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Table 5 Influence of C-3 + EGb and isorhamnetin + caffeic acid on CAT, SODa, SODb and SODc gene expression

From: Synergistic effects and related bioactive mechanism of Potentilla fruticosa L. leaves combined with Ginkgo biloba extracts studied with microbial test system (MTS)

Combinations Ratios CAT SODa SODb SODc
O E γ O E γ O E γ O E γ
C-3 + EGb 5:1 1.070 ± 0.029 1.102 ± 0.019 0.971 1.158 ± 0.026 1.031 ± 0.026 1.123 1.301 ± 0.012 1.370 ± 0.013 0.949 1.409 ± 0.063 1.394 ± 0.021 1.011
3:1 1.100 ± 0.071* 1.112 ± 0.014 0.990 1.027 ± 0.016 1.081 ± 0.034 0.950 1.322 ± 0.044 1.384 ± 0.019 0.955 1.423 ± 0.030 1.409 ± 0.013 1.010
1:1 1.279 ± 0.140* 1.141 ± 0.023 1.122 1.569 ± 0.045 1.231 ± 0.059 1.275 1.528 ± 0.020 1.424 ± 0.038 1.073 1.522 ± 0.070 1.454 ± 0.054 1.047
1:3 1.022 ± 0.006 1.170 ± 0.025 0.874 1.207 ± 0.023 1.380 ± 0.083 0.874 1.428 ± 0.081 1.464 ± 0.056 0.976 1.457 ± 0.076 1.499 ± 0.083 0.972
1:5 1.028 ± 0.011 1.180 ± 0.028 0.871 1.334 ± 0.022 1.430 ± 0.091 0.933 1.443 ± 0.010 1.478 ± 0.063 0.977 1.501 ± 0.071 1.514 ± 0.025 0.991
Isorhamnetin + Caffeic acid 5:1 1.283 ± 0.065 1.289 ± 0.025 0.995 1.220 ± 0.016 1.289 ± 0.013 0.946 1.206 ± 0.027 1.183 ± 0.025 1.020 1.342 ± 0.047 1.347 ± 0.046 0.996
3:1 1.264 ± 0.018 1.292 ± 0.049 0.979 1.300 ± 0.008 1.315 ± 0.011 0.989 1.135 ± 0.021 1.171 ± 0.026 0.969 1.348 ± 0.033 1.338 ± 0.004 1.007
1:1 1.395 ± 0.004 1.298 ± 0.012 1.075 1.685 ± 0.019* 1.391 ± 0.049 1.211 1.289 ± 0.040 1.135 ± 0.028 1.135 1.477 ± 0.020* 1.310 ± 0.018 1.127
1:3 1.352 ± 0.047 1.305 ± 0.019 1.036 1.467 ± 0.009 1.467 ± 0.011 1.000 1.080 ± 0.017 1.100 ± 0.030 0.982 1.227 ± 0.018 1.282 ± 0.027 0.957
1:5 1.321 ± 0.002 1.307 ± 0.021 1.011 1.512 ± 0.025 1.492 ± 0.031 1.013 1.109 ± 0.006 1.088 ± 0.031 1.019 1.233 ± 0.021 1.273 ± 0.089 0.968
  1. Values are the mean of three replicates ± SD (n = 3)
  2. The asterisk indicates a significant difference between observed value and expected value (p < 0.05). O, observed value; E, expected value; γ, interaction index