표제지
감사의 글
목차
Ⅰ. 서론 8
Ⅱ. 재료 및 방법 11
1. 실험 재료 11
2. 추출물 제조 11
(1) 환류 물 추출물(RW: Reflux Water extraction) 11
(2) 환류 에탄올 추출물(RE: Reflux Ethanol extraction) 11
(3) 가압 열수 추출물(PW: Pressure heating Water extraction) 11
3. 시약 및 기기 13
4. 전자공여능(Electron donating ability : EDA) 측정 14
5. SOD 유사활성능(Superoxide dismutase like activity) 측정 15
6. 아질산염 소거능(Nitrite-scavenging ability) 측정 16
7. 통계처리 17
Ⅲ. 결과 및 고찰 18
1. 추출수율(Extraction yield) 18
2. 전자공여능(Electron donating ability) 20
3. SOD 유사활성능(Superoxide dismutase-like activity) 26
4. 아질산염 소거능(Nitrite scavenging ability) 31
Ⅳ. 결론 42
참고문헌 44
국문초록 51
Abstract 53
Table 1. Extraction yield of various extracts obtained from V. mandshurica leaves and roots 18
Table 2. Electron donating ability of various extracts obtained from V. mandshurica leaves 23
Table 3. Electron donating ability of various extracts obtained from V. mandshurica roots 23
Table 4. SOD-like activity of various extracts obtained from V. mandshurica leaves 28
Table 5. SOD-like activity of various extracts obtained from V. mandshurica roots 28
Table 6. Nitrite scavenging ability of various extracts obtained from V. mandshurica leaves extracts at pH respectively 34
Table 7. Nitrite scavenging ability of various extracts obtained from V. mandshurica roots extracts at pH respectively 35
Fig. 1. Extraction procedure of the V. mandshurica. 12
Fig. 2. The method of electron donating ability. 14
Fig. 3. The method of superoxide dismutase like ability. 15
Fig. 4. The method of nitrite scavenging ability. 16
Fig. 5. Extraction yield of various extracts obtained from V. mandshurica leaves and roots. 19
Fig. 6. Electron donating ability of V. mandshurica leaves extracts. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 24
Fig. 7. Electron donating ability of V. mandshurica roots extracts. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 25
Fig. 8. SOD-like activity of V. mandshurica leaves extracts. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 29
Fig. 9. SOD-like activity of V. mandshurica roots extracts. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 30
Fig. 10. Nitrite scavenging ability of V. mandshurica leaves extracts at pH 1.2. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 36
Fig. 11. Nitrite scavenging ability of V. mandshurica roots extracts at pH 1.2. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test 37
Fig. 12. Nitrite scavenging ability of V. mandshurica leaves extracts at pH 3.0. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 38
Fig. 13. Nitrite scavenging ability of V. mandshurica roots extracts at pH 3.0. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 39
Fig. 14. Nitrite scavenging ability of V. mandshurica leaves extracts at pH 6.0. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 40
Fig. 15. Nitrite scavenging ability of V. mandshurica roots extracts at pH 3.0. Bars within different letters are significantly different at p〈0.05 by Duncan's multiple range test. 41