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권광일(Kwon Kwang Il),윤성원(Yoon Sung Won),김소진(Kim So Jin),강하니(Kang Hani),김해나(Kim Hae Na),김지영(Kim Jee Young),김서영(Kim Seo Young),김길례(Kim Killye),이준형(Lee Jun Hyung),정선미(Jung Sun Mi),옥소원(Ock So Won),이은주(Lee E 韓國營養學會 2010 Journal of Nutrition and Health Vol.43 No.2
본 연구에서는 가공식품 및 외식업체 메뉴의 영양표시 시행에 대한 소비자들의 인식도를 조사하였다. 본 조사는 전국 20세~59세의 부모 1,507명을 대상으로 하여 전화 면담으로 이루어졌다. 전체응답자의 89.8%가 가공식품에 영양표시가 있다는 것을 알고 있었으며, 응답자중 72.3% 가 식품 구입시 영양표시를 확인하는 것으로 나타났다. 우선적으로 확인하는 영양표시 항목은 지방 (57.1%), 열량 (56.3%), 나트륨 (49.0%)이었으며, 알기 쉽고 눈에 잘 띄도록 표시되기를 원하는 항목은 트랜스지방 (62.1%), 콜레스테롤 (26.9%), 열량 (23.9%), 나트륨 (21.0%)순이었다. 외식에 영양표시를 시행할 경우 90.6%의 응답자는 영양표시가 메뉴선택에 영향을 미칠 수 있다고 응답하였다. 패스트푸드 이외에 영양표시 시행을 원하는 외식업체는‘피자 및 치킨’이 60.7%로 가장 높았다. 외식영양표시 시행 시우선적으로 표시하기를 원하는 영양성분은 열량 (62.0%), 지방 (60.3%), 나트륨 (50.9%)으로 나타났다. 본 조사결과 소비자들은 외식 영양표시 실시에 대하여 매우 호의적이며, 표시영양성분 중 열량을 가장 중요시 하는 것으로 조사 되었다. 따라서 소비자가 현명하게 식품을 선택할 수 있는 제도가 마련되어야 할 필요가 있는 것으로 사료된다. Consumer perception of processed food and restaurant food’s nutrient labelling was surveyed. The subjects of this survey consisted of 1,507 parents, whose ages were 20-59 years old. The ratio of the respondents that have known nutrition labelling on processed foods was 89.8% and the ratio of whom have checked the nutrition labelling at their point of purchase was 72.3%. The nutrients which were considered important for nutrition labelling were fat (57.1%), calorie (56.3%) and sodium (49.0%). Also nutrient which were able to be recognized at a glance by the subjects were in the order of trans fat (62.1%), cholesterol (26.9%), calorie (23.9%) and sodium (21.0%). If restaurant menu’s nutrient labelling be enacted, the answer rate that the menu’s nutrition labelling may affect their menu choice is 90.6% of the respondents. Besides of the Fastfoods that are enforcement, restaurants of that customers want the menu to be labeled were ‘pizza and chicken restaurants’. Nutrients that customers preferred to be labelled were calorie (62.0%), fat (60.3%) and sodium (50.9%).
마이크로어레이 기술을 활용한 자외선 차단제의 주름생성 억제 연구
주정흔 ( Jung Hun Ju ),이종권 ( Jong Kwon Lee ),손경희 ( Kyung Hee Sohn ),임채형 ( Chae Hyung Lim ),홍순근 ( Soon Keun Hong ),김정래 ( Jung Rae Kim ),옥소원 ( So Won Ock ),김진호 ( Jin Ho Kim ),김인영 ( In Young Kim ),김승희 ( Seu 한국동물실험대체법학회 2008 동물실험대체법학회지 Vol.2 No.1
Ultraviolet(UV) irradiation damages skin and causes premature skin aging (photoaging) characterized by thickening, rough texture, coarse wrinkles and mottled pigmentation. A number of genes have been reported to be involved in the response to UV irradiation. However, these data are concentrated on a limited number of well-known genes and consequently limited in scope. Microarray technology has greatly facilitated the study of differential gene expression and allowed large-scale determination of gene expression changes associated with tissue changes and tumor formation. In the skin, microarrays have previously been used to study the basal gene expression that are sensitive or resistant to skin aging, and to examine differential gene expressions associated with the effects of UV irradiation. Many investigations have attempted to clarify the mechanisms induced by chronic UV irradiation, but the cellular and molecular events are not fully understood. To identify differential gene expressions associated with the effects of UV and sunscreen agent, we performed cDNA microarray analysis. We evaluated the differentially expressed gene profiles in UV-induced wrinkle and inhibitory effect of topical application of sunscreen agent on the formation of UVB-induced wrinkle. We identified functional gene sets including those involved in extracellular matrix, signaling, immunity and defense. There were significant changes of the gene expression in the mmp-13, laminin(beta), procollagen, ccl3, ccl4, cxcl10, ccl9, p16, caspase 9 etc. in the skin irradiation with UV.