• Title/Summary/Keyword: leek

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Systematic Analysis of Microbial Contamination in Leaf and Stem Products in Korea (Systematic analysis 방법을 이용한 국내 엽경채류 농산물의 미생물학적 오염도 분석)

  • Sung, Seung-Mi;Min, Ji-Hyeon;Kim, Hyun Jung;Yoon, Ki-Sun;Lee, Jong-Kyung
    • Journal of Food Hygiene and Safety
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    • v.32 no.4
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    • pp.306-313
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    • 2017
  • This study systemically analyzed the data on the microbial levels in fresh vegetables in Korea to identify the points to control. We scanned the studies published between 2001 and 2015 in peer-reviewed research papers on the microbial levels in fresh vegetables produced in Korea. Plant products were categorized by using the US IFSAC (Interagency Food Safety Analytics Collaboration) category. The most consumed, the non-heat treated, the epidemiological foodborne diseases sources of fresh vegetable in foodservice (KCDC data) were identified by literature review. Articles were screened using National Digital Science Library (NDSL) search engine regarding to microbial hazards in plant products. Based on the total plate count number and coliforms on the 89 data cases from 26 published articles, the total plate count number was high in the order of sprouts, leaf and stem, bulbs and roots, vine-grown, solanaceous, melons, and pome. Escherichia coli was frequently detected in leaf and stem and sprouts products. Focused on the microbial data of leek, lettuce and cabbage, the levels of total plate count, coliforms and Bacillus cereus showed the levels of 4.15~7.69 log CFU/g, 1~6.99 log CFU/g, and 0.51~3.9 log CFU/g, respectively, by 33 published papers. The levels of environmental factors affecting the microbial safety of lettuce and leek before harvest were investigated. Manure, soil, hands, scale, gloves were the major potential microbial contamination points to control. In addition, GAP (good agricultural practice), microbial testing, and improvement of irrigation methods are required to provide the safer fresh produce.

Kinds and Characteristics of Traditional Special Kimchi in Pusan and Kyungnam Province (부산.경남지역의 향토 별미김치 종류와 특징)

  • 이숙희;이경임;한지숙;박건영
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.24 no.5
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    • pp.734-743
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    • 1995
  • This study was conducted to summarize the known kinds and characteristics of traditional special kimchies in Pusan and Kyungnam province. The taste of kimchi varies from region to region within Korea. In the southern part of the country, where the weather is much warmer, more salt is added along with salted anchovy(Myulchi Jeot), and the kimchi is less juicy and richer in flavor. More than 180 different varieties of kimchi are reported in Korea, but there are 30~40 different kinds of kimchi in Pusan and Kyungnam province depending on the main ingredients are known. Puchu kimchi(leek kimchi), Uung kimchi(burdock kimchi), Kongnip kimchi(soybean leaf kimchi) are the typical traditional special kimchi in Pusna and Kyungnam province. Todays, dietary cultures has been gradually changed, and diminished the local characteristics. Also, these tendency appears in the taste of the traditional special kimchi. However, it still remains the distinciton in the taste, ingredients and the methods of preparation of kimchies of Pusan and Kyungnam province. In this paper, the dispersed informations on the kinds, characteristics, and the preparation method of the special kimchies known in literatures and inherited persons in Pusan and Kyungnam province were tried to put together.

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A Survey on the Notion and Intake of Kimchi among College Women (여대생의 김치에 대한 의식과 섭취실태 조사)

  • 김은희;김성로
    • The Korean Journal of Food And Nutrition
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    • v.11 no.5
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    • pp.513-520
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    • 1998
  • A survey of the notion and intake on Kimchi among college women in Pusan was conducted to get some basic information on kimchi. Two hundred sixty seven students in Pusan participated in this survey. Seventy five percent of students answered that they like kimchi. They preferred well-fermented kimchi with anchovy extracts, refreshing taste and crispy texture the saltly and sweet. Chinese cabbage kimchi (87.6%) was found to be the most favored kimchi and Kakdugi(seasoned pickles of cubed radish), Nabak kimchi and Chonggak kimchi (ponytail kimchi) were followed in the order. The most favorite food made from kimchi was stir fried kimchi with rice. They disliked traditional special kimchi, such as Puchu kimchi (leek kimchi), Pa kimchi (green onion kimchi), Kkennip kimchi (perilla leaf kimchi), Godulbaegi kimch (Korea wild lettuce kimchi) and Gat kimchi (Leaf mustard kimchi). About 93 grams of kimchi was consumed daily and this amount was a little. Seventy percent of students did not have any experiences preparing kimchi. Experiences of kimchi preparation were given by mother through kimchii-making event for the winter(71.7%), cooking practice in middle or high school (14.1%) and college(10.9%) and general cooking education (33%). They preferred to buy kimchi at the Agricultural Cooperative Association (48.5%) or a large kimch factory (32.75). College students believe that kimchi is a healthy food and are willing to learn how to make kimchi.

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The activity of ${\alpha}$-amylase and ${\alpha}$-glucosidase as anti-diabetic function

  • Kim, Misook;Kim, Eunji;Kwak, Han Sub;Jeong, Yoonhwa
    • Nutrition Research and Practice
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    • v.8 no.5
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    • pp.602-606
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    • 2014
  • BACKGROUND/OBJECTIVES: We investigated total 26 ingredients of Saengshik which will be commercially produced as an anti-diabetic dietary supplement. SUBJECTS/METHODS: Thirteen vegetables, nine cereals, three legumes and one seed were extracted with aqueous ethanol for 2 h at $60^{\circ}C$, and evaluated for their inhibitory effects against ${\alpha}$-amylase and ${\alpha}$-glucosidase and for total phenolic and flavonoid contents. RESULTS: All ingredients inhibited ${\alpha}$-amylase activity except cabbage. Strong inhibitory activity of ${\alpha}$-amylase was observed in leek, black rice, angelica and barley compared with acarbose as a positive control. Stronger inhibition of ${\alpha}$-glucosidase activity was found in small water dropwort, radish leaves, sorghum and cabbage than acarbose. All Saengshik ingredients suppressed ${\alpha}$-glucosidase activity in the range of 0.3-60.5%. Most ingredients contained total phenols which were in the range of 1.2-229.4 mg gallic acid equivalent/g dried extract. But, total phenolic contents were not observed in carrot, pumpkin and radish. All ingredients contained flavonoid in the range of 11.6-380.7 mg catechin equivalent/g dried extract. CONCLUSIONS: Our results demonstrate that Saengshik containing these ingredients would be an effective dietary supplement for diabetes.

An Analytical Study on the Youngjeob Dogam Bansunsek Euigwae of Choson Dynasty (1609, 1626, 1634 year) (조선왕조(朝鮮王朝)의 영접도감(迎接都監) 반선색의궤(盤膳色儀軌)에 관한 분석적(分析的) 연구(硏究) (1609년(年), 1626년(年), 1634년(年)의 의궤(儀軌)를 중심(中心)으로))

  • Kim, Sang-Bo;Lee, Sung-Woo
    • Journal of the Korean Society of Food Culture
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    • v.6 no.4
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    • pp.433-443
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    • 1991
  • To analyse reception dishes of Choson Dynasty the author studied historic book-Youngjeob Dogam Bansunsek Euigwae (1609, 1626, 1634 year) in which the daily reception dishes for Chinese envoy in Choson Dynasty were described. The results obtained from this study were as follows. 1. The daily food items for reception of Chinese envoy were refined rice wine, rice, large fish, fish, Zogi, Driedjogi, mullet, pork, beef, chicken, egg, salt, soysauce, sweet soy sauce, refined soy sauce, sesame oil, vinegar, bean curd, stone leek, parsley, ginger and gaslic etc. 2. The daily tablewares used for reception of Chinese envoy were ricebowl (bari), small bowl of porcelain (boa), water bowl (daejeop), soup bowl (tang gi), plate (jeopsi), small dish (jong gi), small earthen ware jar (dong hae), jar (hang), pottery (ong gi), wine glass (jan), water cup, chopsticks, kettle, cauldron, bottle, table, knife, napkin, dish towel, brazier, washbowl and meter etc.

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RT-PCR-Based Detection of Six Garlic Viruses and Their Phylogenetic Relationships

  • PARK KWANG-SOOK;BAE YOUNG-JOO;JUNG EUN-JEONG;KANG SOON-JA
    • Journal of Microbiology and Biotechnology
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    • v.15 no.5
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    • pp.1110-1114
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    • 2005
  • Six viruses of the genera Carlavirus (Garlic mosaic virus, GarMV, and Garlic latent virus, GarLV), Allexivirus (Garlic virus X, GarV-X, and Garlic mite-borne filamentous virus, GarMbFV) and Potyvirus (Leek yellow stripe virus, LYSV, and Onion yellow dwarf virus, OYDV) from Korean garlic plants with mosaic symptoms were simultaneously detected by multiplex RT-PCR and subsequently sequenced. An immunocapture RT-PCR for the detection of GarLV, LYSV, and OYDV was also performed. The coat protein phylogenetic analysis of the garlic viruses showed that the Korean isolates were most closely related to the isolates from China, Japan, Brazil, and Argentina. This study is the first report for the differentiation of six garlic viruses in Korea by simultaneous detection using multiplex RT-PCR.

A Study on Oxalic Acid and Calcium Content in Korean Foods (한국 상용식품중 칼슘과 수산함량에 관한연구)

  • Kim, Eul-Sang;Im, Kyeoung-Ja
    • Journal of Nutrition and Health
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    • v.10 no.4
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    • pp.104-110
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    • 1977
  • Vegetables are liberally taken to enhance the mineral, vitamin, and rouphage value of the diet. And calcium is an essential mineral at all ages, although the daily requirement varies with physiological status of the individual. On the other hand, oxalic acid is an unwanted constituent of several clinical disorders. It is therefore necessary to take into account the calcium as well as the oxalic acid content of the various calcium, foods. Oxalic acid, calcium, calcium/oxalic acid ratio and available calcium have been determined in 31 kinds of the Korean common vegetables. The results are summarized as follows; 1. The highest content of oxalic acid has been recorded in Amaranth. spinach and beet. It is respectively 1,100mg%, 619mg%, 550mg% in fresh sample. It is comparatively high in Leek, leavels of perilla, Mugwort, Chyi-leaves, green red pepper, Burdock. 2. Many vegetables have been calculated as below 2.0 in the calcium/oxalic acid ratio. 3. Avaiable calciumis much in Malaolitoria, Lettuce, Green onion whole, Green garlic, Wild onion, Cabbage and Radish root. 4. A food calendar is suggested as a guide to the proper selection of food items for normal individuals and for those suffering from urolithiasis, cardiovascular disease or calcium deficiency status.

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A Study of Sasang Constitution in Kimchi (김치에 대한 사상체질의학적(四象體質醫學的) 고찰(考察)(I))

  • Ann Taek-Won
    • Journal of Society of Preventive Korean Medicine
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    • v.7 no.1
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    • pp.103-122
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    • 2003
  • Purposes This study is for the constitutional health in daily life by adding the Sasang Constitutional points to the kimchi's nutritional ones. It lays the foundation of the development of both new medical kimchis and production of various kinds of kimchis according to different constitution. Methods We have examined the Keemy(氣味) and effect(效能) of kimchi represented in the Korean medicine [Dongyibogam(東醫寶鑑), Hyangyaggibseongbang(鄕藥集成方), Choongyakdaesajeon(中葯大辭典)] and Leejema's literature [DongyiSoosebowon(東醫壽世保元), Dongmooyugo(東武遺稿), Chobon kwon(草本卷)]. Results 1) There are 18 kinds of materials in kimchi, 9 main materials and 9 additional ones. 2) There are mustard, red pepper, garlic, leek, ginger, salt, green onion, and dropwort as good materials of kimchi for Soeumin, which are mostly Shinon(辛溫) or Yeoll(熱). 3) There are eggplant, oyster, chinese cabbage, shrimp, cucumber, and sesame as good materials of kimchi for Soyangin, which are mostly Gam(甘) or Ham(寒) or Ryang(凉), Han(寒). 4) There are bracken, perilla, radish, and taro as good materials of kimchi for Taeumin. which are mostly ShinGam(辛甘) or OnPyeong(溫平), Ryang(凉) Han(寒).

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The antifungal activity and growth promotion effects of Bacillus sp. LP03, TBM40-3 on Pohang Buchu (Leeks). (포항 부추에 대한 biosurfactant를 생산하는 Bacillus sp. LP03, TBM40-3의 항진균성과 생육에 미치는 영향)

  • 장혜원;최용락;주우홍;최윤혁;도형기;황철원
    • Journal of Life Science
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    • v.14 no.5
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    • pp.859-862
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    • 2004
  • This report investigates antifungal activity and effects of growth promotion by biosurfactant produced from Bacillus sp. LP03 and TBM40-3 against fungus causing plants disease (Glay Mold-Botrytis cinerea). Antifugal activity against B. cinerea infeeted to leek (Allium tuberosum Rottler) exhibited better than antifungal agent farming drug (smilex, Dong bang agro., Seoul, Korea.) through the field test. After infected by plant's disease, the leaves growth and number are maintained under presenting biosurfactant produced strains. Especially, one of the strains, named Bacillus sp. LP03 showed strong antifungal activity on field studies.

Survey of Garlic Virus Disease and phylogenetic Characterization of Garlic Viruses of the Genus Allexivirus Isolated in Korea

  • Koo, Bong-Jin;Kang, Sang-Cu;Chang, Moo-Ung
    • The Plant Pathology Journal
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    • v.18 no.5
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    • pp.237-243
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    • 2002
  • A survey of virus infection in garlic plants cultivated in Korea was conducted for three years. Most virus-infected garlic plants (Allium sativum) showed typical symptoms on the leaves such as yellow mosaic, stripes, and distortion. Through immunosorbent electron micro-scopy and RT-PCR analysis, the complex mixtures of viruses including garlic viruses of the genus Allerivirus, gaylic strain of Leek yellow stripe virus of the genus Potyvirus, and Garlic latent virus of the genus Carlavirus were identified in the virus-infected garlic plants. Among these viruses, Allexivirus was the most frequently detect-ed in the regions surveyed. Using sets of differential primers for Allexivirus genomes, two members of the genus were amplified and sequenced from the purified viruses. The deduced amino acid sequences for the coat proteins and the nucleic acid binding proteins of two viruses showed high homologies to Garlic virus A (CarV-A) and Garlic virus D (GarV-D) of Allekivirus. This is the first report of GarV-A and GarV-D in Korea. This suggests that Allexivirus in gavlic plants in Korea was mixed and varied. Phylogenetic analyses showed that the genus Allexivirus was diversi(ied by the processes of accumulation and evolution of viruses in garlic plants due to the long period of repeated vegetative propagation.