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Effect of polysaccharide of Salicornia herbacea on antioxidant and nitrite scavenging effects
Hee-Kyung Lee(이희경),Hyun-Sook Choi(최현숙),Ki-An Cho(조기안),On-You Choi(최온유),Ha-Young Koh(고하영),Ran Kim(김란) 한국화장품미용학회 2016 한국화장품미용학회지 Vol.6 No.2
This research is to study effect of polysaccharide obtained from S. herbacea on antioxidant and nitrite scavenging effect. Neutral sugar, uronic acid, and protein concentrations of polysaccharide were 52.68, 0.54, and 7.21%, respectively. Among neutral sugars, glucose and mannose were the major ones of the sugar moiety with molar ratio of 14.52 and 11.28, respectively. The maximum DPPH radical scavenging, hydroxyl radical scavenging, chelating, and hydrogen peroxide scavenging activities at 7 mg/mL were obtained, 69.04, 58.07, 60.21, and 62.54%, respectively. However, in the case of reducing power, it was OD 0.62 at 9.0mg/mL. The maximum nitrite scavenging activity was obtained, 76.77 % at 9 mg/mL and pH 1.5. These results indicate that the polysaccharide obtained from S. herbacea has good potential to be used as a source of materials or additives for oxidation suppressant in food, cosmetics and drug compositions.
함초(Salicornia bigelovii) 추출물의 라디칼 소거능과 Acetylcholinesterase 저해 효과
이희경(Hee-Kyung Lee),최현숙(Hyun-Sook Choi),조기안(Ki-An Cho),최온유(On-You Choi),고하영(Ha-Young Koh),김란(Ran Kim) 한국화장품미용학회 2017 한국화장품미용학회지 Vol.7 No.1
This study was to investigate the extraction yield, total polyphenolics and flavonoid contents, radical scavenging activity, and acetylcholinesterase inhibitory activity of various extracts from Salicornia bigelovii. The extraction yields of hot water, ethanol, acetone, ethylacetate, and hexane were 18.8%, 15.4%, 2.6%, 13.3%, and 3.2%, respectively. The total polyphenolics and flavonoid contents in hot water extract (HWE) and ethanol extract (EE) were significantly higher than in acetone (AE), ethylacetate (EAE), and hexane extracts (HE). The total polyphenol and flavonoid contents were highest in EE (0.89% and 0.39%), followed by HWE (0.76% and 0.25%), AE (0.45% and 0.18%), EAE (0.36% and 0.14%) and HE (0.28% and 0.11%). ABTS radical scavenging activities in 10㎎/L of extracts were in the following order: EE (48.97%)> HWE (18.92%)> AE (14.32%)> EAE (12.50%)> HE (10.37%). In addition, the acetylcholinesterase inhibitory activity was observed in the same tendency as seen with the ABTS radical scavenging activity. These results suggest that the ethanol and hot water extracts from S. bigelovii may be used to develop various functional food and cosmetic products.
신현재(Hyun-Jae Shin),김윤수(Yoon-Soo Kim),남형근(Hyung-Gun Nam),나명순(Myung-Soon Na),김미혜(Mi-Hye Kim),강형봉(Hyeong-Bong Kang),이희덕(Hee-Duck Lee),최두복(Du Bok Choi),최온유(On-You Choi),차월석(Wol-Suk Cha) 한국생물공학회 2011 KSBB Journal Vol.26 No.1
For the development of functional food and cosmetics using hot water extract of Muraenesox cinereus’s skin, contents of vitamin, amino acid and element, and antioxidant activity were investigated. The results are shown as follows: among vitamins, A(0.21mg/100 g), C (78.12mg/ 100 g), D3 (0.03 mg/100 g), E (1.97 mg/100 g) and Niacin (2.53mg/100 g) were detected, respectively.Mineral contents were an order of K > P > Na >Mg > Ca > Fe and Zn. Contents of total amino acids were an order of Pro > Gly > Arg > Glu > Phe > Ala. Especially, the sum of total amino acids was 27.17 mg/100 mL, which was about 4.0 fold higher than that of free amino acid. DPPH radical scavenging activity of hot water extract of M. cinereus’s skin at 25 mg/mL was 63.5% and did not increase at above 50 mg/mL. Activities of antioxidant enzymes in the liver of ethanol-treated rats using hot water extract of M. cinereus’s skin were investigated. Compared to control group, activities of ADH and GSH-px were decreased. In the case of CAT and SOD activity, they were increased. These results showed that the hot water extract of M. cinereus’s skin can be applied to raw macterial for functional food and cosmetics.
갯장어 및 버섯 혼합추출물의 아토피 및 여드름 피부개선 효과
차월석(Wol-Suk Cha),유지현(Ji-Hyun Yoo),민명자(Myung-Ja Min),남형근(Hyung-Gun Nam),김윤수(Yun-Soo Kim),신현재(Hyun-Jae Shin),김종수(Jong Soo Kim),최온유(On You Choi),김란(Ran Kim),최두복(DuBok Choi) 한국생물공학회 2010 KSBB Journal Vol.25 No.4
본 연구에서는 갯장어 및 버섯 혼합추출물을 이용하여 아토피 피부염 및 여드름의 개선효과를 확인하기 위하여 항산화 테스트와 아토피 피부염 임상시험자 15명에게 4주 동안 혼합추출물을 복용과 함께 환부에 도포하도록 하였다. DPPH 소거능은 혼합추출물 농도증가와 함께 증가하였다. 특히 혼합추출물농도가 1.0 mg/L에서 50 mg/L로 증가 할 경우 DPPH 소거능은 10.1에서 81.4%로 증가 하였다. 환원력도 추출물농도가 증가 함에 따라 증가 하였다. 특히 추출물 25 mg/L에서 75 mg/L로 증가 할 경우 0.05 OD (700 nm)에서 0.27 (700 nm)로 급격히 증가 하였고 추출물 농도가 100 mg/L일 경우는 0.31 (700 nm)였다. SOD활성은 추출물 농도가 100 mg/L일 경우는 45.7%였다. 아토피성 피부염의 가려움과 붉은 반점에 대하여 임상 시험 결과 임상시험자 모두 완치에 가깝도록 개선되는 효과를 나타내었다. 여드름 피부의 임상시험자 5명 모두 임상시험 후 염증 면포가 완화되어 여드름의 등급이 낮아지는 결과를 나타내었다. 여드름 피부의 임상시험자 모두 얼굴피부의 유수분 및 거칠기 상태가 정상피부의 수준에 이르도록 긍정적인 변화를 나타내었다. 혼합추출물을 피부에 직접 적용하여 임상시험한 결과, 아토피 피부염 및 여드름 피부의 임상시험자 모두 어떠한 부작용도 나타내지 않았다. 이상의 결과는 갯장어 및 버섯 혼합추출물이 아토피 피부염 및 여드름 피부관리를 위한 의약품 및 화장품의 원료로 개발될 충분한 가치가 있는 것으로 사료된다. This study was conducted to investigate effect of complex extract of various mushrooms and sharp toothed eel on the skin conditions with atopic dermatitis and acne symptoms. The total phenol concentration was increased in order of hot water> ethanol> ethyl acetate> petroleum ether> chloroform extract. Especially, when the hot water extract was used, it was about 2-3 fold higher than that of ethyl acetate, petroleumether, and chloroform extract. When the complex extract concentration was increased from 1.0 to 50 mg/L, the DPPH scavenging rate increased from 10.1 to 81.4%. The reduction power was sharply increased from 0.05 to 0.27 (700 nm) when the complex extract concentration was increased from 25 to 75 mg/L. However, above 100 mg/L, it was not decreased. In the case of SOD-like activity, it was 45.7% at 100 mg/L. Total numbers of patients with atopic dermatitis were 15 and 5 patients with severe acne symptoms. According to photos taken before and after the treatment and questionnaire results, considerable improvements in skin conditions are observed in the patients with atopic dermatitis and acne. For atopic patients, erythema and edema have been improved but the degree of effect was dependent on the individual’s constitution. Concerning acne, the effect of coating of the extracts was prominent for first week and the degree decreased with time till 4 weeks. The complex extracts wereefficient in soothing rash and maturation. Side effects such as a scar were not detected during the application and treatment.