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이형자(Lee Hyoung Ja),김기환(Kim Kee Hwan),박종군(Park Jong Kun),황은희(Hwang Eun Hee) 韓國營養學會 2008 Journal of Nutrition and Health Vol.41 No.1
사철쑥 (Artemisia capillaris Thunberg)이 암세포의 세포고사에 미치는 영향을 보기 위하여 인체 자국경부 상피암 세포주인 BeLa 세포를 이용하여 사철쑥의 메탄올, 에틸아세 테이트, 부탄올 추출물의 농도를 각각 0, 100, 500, 1,000 및 2,000 ㎍/㎖로 처리하여 세포활성도, 세포형태 변화, DNA 분절, DNA 함량을 알아보았다. 세포활성도는 사철쑥의 메탄올, 에틸아세테이트 추출물이 농도에 비례하여 BeLa 세포생존율을 감소시켰지만 부탄올 추출물에서는 그 정도가 약하였고 물 추출물에서는 거의 관찰되지 않았다. 사철쑥의 메탄올, 에틸아세테이트, 부탄올과 물 추출물은 각 추출물의 농도에 의존적으로 배양된 HeLa 세포에 세포부착을 방해하고 세포막의 blebbing 및 핵의 분절화 등 세포고사의 특징들을 나타냈다. 사다리형 DNA 분절현상은 사철쑥의 메탄올 추출물 1,000 ㎍/㎖ 2,000 ㎍/㎖ 처리군에서 관찰되었다. 유세포분석기 (FACS)를 이용하여 측정한 고사세포의 DNA 함량은 메탄올과 에틸아세테이트, 부탄올 추출물이 농도 의존적으로 증가하였다. 이상의 결과는 사철쑥이 암세포의 세포고사를 증가시킴으로서 암억제 작용이 있을 것을 시사해 준다고 할 수 있다. This study analyzes the apoptosis of HeLa cells to see if we can use the Artemisia capillaris Thunberg for the prevention of chronic degenerative diseases. We used the HeLa cells to see what effects the A. capillaris Thunberg had on apoptosis of the cancer cells. We checked the cell activity, cell morphological change, DNA fragmentation, and DNA content after administering 0, 100, 500, 1000, and 2000 ㎍/㎖ methanol, ethyl acetate, n-butanol extract of the A. capillaris Thunberg. As for the cell viability, the increase of concentration of methanol and ethyl acetate decreased the survival rate of the cell, but the phenomenon was much weakened in n-butanol extract and was not observed in aqueous extract. The higher the density of the methanol, ethyl acetate, n-butanol and aqueous extract was, the lower the survival rate of the HeLa cell was. These extracts obstructed the cell cohesion and caused the blebbing of the cell membrane and fragmentation of the nucleus, both of which are symptoms of apoptosis. Laddering-pattern DNA fragmentation was observed in the groups that were treated with the 1000 ㎍/㎖ and 2000 ㎍/㎖ of methanol extract. The DNA content of the cells apoptosis measured by fluorescent-activated cell sorter (FACS) increased as the density of the methanol, ethyl acetate and butanol extract increased. The result of the study shows that A. capillaris Thunberg fosters the apoptosis of HeLa cells, which suggests that the A. capillaris Thunberg has a great potential value as food additives, medicinal supplements for patients with chronic diseases, and preventive measures against cancer. (Korean J Nutr 2008; 41 (1): 22~30)
사철쑥(Artemisia capillaris Thunberg)의 영양성분 분석
이형자(Hyoung-Ja Lee),황은희(Eun-Hee Hwang),유현희(Yu-Hyeen Hee),송인상(In-Sang Song),김창민(Chang-Min Kim),김명철(Myung-Chul Kim),홍진환(Jin-Hwan Hong),김동술(Dong-Sul Kim),한상배(Sang-Bae Han),강길진(Kil-Jin Kang),이은주(Eun-Ju Lee 한국식품영양과학회 2002 한국식품영양과학회지 Vol.31 No.3
약용으로 많이 쓰이고 있는 사철쑥(Artemisia capillaris Thunberg)의 다양한 이용도를 높이고자 일반성분과 영양성분을 분석함으로써 다양한 영양성분분석 자료를 제시하고자 한다. 사철쑥의 성분은 조단백질 14.12%, 조지방 4.80%,조회분 2.30%, 조섬유소 8.10%이었으며, 무기질 함량은 K3295.02 mg%, P 2787.01 mg%, Ca 1436.01 mg%, Mg 172.32mg%, Fe 21.23 mg%, Mn 18.02 mg%, Na 8.11 mg%, Cu 1.24 mg%, Sn 0.002 mg%이었고, 비타민은 β-carotene 18602.00μg%, ascorbic acid 5.82 mg%이었다. 사철쑥에서 가장 많이 함유되어 있는 지방산은 oleic acid(C_(18:1))로 23.86%였으며, 포화지방산이 46.67%, 단일불포화지방산이 33.40%, 다가불포화지방산이 19.83%, P/S는 0.42로 나타났다. 20여종의 아미노산이 검출된 사철쑥의 총아미노산 함량은 1345.29 mg%이고, 아미노산 중 proline, tyrosine, asparagine, glutamic acid 및 valine이 각각 438.58 mg%, 310.20 mg%, 120.30 mg%, 118.66 mg%, 88.02 mg%으로 79.95%를 차지하며, 필수아미노산은 176.83 mg%으로 13.11% 함유되어 있었다. 이상의 결과는 사철쑥은 일반성분, 무기질, 비타민 및 지방산, 아미노산 등이 다양하게 함유되어 있다. 이는 사철쑥이 식품으로서 영양적 가치가 있는 것으로 사료된다. A. capillaris Thunberg is often used as a medicinal herb. This analysis on A. capillaris Thunberg, showing its natural ingredients and nutritive elements, is to provide a better understanding of its content and help find more various ways of use. The ingredients of A. capillaris Thunberg are as follows : 14.12% of crude protein, 4.80% of crude lipid, 2.30% of crude ash, 8.10% of crude fiber, and the rest of the ingredients are vitamins and minerals. Minerals are 3295.02 mg% of K, 2787.01 mg% of P, 1436.01 mg% of Ca, 172.32 mg% of Mg, 21.23 mg% of Fe, 18.02 mg% of Mn, 8.11 mg% of Na, 1.24 mg% of Cu, and 0.002 mg% of Sn, and vitamins are 18602.00 μg% of β-carotene and 5.82 mg% of ascorbic acid. Fatty acids in A. capillaris Thunberg are of 23.86% of oleic acids (C18:1), 46.67% of saturated fatty acids, 33.40% of monounsaturated fatty acids, and 19.83% of polyunsaturated fatty acids. Oleic acid(C18:1) is the most abundant fatty acid in A. capillaris Thunberg. P/S is 0.42. A. capillaris Thunberg contains about 20 kinds of amino acid. The total amount of amino acids is 1345.29 mg%, which can be divided into 79.95% of amino acids and 13.11% of essential amino acids. This 79.95% of amino acids consist of proline, tyrosine, asparagines, glutamic acid, and valine with amount of 438.58 mg%, 310.20 mg%, 120.30 mg%, 118.66 mg%, and 88.02 mg% respectively. The essential amino acid is 176.83 mg% . It is shown that A. capillaris Thunberg contains various nutrients such as minerals, vitamins, fatty acids, and amino acids, so A. capillaris Thunberg can be regarded as a highly nutritious food.
누에고치 산 가수분해물의 단백질의 질적 평가와 고콜레스테롤, 고지질, 고당질식이 흰쥐의 혈장지질에 미치는 영향
황은희(Eunhee Hwang),강병기(Byunggi Kang),김복량(Bokryang Kim),이형자(Hyoung Ja Lee) 한국식품영양과학회 2001 한국식품영양과학회지 Vol.30 No.5
누에고치를 2 N HCl 용액으로 110℃, 48시간 가수분해한 후 중화하여 냉동건조하여 얻은 누에고치 산가수분해물의 아미노산 조성은 glycin이 43.25%, alanine이 34.39%, serine 10.05%, valine이 2.44%였고 필수 아미노산은 7.12% 차지하였다. 누에고치 산가수분해물의 사료이용효율은 카제인과 같았다. 1~5% 실크분말의 첨가에 의한 간의 무게, 간효소활성(GOT, GPT), 혈청알부민, 혈청 총단백질의 함량은 영향이 없어 단백질의 질이 낮은 것으로 평가되었다. 흰쥐에 고콜레스테롤, 고지질, 고설탕사료를 각각 섭취시키면서 5% 누에고치 산가수분해물을 첨가하였을 때 혈장 지질농도에 미치는 영향은 중성지질의 감소, 인지질과 HDL의 증가 등 혈액지질조성에 바람직한 결과를 보였으나, LDL과 총콜레스테롤을 높히는 좋지 못한 효과도 나타냈다. 그러므로 누에고치 산가수분해물은 단백질 급원 식품으로보다는 이를 이용한 펩타이드의 생리기능 또는 식용 이외의 화장품재료, 의약용재료, 포장제 등과 기타 물리 화학적 특성을 기초로 한 다양한 범위의 응용이 더욱 적합하다고 생각되며, 혈액지질 개선효과에 대해서는 심층적인 연구가 필요하다. Acid hydrolysates of cocoon was gained by acid hydrolysis of 2 N HCl, 110℃, 48 hours, neutralization and desalting from the cocoon. The amino acid compositions of acid hydrolysates of cocoon were glycine 43.25%, alanine 34.39%, serine 10.05% and valine 2.44%. The contents of essential amino acid was 10.05%. Food efficiency ratio of acid hydrolysates of cocoon group was equal to the reference protein, casein. Liver weight, GOT, GPT activity, serum albumin and serum total protein level of rats were not significantly different among the experimental groups. Therefore, the protein acid hydrolysates of cocoon is not of high quality. When the rat fed with high cholesterol, high lipid, and high sucrose diet was administered with 5% acid hydrolysates of cocoon, its plasma lipids concentration of acid hydrolysates of cocoon was favorably affected: its triglyceride was decreased, and the level of phospholipid and HDL cholesterol were increased. There was also an unfavorable effect: the levels of LDL cholesterol and total cholesterol went up. Therefore, the acid hydrolysates of cocoon is not a good protein food source, but it can be used as cosmetic, medical, or packing material. Further research will reveal how it will affect or improve plasma lipid.
셀룰로오스, 펙틴 및 알긴산 수준이 흰쥐의 혈청지질 농도에 미치는 영향
황은희,서은숙,이형자 동아시아식생활학회 1999 동아시아식생활학회지 Vol.9 No.1
This study was carried out to investigate the effects of the kinds and the amounts of dietary fiber on serum lipid composition in rats. Seventy-two male Sprague-Dawley rats weighting 160±10g were fed diets containing 1.0%, 3.6%, 6.0% and 10.0% α-cellulose, pectin and alginic acid for 4 weeks. Daily food intake of experimental groups was significantly higher in the α-cellulose 10.0% group than in the other groups. Increasing the dietary fiber level decreased the food efficiency ratio of the α-cellulose, pectin and alginic acid groups. Serum triglyceride concentration was significantly lower in the rats fed the alginic acid diet. Serum total cholesterol concentration showed no significant difference in the kind and the amount of three dietary fibers. Serum HDL-cholesterol concentration was higher in α-cellulose and pectin diet. HDL-cholesterol/total cholesterol ratio was higher in α-cellulose and pectin diet than alginic acid diet. In conclusion, alginic acid is good for the serum triglyceride decrease, pectin is good for HDL-cholesterol increase, α-cellulose and alginic acid are good for HDL-cholesterol/total cholesterol ratio increase. But the different effects according to the dietary fiber's contents did not show a significant trend.