Research Article

Periplaneta americana Extracts Promote Skin Wound Healing via Nuclear Factor Kappa B Canonical Pathway and Extracellular Signal-Regulated Kinase Signaling

Figure 1

Chromatographic separation of PAE. (a) HPLC chromatogram of authentic standards tested. (b) HPLC chromatogram of PAE at 254 nm: peak 1, uracil (1.140 mg/g); peak 2, hypoxanthine (4.257 mg/g); and peak 3, inosine (8.158 mg/g). Identification was based on retention time and UV spectra compared with commercial standards.
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