• 제목/요약/키워드: Growth appearance

검색결과 605건 처리시간 0.022초

Camembert Cheese : Technology, Microbiology, Biochemistry

  • Gripon, Jean-Claude
    • 한국유가공학회:학술대회논문집
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    • 한국유가공기술과학회 2005년도 제61회 국제 유가공 심포지움
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    • pp.21-27
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    • 2005
  • Surface mould ripened soft cheeses such as Camembert are characterized by the presence of a felt-like coating of white mycelia due to the growth of Penicillium camemberti at the surface. The presence of this mould gives these cheeses a different appearance, as well as a typical aroma and taste. It also lead to a more complex ripening than in other varieties of cheese with simple flora. Theses cheeses are becoming increasingly popular with consumer and there is an increasing demand for them.

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Diagnostics of Treeing Degradation in Organic Insulating Materials by Image Processing

  • Noboru-Yoshimura
    • 한국전기전자재료학회:학술대회논문집
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    • 한국전기전자재료학회 1990년도 추계학술대회 논문집
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    • pp.1-16
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    • 1990
  • In this paper, a system to measure treeing degradation phenomena in organic insulating materials, using an image sensor, is discussed. Using an image processing technique, tree features immediately after tree initiation as well as changes in the configuration of the tree were measured. which up to now have been extremely difficult to observe by conventional visual methods. As a result, it was possible to record the image of tree propagation immediately after its first appearance, and to describe the specific characteristics of tree growth in terms of the length, the degraded area and the sequential images.

종격동내 섬유종증;1례 보고 (Mediastinal Fibromatosis - One Case Report -)

  • 김기출;김기봉;김주현
    • Journal of Chest Surgery
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    • 제25권7호
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    • pp.727-731
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    • 1992
  • Fibromatoses, a broad group of fibrous proliferations of similiar microscopic appearance, show intermediate biological behavior between benign fibrous lesion and fibrosarcoma. they are characterized by the infiltrative growth and the tendency toward recurrence, but they never metastasize. The mediastinal fibromatosis has been extremely rarely reported. We experienced a case of anterior mediastinal fibromatosis ingrowing onto the anterior chest wall in 2-year-old female. A radical surgical resection and anterior chest wall reconstruction was performed successfully.

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Heterogeneous growth of the triploid Pacific oysters Crassostrea gigas created by chemical inhibition of polar body release

  • Jo, Qtae;Han, Jong-Chul;Hur, Yong-Baek;Byun, Soon Kyu;Moon, Tae-Seok
    • 한국패류학회지
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    • 제30권4호
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    • pp.443-447
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    • 2014
  • Triploids have several potential advantages over diploids in aquaculture, drawing an elevated commercial reaction into the realistic application of the techniques despite we are still in the early stage of triploid industry for the Pacific oysters Crassostrea gigas. We traced the growth performance of the triploid C. gigas for over a year from hatchery spats, which was created by manipulations of chemicals (Cytochalasin B, CB or 6-Dimethylaminopurine, 6-DMAP). The growth was clearly marked by an initial longer dormancy and following a great magnitude of heterogeneity. The dormancy was almost 9 to 10-month long or even longer and was considered as a downside of the creation. The heterogeneity was magnified by appearance of extraordinarily growing oysters in part during summer season, which could be a representative upside of the triploids. Overall, however, the results were not as positive as were expected. The longer dormancy and following heterogeneity observed in our practice could be marked as an additional negative sign of the chemical use. The present study, thus, might be highly indicative in the introduction of biological cross between tetraploid and diploid to produce natural triploid embryos.

PVT 법으로 성장된 AlN 단결정의 열처리 공정에 대한 연구 (A study on the heat treatment process for AlN single crystals grown by PVT method)

  • 강승민
    • 한국결정성장학회지
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    • 제27권2호
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    • pp.65-69
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    • 2017
  • AlN 단결정을 $1600{\sim}1800^{\circ}C$의 온도에서 100 torr 이하의 진공하에서 $100^{\circ}C$ 간격으로 열처리하였다. AlN 단결정은 고주파유도가열 방식으로 가열되는 성장부를 갖는 성장장치를 사용하여 PVT법으로 얻어내었다. 단결정 시편들의 표면을 광학현미경으로 관찰하였으며, 성장된 압력 하에서 온도에 따라 형상이 달라짐을 알 수 있었다. 본 연구에서는 광학현미경 관찰 결과를 보고하고자 하며, 열처리 온도가 증가함에 따라 표면의 열에칭이 나타났는데, 이는 작은 에치핏의 형성을 통하여 관찰하였다.

하악두연골의 성장에 관한 시험관적 연구 (GROWTH OF MANDIBULAR CONDYLAR CARTILAGE OF THE RAT IN VITRO)

  • 이동열;남동석
    • 대한치과교정학회지
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    • 제22권2호
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    • pp.309-325
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    • 1992
  • The purpose of this study was to evaluate the effect of intrinsic factor and extrinsic factor for growth of the mandibular condylar cartilage of 4 day-old rats in a serum-free medium for 1, 4, 7, 14 days. They were compared with normal growth in vivo and with growth of spheno-occipital synchondrosis in serum-free medium. The cellular kinetics of cartilages were evaluated by auto-radiography of tritiated thymidine. 1. Condylar cartilage was enlarged with rounded head on day 14 of experiment while in vivo the rounded-headed shape changed into functionally flattened appearance. 2. On day 14 of experiment, a severe reduction of the proliferative zone and a considerable increase of the hypertrophic zone were observed while in normal control group endochondrol bone formation and bone marrow were observed. 3. The proliferative activity in the proliferative zone of condylar cartilage detected by $^3H-thymidine$ incorporation was lower than that of normal control group and decreased more than that of spheno-occipital synchondrosis, but it continued during the 14 days of culture. 4. The continued maintenance of condylar cartilage and morphologic change were disturbed in this culture system, but cell division within the proliferative zone was continued and probably linked to intrinsic factor.

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묘삼의 표질이 본답에서의 생육에 미치는 영향 제2보. 묘삼의 중량과 본답에서의 인삼생육과의 관계 (Effect of Seedling Characters on the Growrh of Ginseng Plant on Field 2. Relationship between Seedling Weight and the Growth of Ginseng Plant on Field)

  • 김종만;이성식;김요태
    • Journal of Ginseng Research
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    • 제5권2호
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    • pp.92-98
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    • 1981
  • This experiment was carried out to inverstigate the characteristics of growth of ginseng Plant on field conditions as affected by seedling weight. Weight of seedling ranged from 0.4 to 1.8g were divided into seven classes at interval of 0.2g. The heavy seedlings showed superiority in stem length, stem diameter, leaf area, number of palmate leaf and leaflets and root weight in 2-,3-, and 4-age as compared to light ones. The heavy seedlings also showed superiority in the ratio of inflorescence appearance in 2-age and seed product in 4-age as compared to light ones, but there were no significant difference in the ratio of missing-plant and the cracking. of root. The differences of growth in field condition as affected by seedling weight were diminished as the age progressed, and the annual growth rates of root of light seedling were high in older plant.

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Optimization of in Vitro Cultivation of Inonotus Obliquus

  • Cho, Nam-Seok;Shin, Yu-Soo
    • Journal of the Korean Wood Science and Technology
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    • 제33권5호통권133호
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    • pp.92-98
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    • 2005
  • This study was performed to get the basic information concerned to the optimum culture condition of Inonotus obliquus. Several solid media, PDA, MEA and Czapek-Dox, and three liquid media were adopted for the in vitro cultivation. Some main features of the fungal morphological characteristics under cultivation conditions were observed and described. Preliminary results showed that appearance of the mycelial mat, hyphal size and substrate pigmentation differed according to the media. The PDA medium was the most favorable substrate for the growth on solid culture, followed by MEA and Czapek-Dox media. Concerned to the addition of amino acids, 5 amino acids, such as alanine, alginine, isoleucine, leucine and threonine, enhanced to the mycelial growth. Isoleucine was shown the best fungal growth. An important morphological hyphal structure for the fungus, the setae, was found in abundance and diverse its shape and size. In liquid culture, fresh potato broth was the best growth stimulant of the fungus, followed by Malt extract and potato broth. Addition of yeast extract to the liquid media had improved the biomass, but not laccase production.

Modified Cultivation Methods Improve Shelf-life and Quality of Soybean Sprouts, Effects of Treatment with Oak Charcoal and Citrus sunki Seed Extract

  • Oh, Young-Ju;Kim, Soo-Hyun
    • Preventive Nutrition and Food Science
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    • 제8권4호
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    • pp.336-342
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    • 2003
  • The effects of cultivation methods (cultivation of curled-shaped type, M-1; conventional cultivation, M-2; growing after treatment with a growth regulator, M-3; cultivation by the combination of M-1 and treatment with oak charcoal, M-4) on the quality characteristics of soybean sprouts were studied by the measurement of growth characteristics. This study also investigated the changes in shelf-life stability of the new soybean sprouts (NSB) using M-4, which was cultivated with oak charcoal and treated with antimicrobial Citrus sunki seed extract. Among the soybean sprouts grown for six days at the high temperature and humidity environment (90$\pm$5% RH, 25$\pm$1$^{\circ}C$), M-1 revealed no significant difference in terms of quality, such as the harvest yield, the rot rate and the growth characteristics when compared with M-2. M-3 showed no significant difference in growth characteristics, of hardness, and sensory evaluation scores when compared with the soybean sprouts grown by conventional methods. NSB had a low number of total microorganisms and had a better appearance after five days of storage than did the control group (M-2). These findings demonstrate that chemical-free and clean soybean sprouts can be grown by combining oak charcoal and antimicrobial Citrus sunki seed extract, thereby meeting the consumer demand for safe, chemical free sprouts.