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The inhibition of dentifrice containing the lotus leaf- derived inhibitor on periodontitis-related bacteria in vitro Ming-yu Li and Zhu-ting Xu Shanhai, P R china International dental journal (2007)57, 303-306 CNUDH 12 2 조 22 조 조조조
14

22 김현민 the inhibition of dentifrice

Jun 30, 2015

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Page 1: 22 김현민 the inhibition of dentifrice

The inhibition of dentifrice containing the lotus leaf-derived inhibitor on periodontitis-related bacteria in vitroMing-yu Li and Zhu-ting XuShanhai, P R chinaInternational dental journal (2007)57, 303-306

CNUDH 12 2 조 22 번 김현민

Page 2: 22 김현민 the inhibition of dentifrice

Lotus? 연꽃 !

Page 3: 22 김현민 the inhibition of dentifrice

Lotus? 연꽃 !

학명 Nelumbo nucifera

계 /문 /강 식물 /속씨식물 /쌍떡잎식물

목 미나리아재비목

원산지 아시아 남부 , 오스트레일리아 북부

서식장소 자생지 연못

크키 잎 지름 40cm, 잎자루 높이 1~2m

꽃 꽃 지름 15~20cm

Page 4: 22 김현민 the inhibition of dentifrice

Broth micro-dilution method / MIC

http://portal.faf.cuni.cz/Groups/Workgroup-of-biological-and-medical-sciences/Equipment-and-methods

**MIC(minimum inhibitory concentration) 검정 균의 생육을 저지하기 위해 필요한 약제의 최소 농도

Page 5: 22 김현민 the inhibition of dentifrice

실험 #1 설계

건조 된 lotus 를 40% 부탄올과 40% 에탄올로 추출하여 5 가지 치주질환

유발균에 대해 가장 낮은 MIC 를 가지는 추출법 선택

Stains40% EtOH

extract

40% EtOH extract residue

BtOHextract

tea pigment (control)

Actinobacillus actinomycetemcomitans

10 20 5 >20

Actinomyces viscosus 5 >20 5 20

Actinomyces naeslundii 1.25 1.25 1.25 5

Fusobacterium nucleatum

2.5 10 2.5 10

Porphyromonas gingivalis

5 20 5 20

Page 6: 22 김현민 the inhibition of dentifrice

실험 #1 결과

BtOH 로 추출한 결과물이 가장 효과가 좋음

Stains40% EtOH

extract

40% EtOH extract residue

BtOHextract

tea pigment (control)

Actinobacillus actinomycetemcomitans

10 20 5 >20

Actinomyces viscosus 5 >20 5 20

Actinomyces naeslundii 1.25 1.25 1.25 5

Fusobacterium nucleatum

2.5 10 2.5 10

Porphyromonas gingivalis

5 20 5 20

Page 7: 22 김현민 the inhibition of dentifrice

실험 #2 설계

가장 낮은 MIC 를 보였던 Butanol extract 선택

Chromatocraphy 로 성분 분리 후 MIC 측정

Fraction 4

Fraction 3

Fraction 2

Fraction 1

Page 8: 22 김현민 the inhibition of dentifrice

실험 #2 결과

StainsFraction

#1Fraction

#2Fraction

#3Fraction

#4

Actinobacillus actinomycetemcomita

ns 2.5 5 0.625 1.25

Actinomyces viscosus 1.25 5 1.25 1.25

Actinomyces naeslundii

1.25 5 1.25 1.25

Fusobacterium nucleatum

2.5 2.5 0.625 1.25

Porphyromonas gingivalis

2.5 10 2.5 2.5

Page 9: 22 김현민 the inhibition of dentifrice

실험 #2 결과

StainsFraction

#1Fraction

#2Fraction

#3Fraction

#4

Actinobacillus actinomycetemcomita

ns 2.5 5 0.625 1.25

Actinomyces viscosus 1.25 5 1.25 1.25

Actinomyces naeslundii

1.25 5 1.25 1.25

Fusobacterium nucleatum

2.5 2.5 0.625 1.25

Porphyromonas gingivalis

2.5 10 2.5 2.5

Fration #3 이 가장 효과가 좋음

Page 10: 22 김현민 the inhibition of dentifrice

실험 #3 설계

다른 치약 성분과의 효용성 비교

시중 치약 3 종과 Lotus leaf extract 를 함유한 치약의 MIC 비교

Zhong Hua Chinese herbs

toothpaste

Cortex Phellodendri Toothpaste

Colgate total and white toothpaste

Page 11: 22 김현민 the inhibition of dentifrice

실험 #3 결과

StainsZhong Hua

Cortex Phelloden

dri

Colgatetotal

Lotus leaf

derived

Actinobacillus actinomycetemcomit

ans 1:128 1:64 1:512 1:256

Actinomyces viscosus 1:256 1:128 1:256 1:256

Actinomyces naeslundii

1:256 1:64 1:128 1:128

Fusobacterium nucleatum

1:256 1:128 1:256 1:256

Porphyromonas gingivalis

1:256 1:256 1:256 1:512

Page 12: 22 김현민 the inhibition of dentifrice

실험 #3 결과

StainsZhong Hua

Cortex Phelloden

dri

Colgatetotal

Lotus leaf

derived

Actinobacillus actinomycetemcomit

ans 1:128 1:64 1:512 1:256

Actinomyces viscosus 1:256 1:128 1:256 1:256

Actinomyces naeslundii

1:256 1:64 1:128 1:128

Fusobacterium nucleatum

1:256 1:128 1:256 1:256

Porphyromonas gingivalis

1:256 1:256 1:256 1:512

Page 13: 22 김현민 the inhibition of dentifrice

Conclusion

Page 14: 22 김현민 the inhibition of dentifrice

후속 연구 논문

Quercetin in a Lotus Leaves Extract May be Responsible for Antibacterial activity Mingyu Li and Zhuting XuQuercetin 엽록소 , 카로틴 , 크산토필 다음으로 널리 분포된 황색색소 . 찻물의 색깔에 관여하고 모세혈관의 강화작용과 항암기능이 있는 플라보놀의 페놀화합물이다 .

Lysicamine in a Lotus Leaves Extract May be Responsible for Antibacterial and Anti-inflammation activity Ping Wang, Mingzhi Zhu, Wen Huang, Chifu Huang, Sarah Wilson

항균효과를 나타낸 성분을 특정하는 연구 지속