following growth on culture |
|---|---|
| Back | Hektoen Enteric Agar (HEK | HE | HEA) ↓ Differential agar used to differentiate between Salmonella and Shigella S.typhii vs. S.dysenteria |
Tags: microbiology
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