Eugon Agar was originally formulated by Pelczar and Vera to provide an environment that supports "eugonic" (luxuriant) growth. The medium contains a high concentration of Tryptone and Soy Peptone, which supply a rich array of amino acids, peptides, and nitrogenous compounds. The inclusion of L-Cystine serves as a vital growth stimulant for sulfur-dependent organisms and helps reduce the redox potential. A high Glucose content acts as the primary energy source to accelerate microbial proliferation. Sodium Chloride maintains osmotic equilibrium, while Sodium Sulfite is added to enhance the recovery of certain species. Due to its exceptional nutrient profile, Eugon Agar is often used for the cultivation of fastidious organisms such as Haemophilus, Neisseria, Brucella, and various pathogenic fungi.
Advantages
- Luxuriant Growth: Optimized to produce high cell yields and large colony sizes in a short incubation period.
- Fastidious Support: Excellent for the recovery of demanding microorganisms that fail to grow on less enriched media like Nutrient Agar.
- Clinical and Industrial Utility: Widely used for diagnostic purposes as well as for the microbiological examination of clinical samples, food, and cosmetics.
- Base for Enrichment: Can be supplemented with 5–10% sterile blood to further enhance the growth of extremely fastidious pathogens.
- Rapid Results: The high carbohydrate and nitrogen content reduces the lag phase, leading to faster detection and identification.
Technical specifications
| Catalogue number |
1036 |
| Brand |
Condalab |
| Application |
Cultivation of fastidious microorganisms |
| Typical Composition (g/L) |
Tryptone (15.0); Soy Peptone (5.0); D-Glucose (5.0); L-Cystine (0.7); Sodium Chloride (4.0); Sodium Sulfite (0.2); Bacteriological Agar (15.0) |
| Final pH (at 25 °C) |
7.0 ± 0.2 |
| Preparation |
45.4 g/L |
| Storage Temperature |
2 – 25 °C |
Available packaging options
| 1036 |
500 g plastic bottle |
