Table 2. ATR-FTIR of yeast strains exposed to mycotoxins: the wavenumber and intensity ratios of the amide I and II.
Mycotoxin | γ(mycotoxin) µg/mL | S. cerevisiae | S. uvarum | C. utilis | K. marxianus | |
---|---|---|---|---|---|---|
Control | - | (1) | 1635, 1549 | 1636, 1548 | 1638, 1548 | 1640, 1548 |
(2) | 0.710 | 0.750 | 0.710 | 0.759 | ||
AFB1 | 5.0 | (1) | 1636, 1549 | 1637, 1548 | 1638, 1548 | 1641, 1548 |
(2) | 0.722 | 0.774 | 0.720 | 0.800 | ||
AFB1 | 2.5 | (1) | 1635, 1549 | 1637, 1548 | 1639, 1547 | 1640, 1548 |
(2) | 0.706 | 0.774 | 0.760 | 0.793 | ||
OTA | 4.0 | (1) | 1635, 1548 | 1637, 1546 | 1637, 1548 | 1642, 1548 |
(2) | 0.743 | 0.774 | 0.714 | 0.820 | ||
OTA | 2.0 | (1) | 1635, 1548 | 1636, 1545 | 1637, 1547 | 1641, 1548 |
(2) | 0.727 | 0.774 | 0.750 | 0.846 | ||
ZEA | 20 | (1) | 1635, 1548 | 1637, 1547 | 1642, 1548 | 1640, 1548 |
(2) | 0.719 | 0.774 | 0.722 | 0.793 | ||
ZEA | 2.0 | (1) | 1634, 1548 | 1637, 1548 | 1641, 1548 | 1641, 1548 |
(2) | 0.750 | 0.774 | 0.737 | 0.793 |
(1) ν˜(amide I and II)/cm-1, (2) I(amide I)/I(amide II), AFB1=aflatoxin B1, OTA=ochratoxin A, ZEA=zearalenon