TABLE 1.
Strains and plasmids used in this work.
| Strains | Description | Sources |
| E. coli Top10 | Host for cloning | Our lab |
| S. thermophilus S-3 | Wild type | Our lab |
| L. casei LC2W | The source of SOD | Our lab |
| Plasmids | ||
| pKLH32 | pIB184 derived, carrying Kanr from pnCL03 | Our lab |
| pKLH295 | pKLH32 derived, for overexpression of sod under the #1 promoter | This study |
| pKLH296 | pKLH32 derived, for overexpression of sod under the #2 promoter | This study |
| pKLH297 | pKLH32 derived, for overexpression of sod under the #3 promoter | This study |
| pKLH298 | pKLH32 derived, for overexpression of sod under the #4 promoter | This study |
| pKLH299 | pKLH32 derived, for overexpression of sod under the #5 promoter | This study |
| pKLH300 | pKLH32 derived, for overexpression of sod under the #6 promoter | This study |
| pKLH301 | pKLH32 derived, for overexpression of sod under the #7 promoter | This study |
| pKLH302 | pKLH32 derived, for overexpression of sod under the #8 promoter | This study |
| pKLH303 | pKLH32 derived, for overexpression of sod under the #10 promoter | This study |
| pKLH304 | pKLH32 derived, for overexpression of sod under the #15 promoter | This study |
| pKLH305 | pKLH32 derived, for overexpression of sod under the #16 promoter | This study |
| pKLH306 | pKLH32 derived, for overexpression of sod under the #17 promoter | This study |
| pKLH161 | pKLH32 derived, for overexpression of sod under the #9 promoter | Kong et al., 2019 |
| pKLH162 | pKLH32 derived, for overexpression of sod under the #11 promoter | Kong et al., 2019 |
| pKLH163 | pKLH32 derived, for overexpression of sod under the #12 promoter | Kong et al., 2019 |
| pKLH164 | pKLH32 derived, for overexpression of sod under the #13promoter | Kong et al., 2019 |
| pKLH165 | pKLH32 derived, for overexpression of sod under the #14 promoter | Kong et al., 2019 |
| pKLH167 | pKLH32 derived, for overexpression of sod under the #18 promoter | Kong et al., 2019 |
| pKLH168 | pKLH32 derived, for overexpression of sod under the P32 promoter | Kong et al., 2019 |
| pKLH337 | Derived from pKLH167, for overexpression of sod. | This study |
| pKLH341 | Derived from pKLH337, for overexpression of sod. | This study |
| pKLH344 | pKLH341 digested by SacI, for overexpression of sod. | This study |