E-Jiao is a traditional Chinese medicine. In this project, we used Q Exactive Orbitrap Plus to identify the peptides from E-Jiao. We also used the QE Plus to investigate the E-Jiao peptides in rat blood.
The spores of A. acidoterrestris cryopreserved at -80 ℃ were activated by inoculating in AAM medium and cultured at 45 ℃ to logarithmic phase [19]. The activated bacterial suspension was centrifuged and resuspended into pH 2.0, 2.5, 3.0, and 4.0 (Control) medium, which were correspondingly cultured ...