표제지
감사의 글
목차
I. 서론 8
II. 재료 및 방법 11
1. 실험 재료 11
1) 재료 11
2) 시료 추출 11
3) 시약 및 기기 13
2. 실험 방법 14
1) 흑축(Pharbitis nil Choisy) 추출물의 항산화 효과 측정 14
3) 흑축(Pharbitis nil Choisy) 추출물의 미백 효과 측정 18
4) 흑축(Pharbitis nil Choisy) 추출물의 항염증 효과 측정 19
III. 결과 21
1. 흑축(Pharbitis nil Choisy) 추출물의 항산화능 측정 21
1) 전자공여능 확인 21
2) Superoxide dismutase (SOD) 유사활성 검증 23
3) ABTS+ radical cation decolorization의 측정 확인(이미지참조) 25
4) Nitric oxide radical 저해활성 확인 27
2. 흑축(Pharbitis nil Choisy) 추출물의 미백효과 측정 29
1) Tyrosinase 저해 활성 확인 29
3. 흑축(Pharbitis nil Choisy) 추출물의 함염증 효과 측정 31
1) Nitric oxide 저해활성 확인 31
2) 시료에 의한 mouse macrophage Raw 264.7 cells의 생존률 측정 34
IV. 고찰 36
V. 참고문헌 38
초록 42
Abstract 43
Fig. 1. The procedure for extraction from Pharbitis nil Choisy. 12
Fig. 2. The method of electron donating ability. 14
Fig. 3. The method of superoxide dismutase (SOD)-like activity. 15
Fig. 4. The method of ABTS+ radical cation decolorization.(이미지참조) 16
Fig. 5. The method of nitric oxide radical inhibition. 17
Fig. 6. The method of tyrosinase inhibition. 18
Fig. 7. The method of nitric oxide. 19
Fig. 8. The method of cell vialbility. 20
Fig. 9. Electron donating ability of Pharbitis nil Choisy extracts. 22
Fig. 10. SOD-like activity of Pharbitis nil Choisy extracts. 24
Fig. 11. Radical cation decolorization activity of Pharbitis nil Choisy extracts. 26
Fig. 12. Nitric oxide scavenging ability of Pharbitis nil Choisy extracts. 28
Fig. 13. Inhibition rate of Pharbitis nil Choisy extracts on tyrosinase. 30
Fig. 14. Effect of Pharbitis nil Choisy water extracts on the production of nitric oxide in LPS stimulated mouse macrophage Raw 264.7 cells. 32
Fig. 15. Effect of Pharbitis nil Choisy ethanol extracts on the production of nitric oxide in LPS stimulated mouse macrophage Raw 264.7 cells. 33
Fig. 16. Cell vialbility of Pharbitis nil Choisy extracts on mouse macrophage Raw 264.7 cells. 35