• Title/Summary/Keyword: dairy industry

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A Study on the Lifestyle and Fashion Style of City Nomads (시티 노마드의 라이프스타일과 패션스타일에 관한 연구)

  • Kim, Hyejeong
    • Journal of Fashion Business
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    • v.21 no.5
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    • pp.15-29
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    • 2017
  • The purpose of this study is to examine modern people's lifestyle and identify their needs by analyzing clothing behavior through city nomads' attitudes in dairy life, tastes, and methods to pursue in their life. This study tries to understand substitute values as ethical life emerging recently, free life style of mental emotion, clothing behaviors, and fashion style represented by the results. Upon observing city nomads' fashion trend, tunics symbolizing flexibility and comfort and simultaneously reflect colors in a monk style or from basic items that have been used. City nomads' fashion trend also reveals androgynous freeness-and-easiness. City nomads reflect a folksy inspiration, and different cultural perspectives appear in a mixed fashion. Multi-purpose gypsy/boho style is ideal for traveling and occupying smaller spaces in line with the nomadic lifestyle reflectings an American casual image partially by way of gypsy or bohemian nuances. Motorcycle jeans symbolizing functionality for traveling are becoming a part of everyday life. The fashions discussed are categorized as urban, tourer, sports and road. Everyday sportswear - athleisure - is attracting attention enabling a healthy and sound lifestyle. Athleisure is fashion wear harmonizing workplace with leisure, and everyday life and social gatherings. Athleisure represents a significant collapse of the boundary of high fashion and street fashion. Urban- tech wear is light and enables modern people to perform garment and gear functions simultaneously, making storage useful using various technical devices by elevating activity and functionality. Urban outdoor fashion holding functionality and adding modern fashion in appearance has appeared.

Effect of the recrystallization of ice on the freeze concentration process of milk in the lab-scale operation

  • Park, Sung-Hee;Kim, Soo-Hun;Hong, Guen-Pyo;Kwak, Hae-Soo;Min, Sang-Gi
    • Proceedings of the Korean Society for Food Science of Animal Resources Conference
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    • 2005.05a
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    • pp.290-296
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    • 2005
  • This study was carried out to develop the efficient freeze concentration process of milk through controlling the recrystallisation phenomena of ice. Freeze-concentration was progressed with multi-stage freeze concentrator and there was artificial temperature control to induce recrystallisation phenomena. In each stage of freeze concentration process, the regular recrystallisation time was fixed as 1, 2, 4 and 8 hr to compare the solute increment, yield, brix and ice-crystal size among experimental conditions. Higher concentration as total solids was observed due to the elapse of recrystallisation time, and the maximum total solids in final products: 32.67% was obtained at the ripening time of 8 hr in two-stage process. This result was excessively high concentration comparing to the existing researches and presented the possibilities of milk freeze concentration in the dairy industry, The results of brix and ice-crystal size showed the direct correlation with the recrystallisation time that meant the increased processing time showed the increment of brix and ice-crystal size. Obtained results were numerically modelled to predict the progress of concentration in the industrial process and all of them had fairly high R2 of determination. Therefore, we regarded that these numerical models could be utilized for the development of efficient technology in industrial freeze concentration process.

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Pharmacokinetics of a sustained-release bovine somatotropin in lactating cows

  • Han, Seong-kyu;Park, Jin-bong;Kim, Doo;Park, Sang-kyoon;Lee, Ho-sung;Kim, Seong-nam;Chang, Byoung-sun;Ryu, Pan-dong
    • Korean Journal of Veterinary Research
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    • v.39 no.2
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    • pp.267-275
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    • 1999
  • Bovine somatotropin is known to improve the growth rate and lactation in cattle. In this study, we examined the concentration-time profiles of a sustained-release formulation of bovine somatotropin (BST) and insulin-like growth factor-1 (IGF-1) in plasma and milk in cows. In addition, the possible effect of co-administrated vitamin ADE complex on the pharmacokinetic parameters of BST and IGF-1 was evaluated. 1. Plasma BST and IGF-1 levels reached the peak at 12~24 and 48 hours after the administration of BST, and plasma half-lives ranged 100 to 137 and 201 to 310 hours, respectively. To 8th day after administration, BST and IGF-1 levels in milk were not significantly different from the control levels. 2. Plasma BST levels showed cyclic pattern with high concentrations in early stage after each injection and following gradual declining during repeated administrations at 2 week intervals, while plasma IGF-1 levels in treated animals did not show such a cyclic pattern, but remained higher than the control levels. 3. Milk BST and IGF-1 levels during repeated treatments were not significantly different from the control levels. 4. Co-administration of vitamin ADE complex yielded slightly increased AUC of plasma BST for high dose group, but such effect was not evident in the IGF-1 levels. Co-administration of ADE complex tended to increase plasma BST levels and decrease the elimination half-life of IGF-1. 5. These results suggest that the BST formulation tested is one of the ideal sustained-release formulation for long term use in dairy industry. As for the co-administration of vitamin ADE complex, the benefit of co-administration with BST is needed to be further evaluated.

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Molecular identification of coagulase-negative staphylococci by rpoB sequence typing (rpoB 염기서열 분석을 이용한 응고효소 음성 포도알세균 분자 동정)

  • Seong, Won-Jin;Kim, Danil;Kim, Eun-Kyung;Ko, Dae-Sung;Ro, Younghye;Kim, Jae-Hong;Kwon, Hyuk-Joon
    • Korean Journal of Veterinary Research
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    • v.58 no.1
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    • pp.51-55
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    • 2018
  • Bovine mastitis (BM) has resulted in enormous economic loss in the dairy industry and coagulase-negative staphylococci (CNS) have caused subclinical BM. Although VITEK 2 GP ID card (VITEK 2) has been used for CNS identification, the probability of identification varies. The rpoB sequence typing (RSTing) method has been used for molecular diagnosis and epidemiology of bacterial infections. In this study, we undertook RSTing of CNS and compared the results with those of VITEK2 and 16S rRNA gene sequencing. As compared VITEK2, the molecular-based methods were more reliable for species identification; moreover, RSTing provided more molecular epidemiological information than that from 16S rRNA gene sequencing.

Current Status and Prospect of Qauality Evaluation in Maize (옥수수의 품질평가 현황과 전망)

  • 김선림;문현귀;류용환
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.47
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    • pp.107-123
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    • 2002
  • This paper is intented to present a information of various aspects of quality related characteristics and standards for grades in maize. Maize is world's one of the three most popular cereal crops and a primary energy supplement and can contribute up to 30, 60, and 98% of the dairy diet's protein, net energy, and starch, respectively. Maize is also processed into industrial goods by wet or dry milling. Sweet corn is a leader among vegetable crops and its production for fresh or processing markets is a major industry in many countries. Over the years, the combined efforts of breeders and geneticists, biochemists, food scientists, and others have helped bring us to the point where we understand issues related to sweet corn quality. Traditional criteria for selecting corn hybrids have been based primarily on agronomic factors, including grain production, disease resistance, drought tolerance, and storage characteristics. Little emphasis has been placed on the quality and nutritional values of corn. Although there is widespread interest for value-enhanced corns have increased tremendously in the last five years, there is limited information available on the production and comparing the quality attributes of specialty grains with those of normal yellow dent corn. Most countries have developed national maize standards, aiming to provide a framework for trade, both internal and external. Where trading involves direct choice and price negotiation in front of the commodity, grading standards are rarely employed; quality is assessed visually and is influenced by end-use, and the price is determined more by local rather than national factors. The use of an agreed standard will provide an unambiguous description of the quality of the consignment and assist in the formation of a legally-binding contract. Standards can also be seen to protect consumers rights through setting limits to the amount of unsuitable or noxious material.

Profiles of Isoflavone and Fatty Acids in Soymilk Fermented with Lactobacilli, Bifidobacteria, or Streptococci

  • Park, Young-Woo;Lee, Seung-Wook;Choi, Hyung-Kyoon;Yang, SeungOk;Kim, Young-Suk;Chun, Ho-Nam;Chang, Pahn-Shick;Lee, Jae-Hwan
    • Food Science and Biotechnology
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    • v.18 no.2
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    • pp.294-298
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    • 2009
  • Distribution of isoflavones and fatty acids in soymilk fermented with 7 Lactobacilli (L-type), 7 Bifidobacteria (B-type), or 5 Streptococci (S-type) were monitored. Total isoflavones in fermented soymilk ranged from 5.24 to $8.59{\mu}mol/g$ dry basis while those in unfermented soymilk were $8.06{\mu}mol/g$ dry basis. Depending on the types of inoculated microorganisms, fermented soymilk showed different profiles in isoflavones, especially aglycones and $\beta$-glucosides. Four L-type fermented soymilk had significantly higher aglycone content (33.69-46.21%) and low $\beta$-glucosides compared to control (p<0.05). All B-type fermented soymilk showed significantly high aglycone levels (p<0.05). Out of 5 Streptococci, 4 strains produced over 82.2% aglycones. Lipid content ranged from 162 to 224 mg/g and linoleic acid was the highest, followed by oleic, linolenic, palmitic, and stearic acids. Average ratio of unsaturated to saturated fatty acids in control, L-, B-, and S-type fermented soymilks was 6.30, 6.09, 6.30, and 5.94, respectively. This study can help to develop a fermented soymilk containing high isoflavone aglycones and low fat content.

Serum Vitamin E Levels in Pregnant Dairy Cows (임신유우(姙娠乳牛)의 혈청중(血淸中) Vitamin E 농도(濃度))

  • Yong, Mahn Joong
    • Korean Journal of Veterinary Research
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    • v.14 no.2
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    • pp.201-205
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    • 1974
  • Blood serum from 30 pregnant cows, 6 non-Pregnant cows (one month after delivery), 6 sterile cows (ovarian cyst), and 6 heifers (16 months old) were analyzed for total vitamin E concentration by the ferric chloride-bipyridyl reaction. The pregnant group was determined periodically throughout pregnancy. The results obtained were as follows: 1. The mean value of serum vitamin E level in pregnant group was $0.651{\pm}0.068(SE)mg/100ml$, in non-pregnant group $0.647{\pm}0.119(SE)mg/100ml$, in sterile group $0.488{\pm}0.053(SE)mg/100ml$, and in heifer group $0.083{\pm}0.016(SE)mg/100ml$. Samples below 0.19mg/100ml were net observed and most of the pregnants (83.3%) showed the values of 0.40 to 0.99mg/100ml during pregnancy 2. The difference of vitamin E level between pregnant group and non-pregnant group was net significant, but these trio groups showed a significantly higher value than that of sterile group. On the other hand, in heifer group was recognized significantly lower value compared with adult groups. 3. The change of serum vitamin E level in pregnant group revealed the tendency of decrease as gestation progresses and significantly dropped at the eighth month, thereafter, the value was rose slightly at the tenth month of gestation but no differences were observed. The coefficient of correlation between months and serum vitamin E levels during pregnancy was r=-0.956(p<0.01), and a regression equation was Y (serum vitamin E levels, mg/100ml)=1.034-0.063x(month).

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Milk Consumption and Perception of School Milk Program among Elementary, Middle, and High School Students in Korea (우리나라 초·중·고 학생들의 학교우유급식 참여 실태 및 인식 조사)

  • Lee, Young-Eun;Hwang, Dong-Hee;Jeon, Min-Sun
    • Journal of the Korean Dietetic Association
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    • v.22 no.3
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    • pp.163-178
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    • 2016
  • This study was designed to examine the level of milk consumption and perception of the school milk programs among elementary, middle and high school students, which provides the information to improve the school milk program. Using a self-administered questionnaire survey, the data collected from 1,725 students nationwide were analyzed. The results showed that whole milk was the type of milk most frequently drunk by the students, although flavored milk and yogurt products were also highly preferred. When asked whether they wanted the school milk program or not, approximately 30% of the students in the schools presently participating in the school milk program and 50% of the students in the schools not participating the school milk program answered "yes". However, all of the respondents preferred to have a choice for the school milk program. The elementary school students showed a higher level of satisfaction with the school milk program than the middle and high school students. Especially, the level of satisfaction with the taste and flavor of the milk was the lowest among the various satisfaction items. However, the students were reported to believe that milk is highly nutritious and good for their health in the present study. Our results suggest that providing a choice of dairy products would improve the students' satisfaction with the school milk program, and that continuous education about the benefits of drinking milk would also encourage them to participate in the school milk program.

Time-intensity Evaluation of Hot Taste of Red Pepper Seed Extracts as Affected by Mixing Ratio of Red Pepper Seed Extracts (고춧가루와 고추씨 추출액의 혼합 비율에 따른 매운맛의 시간차 강도 평가)

  • Han, Mee-Young;Ko, Soon-Nam;Kim, Woo-Jung
    • Korean Journal of Food Science and Technology
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    • v.31 no.6
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    • pp.1679-1682
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    • 1999
  • This study was carried out to investigate the effect of hot taste of red pepper seed (RPS) extracts in terms of mixing ratio with red pepper powder (RPP) extracts. As the mixing ratio of RPP extracts to RPS extracts increased, the solid yield, viscosity, turbidity and Hunter a and b values were increased but the L values was decreased. The time-intensity curve from sensory evaluation showed that the hot taste of RPP extracts reached maximum point in short time and decreased fastly while that of RPS slowly developed and maintained the intensity with a little decrease in the tested time. The mixing ratio of RPP and RPS responded the properties of their individual hot taste.

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Effects of Mokhyangsaenghwa-tang and Mokhyangsaenghwa-tang plus Cervi Pantotrichum Cornu on Postpartum Recovery and Lactation (목향생화탕(木香生化湯)과 목향생화탕가녹이(木香生化湯加鹿茸)이 산후회복(産後回復) 및 유즙분비(乳汁分泌)에 미치는 영향(影響))

  • Kim, Dong Hwan;Chun, Ho Nam;Cho, Jung-Hoon;Jang, Jun-Bock;Lee, Kyung-Sub
    • The Journal of Korean Obstetrics and Gynecology
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    • v.18 no.1
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    • pp.111-127
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    • 2005
  • Objective : This study was conducted to investigate the effect of Mokhyangsaenghwa-tang (MS) and Mokhyangsaenghwa-tang plus Cervi Pantotrichum Cornu (MS-C) on postpartum recovery and lactation. Materials and Methods : We used 18-week pregnant Spraque Dawley rats and administered the decoctions of MS and MS-C to rats once a day for 4 days or 8 days. Then we observed changes in the body weight of pup rats and complete blood cell count, liver function test, renal function test, mammary gland tissue, level of serum prolactin, ${\beta}-casein$ and WAP of postpartum rats. Result : A significant increase in body weight was observed in MS-C treated pup rats compared with in MS treated group. The levels of WBC and platelet from MS group and MS-C group were decreased compared with the control group. The levels of RBC, hemoglobin and hematocrit from MS group and MS-C group showed statistically significant increases compared with the control group. The levels of protein, albumin from MS group and MS-C group were increased compared with the control group. The levels of BUN, creatinine from MS group and MS-C group did not show statistically significant changes compared with the control group. The mammary gland tissues from MS group and MS-C group showed increased angiogenesis. The levels of serum prolactin from MS group and MS-C group were increased compared with the control group. The expression of ${\beta}-casein$ and WAP genes from postpartum rats treated with MS and MS-C was increased. Conclusion : This study shows that MS and MS-C improved postpartum recovery and lactation in rats.

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