Gingyo-San Enhances Immunity and Potentiates Infectious Bursal Disease Vaccination

Figure 1

HPLC chromatogram of GGS. The solution of GGS was prepared by dissolving it in pyrogen-free isotonic saline (10 mg/100 mL). The major active compound of chlorogenic acid (0.081 mg mL^-1) was detected at 10.77 min retention time. The injection volume was 10 𝜇L, and the flow rate was 1.0 mL min^-1.