Table 5.
Changes in the level of mineral products of keratin biodegradation: (A) ammonium ions (µg. cm−3) and (B) sulfate ions (mg. cm−3) in the post-culture liquids of Chrysosporium strains; values means of three replicates ± standard deviation
| Times of analyses (days) | Strains of fungi | Means for time | ||||
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | ||
| A. Ammonium ions | ||||||
| 7 | 342. 45bA | 468.52aD | 498.97aB | 440.37acA | 395.84bcAB | 429.23a |
| ±22.86 | ±40.64 | ±21.79 | ±45.40 | ±7.33 | ||
| 14 | 496.66abB | 528.27bcC | 544.47cB | 472.8aA | 463.89aA | 501.09b |
| ±12.90 | ±8.74 | ±6.96 | ±14.41 | ±31.35 | ||
| 21 | 321.05aA | 395.26bAB | 423.79bA | 341,29aB | 322.01aA | 501.09b |
| ±18.68 | ±28.75 | ±32.25 | ±11.81 | ±12.86 | ||
| 28 | 472.76cB | 563.16abC | 551.79abB | 592.27bC | 425.91acAB | 521.18b |
| ±29.49 | ±19.83 | ±45.37 | ±54.25 | ±48.66 | ||
| 35 | 398.73aC | 411.46aB | 467.94bAC | 440.37abA | 437.87abA | 431.27a |
| ±13.22 | ±7.50 | ±14.48 | ±11.33 | ±36.01 | ||
| 42 | 336.47aA | 358.25aA | 422.25aA | 409.53aAB | 377.91aAB | 380.88a |
| ±14.06 | ±15.15 | ±39.06 | ±32.25 | ±105.41 | ||
| Means for experimental treatment | 394,69B | 454,15A | 484,87A | 449,33A | 403,91B | |
| B. Sulfate ions | ||||||
| 7 | 4,32aA | 8.58aC | 5.37aA | 8.19aC | 5.76aC | 6.45c |
| ±2.32 | ±0.52 | ±3.89 | ±0.79 | ±1.13 | ||
| 14 | 4,26abA | 4.39abAB | 4.72bA | 3.86abA | 3.27aAB | 4.10a |
| ±0.65 | ±0.40 | ±0.32 | ±0.46 | ±0.67 | ||
| 21 | 4,78aAB | 4.78aA | 4.85aA | 3.80bA | 3.14bA | 4.27a |
| ±0.65 | ±0.33 | ±0.19 | ±0.19 | ±0.56 | ||
| 28 | 5,44aAB | 4.65abA | 5.11aA | 4.19abA | 3.40bAB | 4.56ab |
| ±0.33 | ±0.52 | ±0.32 | ±0.67 | ±0.81 | ||
| 35 | 7.01bB | 5.24aA | 5.37abA | 5.50abB | 4.85aBC | 5.59bc |
| ±13.63 | ±4.35 | ±18.27 | ±8.81 | ±11.03 | ||
| 42 | 3.93aA | 3.54abA | 2.68bA | 4.19aA | 3.14abA | 3.50a |
| ±14.54 | ±13.49 | ±48.33 | ±17.90 | ±2.27 | ||
| Means for experimental treatment | 4.96AB | 5.20AB | 4.68AB | 4.96AB | 3.93A | |
Explanations as for Table 3