Page 145 - 《广西植物》2023年第6期
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6 期 吴其妹等: 基于 HPLC ̄ECD 研究牡荆叶抗氧化的谱-效关系 1 1 3 1
表 4 总峰面积、总酚、总黄酮和体外抗氧化活性的结果
Table 4 Results of total peak areasꎬ total phenolicsꎬ total flavonoids and in vitro antioxidant activities
总酚含量 总黄酮含量 DPPH 清除率 ABTS 清除率
总峰面积 FRAP 值 ORAC 值
样品编号 Total Total DPPH ABTS
Total peak FRAP ORAC
Sample phenolics flavonoids scavenging scavenging
area value value
number content content rate rate
 ̄1
 ̄1
(nAmin) (mgg ) (mgg )
 ̄1
 ̄1
(mgg ) (mgg ) (%) (%)
S1 8 921.67 35.21 77.26 92.91 220.86 40.34 38.15
S2 11 047.03 35.28 78.14 99.08 221.27 36.50 38.24
S3 11 024.16 33.29 74.78 89.70 203.30 33.77 33.75
S4 9 703.31 34.23 75.84 74.75 217.58 31.58 33.23
S5 6 908.73 32.07 67.49 89.16 188.09 35.81 34.01
S6 5 764.26 20.03 37.14 56.18 232.16 19.91 19.99
S7 8 263.87 31.18 69.91 79.54 182.19 34.68 28.29
S8 6 379.86 29.30 61.48 76.78 200.75 31.46 29.05
S9 22 019.76 61.83 157.65 185.33 352.21 90.28 55.84
S10 4 443.38 22.45 49.98 57.44 151.37 18.97 18.88
S11 11 748.60 50.41 114.09 151.63 234.40 43.44 50.38
S12 7 653.31 28.20 58.61 80.79 185.06 21.50 32.07
S13 12 236.62 38.90 83.07 102.04 250.55 26.46 31.31
S14 4 427.90 20.07 40.34 51.71 175.67 11.31 19.43
S15 11 131.31 42.73 98.16 92.83 282.50 44.67 39.29
S16 5 353.85 17.70 32.44 49.58 128.46 8.26 13.40
S17 4 229.23 15.82 27.85 37.46 184.05 14.22 13.48
S18 8 484.97 27.68 59.39 71.44 194.95 30.00 27.20
表 5 总峰面积、总酚、总黄酮和体外抗氧化活性的相关系数
Table 5 Correlation coefficients among total peak areasꎬ total phenolicsꎬ total flavonoids and in vitro antioxidant activities
总黄酮含量 DPPH 清除率 ABTS 清除率
总峰面积 总酚含量
Total FRAP 值 ORAC 值 DPPH ABTS
Total peak Total phenolics
flavonoids FRAP value ORAC value scavenging scavenging
area content
content rate rate
总峰面积 1
Total peak area
总酚含量 0.929 1
Total phenolics content
总黄酮含量 0.943 0.995 1
Total flavonoids content
FRAP 值 0.915 0.969 0.966 1
FRAP value
ORAC 值 0.870 0.840 0.844 0.786 1
ORAC value
DPPH 清除率 0.910 0.916 0.940 0.900 0.852 1
DPPH scavenging rate
ABTS 清除率 0.863 0.964 0.951 0.945 0.778 0.888 1
ABTS scavenging rate
注: 表示相关性显著(P < 0.01)ꎮ
Note: indicates a significant correlation (P < 0.01).