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        검색결과 43

        1.
        2020.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study aims to derive the criteria of folding techniques and their characteristics through analysis of literature and previous studies. This will be realized by performing a case study on male fashion design and folding. It will propose diverse directions and data for male fashion design, by making men’s jackets using a folding technique. The concept and terms of folding were clarified through examination of existing literature and previous studies. Specifically, four pieces were created with motifs of the four seasons. Among the types of pleats expressed in the works, composition pleats include double ruffles, gathers, and draperies, while processed ones include box pleats, knife pleats, and accordion pleats. This study expresses continuity, fluidity, scalability, and ambiguity through the use of such pleats. The results of the production are as follows. First, in terms of the continuous use of regular and repetitive pleats, a possibility of rich pleats was confirmed because they varied depending on the gap between the pleat and target material. Second, in liquid but irregular pleats, diverse moods were created by the pleat movement. The overlapping of repeated pleats expresses diverse spaces and shapes in a 3D extended silhouette. Third, in pleat classification, ambiguity was confirmed with the use of continuous accordion pleats in the printed gradation fabric. It is anticipated that more diverse and creative designs could be created using more extended techniques in future studies.
        4,600원
        4.
        2017.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is to analyze Alexander Wang’s collections representing the athleisure look, and suggest a multilateral direction for fashion design based on the data. The present study examines literature, journals, and mass media to define the athleisure look and understand the background of its emergence, and assess its key design characteristics. The collections examined are from 2007 fall/winter to 2017 spring/summer, and T by Alexander Wang from 2011 spring/summer to 2016 fall/ winter. A total of 446 photos were collected and verified by a group of experts. The characteristics of the athleisure look in Alexander Wang’s collections were described by the following themes: dynamism (39.46%), unexpectedness (34.30%), sensuality (14.57%), and resistance (11.65%). Results revealed a number of findings: First, regarding the sensuality of the athleisure look found in Alexander Wang’s collections, it was found to exhibit the lines of the human body and highlight sexiness and healthy beauty - with either direct or indirect body exposure. Second, the concept of dynamism is the most frequently seen - utilizing items with a comfortable or loose fit or materials that are flexible to enhance activity. Third, resistance appears as a specific style using aggressive and rough decorations. Alexander Wang’s signature color, black, appears often, and showcases resistance through black clothing and fashion. Fourth, the unexpectedness of the athleisure look found in Alexander Wang’s collections creates its own uniqueness with playful expressions made by various materials’ mixed and matched or made visually fun.
        5,200원
        5.
        2017.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Basic dyes such as malachite green and methylene blue have been used as disinfectants to control water fungal infections since the 1930s. However, after succeeding reports of carcinogenicity and bioaccumulation of the dye, their use was forbidden in lieu of public health. This study undertook to evaluate the therapeutic effect of sulfur solution processed by effective microorganisms (EM-PSS) against Saprolegnia parasitica infection, and its safety in fish. In vitro antifungal evaluation of EM-PSS inhibited the growth of S. parasitica mycelia at concentrations of 50 ppm or higher. The acute toxicity test of EM-PSS to the mud fish (Misgurnus mizolepis) measured a no effect concentration (NOEC) at 100 ppm, the lowest effect concentration (LOEC) at 125 ppm, and the half-lethal concentration (LC50) at 125 ppm in juvenile and 250 ppm in the immature stage. In addition, the ecotoxicity test of EM-PSS using Daphnia magna inhibited swimming of D. magna at concentrations of 100 ppm or less. Lastly, the EM-PSS prevented infection of S. parasitica to mud fish, at concentrations of 50 ppm. Furthermore, at 100 ppm concentration, the EM-PSS showed no acute toxicity on mud fish, nor any eco-toxic effects on D. magnano. Therefore, we conclude that carcinogenic disinfectants such as malachite green and methylene blue could be replaced by EM-PSS to remove S. parasitica in mud fish farming, and might be a potential eco-friendly disinfectant in aquaculture.
        4,000원
        7.
        2011.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is to examine the effects of gait training using functional electrical stimulation on the improvement of hemiplegic patients' functions for balance and gait velocity. The subjects of the experiment were determined to be 10 each hemiplegic patients who had been diagnosed with stroke or brain damage six months or longer earlier assigned to an experimental group and a control group respectively. The subjects were evaluated before the experiment using Tetrax and 10M gait tests, received gait training five times a week for four weeks using functional electrical stimulation and were evaluated after the experiment in the same method as used in the evaluation before the experiment. In order to examine differences between the experimental group that received gait training using functional electrical stimulation and the control group that was treated by functional electrical stimulation and received gait training thereafter, differences between before and after the experiment were analyzed using paired sample t-tests and differences in changes after the experiment between the experimental group and the control group were analyzed using independent sample t-tests in order to compare the two groups with each other. Experimental results showed significant differences in weight bearing, balance and gait velocity between before and after the experiment in the experimental group(p<.05). In the control group, whereas weight bearing and gait velocity did not show any significant difference between before and after the experiment(p>.05), balance showed significant differences(p<.05). Weight bearing, balance and gait velocity change rates showed significant differences between the experimental group and the control group(p<.05). In conclusion, it was indicated that gait training using functional electrical stimulation is effective for enhancing stroke patients' weight bearing rates, balance abilities and gait velocity.
        4,000원
        10.
        2011.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is to investigate and reveal the effects that the complex exercise training consisting of aerobic exercise and strength training(sit up, push up) that everyone can easily practice regardless of a time and a place in order to manage practically the physical strength of the aged affects the difference on their body composition and the change of physical fitness level. Looking into the change of body composition of an experimental group, the weight of 2.5kg was reduced after applying complex training for 12 weeks and the body fat mass of 2.65kg was reduced. Also, the abdominal fat of 0.13% was decreased and the muscle mass of 1.56kg was increased. For the change factors of physical fitness, cardiovascular endurance, muscular strength, muscular endurance, balance and flexibility excluding agility showed significant improvement after applying complex exercise training. The improvement of health fitness of the aged under this study was significantly effective to improve specified body functions which had been lowered by aging and insufficient physical activities. So, it is regarded that their health fitness is the important factor to improve the activity competence required for daily life and to lead healthy living by the improved activity competence. Henceforth, it needs to study more the complex composition of several sports, exercise intensity and the frequency based on the previous researches and studies. In addition, it needs to develop the complex exercise training in accordance with various characteristics such as a sex of the aged, an age, a physical fitness level, environment, a disease and the program in consideration of the efficacy and safety during training.
        4,000원
        11.
        2010.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study aims to reveal how EA affects BAX and NF-kB involved in cell deaths from global ischemia, and to do this, observes the changes of BAX and NF-kB caused by EA application after transient global ischemia. The experimental method is to give rise to global ischemia and apply EA to 27 SD rats with the particulars of being six-week-old, male, around-300 gram-weighing, and adapted to laboratory environment for more than a week, and divide them into three groups, that is, GV20 EA group(n=9), L14 EA group(n=9), no-treatment GI group(n=9), and then observe their changes of BAX and NF-kB at the time lapse of 6 hours, 9 hours and 12 hours after ischemia, using western blotting. The numerical decrease of BAX expression at the time lapse of 9 hours after EA application, though not statistically significant, was observed in GV20 EA group and L14 EA group, and the NF-kB expression appeared statistically significant decrease in GV20 EA group and L14 EA group, but the expression was higher in the group with EA application. Therefore, EA application at the early phase of global ischemia is considered to affect BAX and NF-kB and play a positive role in decreasing apoptosis and cell deaths by inflammation.
        4,000원
        14.
        2019.02 KCI 등재 서비스 종료(열람 제한)
        Background: Various Schisandra chinensis (SC) varieties grow in diverse regions in Korea. However, there is no valid scientific evidence of these varieties. This study aimed to select the excellent resources in terms of the growth characteristics, antioxidant activities, and analysis of the active compounds of the SC collection. Method and Results: In total, 154 resources of SC were collected from various regions of Korea. The growth characteristics were measured by the number of fruit bunches, fruit number, and weight of 100 fruits. The antioxidant activities were investigated by analyzing the total flavonoid and total polyphenol contents and the radical scavenging activity of DPPH and ABTS. Schizandrin A, schizandrin c, gomisin a, and gomisin N were analyzed by HPLC. Each resource showed different growth characteristics. Among the antioxidative effects, the highest 20 resources showed high antioxidant activities in selected 29 resources. Analysis of the SC lignan index showed that all resources contained more than 1.16% of active compounds. Conclusions: All of the selected 29 SC resources were shown to have excellent growth characteristics, antioxidant activities, and bioactive compound richness. Especially, SC-004, SC-007, and SC-154 showed the best growth characteristics, and SC-22, SC-40, and SC-45 showed the best antioxidant activities and bioactive compound richness.
        15.
        2018.06 KCI 등재 서비스 종료(열람 제한)
        Background: Atractylodes japonica Koidz. and Atractylodes macrocephala Koidz. belong to the family (Asteraceae). Their rhizomes, called white Atractylodes rhizomes, are used in traditional medicine. To address some issues with their cultivation, we recently developed eight hybrid cultivars by interspecific hybridization of A. japonica and A. macrocephala. This study was conducted to screen the hybrid cultivars that have high amounts of active ingredients and yield ability. Methods and Results: Experiments were conducted using the eight hybrid cultivars and A. macrocephala (control cultivar) in the experimental field of the department of Herbal Crop Research located in Eumseong, South Korea. We investigated the growth characteristics of the aerial and underground parts. Among the cultivars, ‘Sanwon’ had the highest rhizome dry weight (53.8 g/plant), followed by ‘Dachul’ (50.0 g/plant). In addition, the content of atractylenolide I, II, III and total active ingredients were investigated using high-performance liquid chromatography. Compared with A. macrocephala, most of the inter-specific hybrid cultivars had a higher content of active ingredients and yield ability. Conclusions: Through study, we established the superior quality of Atractylodes inter-specific hybrid cultivars. In particularly, it was found that ‘Dachul’ may be grown as a superior cultivar, with high amount of active ingredients as well as yield ability.
        16.
        2018.05 서비스 종료(열람 제한)
        Background : This study was performed to investigate change in OnjisaponinB contents of Polygala tenuifolia depending on drying methods. Methods and Results : For this study, 5-years-old Polygala tenuifolia local cultivars from RDA(Eumseong) were used. Before starting to drying, root was shade-dried for 3 days and separated with the lead. Next, two types of drying methods conducted; natural drying and hot air drying. Hot air drying was controlled at 40℃, 50℃, 60℃ and 70℃ and checked with every 3 hours. Dried root from market was used as control group. The water content of raw root was about 52.04%. When it started to dry, the contents of it significantly decreased. The dried roots from market were 6.25 - 6.84%. To be under 7% of water contents, 6 hours of drying was enough in natural drying methods and 40℃, 50℃hot air drying methods. In case of 60℃, 70℃ hot air drying methods, it took under 3 hours. The OnjisaponinB contents of raw root was 0.53%. The dried root from market had 0.74% of onjisaponinB. During the drying, the contents of OnjisaponinB changed depending on the drying methods. Hot air drying method had more effect on OnjisaponinB contents than natural drying method. Conclusion : From the above results, we may suggest that natural drying methods was enough to drop the water content of Polygala tenuifolia. Because during pre-treatment steps including shade-drying and separating lead, much of water contents already decreased and became easy to lose water. However to get more OnjisaponinB, hot air drying methods can beneficial than natural drying methods.
        17.
        2018.05 서비스 종료(열람 제한)
        Backgoound : Various varieties of Schisandra chinensis (Omija) are grown in various regions of Korea. However, there is no study on varieties with excellent efficacy for each variety. Therefore, in this study, it is aimed to select the excellent lineage by analyzing the active compounds of Omija collection species Methods and Results : 154 lineage of Omija was collected from Muju of Jeollabuk-do, Jangsu of Jeollabuk-do and Hoengseong of Gangwon-do. They were cultivated in test-research farm in Rural Development Administration at Eumseong of Chungcheongbuk-do and used as materials. In order to analyze the active compounds (Shizandrin A, Shizandrin C, Gomisin A, Gomisin N) in Omija, the HPLC method described in the Korean Pharmacopoeia (compounds of Omija indicator) was used. As a result of analysis of functional compounds, SC-003, SC-005, SC-013, SC-015, SC-019, SC-020, SC-022, SC-023, SC-040, SC-042, SC-045, SC-066, SC-069 and SC-072 were collected from Jangsu, Jeollabuk-do, SC-082 was collected from Hoengseong, Gangwon-do and SC-139 was collected from Muju, Jeollabuk-do showed higher contents of functional compounds than other collected species. Conclusion : As demand for high income crop has increased, new cultivar breeding is required to produce high quality Schisandra chinensis (Omija). In this study, Shisandra A, Shizandrin C, Gomisin A and Gomisin N were analyzed as functional compounds of Omija. They can be used for new Omija breeding. Especially SC-003, SC-019, SC-022, SC-040, SC-045, SC-069 and SC-082 can be superior lineags with high functional compound contents.
        18.
        2018.05 서비스 종료(열람 제한)
        Backgoound : Sprout vegetables are rich source of nutrients for human health. The safflower seeds contained various functional compounds and nutritions, and can be used as food material without restriction. Therefore, this study was performed to compare the antioxidant properties of sprouts from safflower seeds according to germination periods. Methods and Results : The safflower seeds were sterilized and steeped with distilled water, then incubated at 25℃ for 1 - 7 days. These sprouts and seeds were extracted with methanol, and used as samples for antioxidant properties (total phenolics, total flavonoids contents, DPPH, and ABTS radical scavenging activities). Total phenolics, total flavonoids contents, and antioxidant activities were higher in safflower seed than sprouts. Among sprouts with various germination periods, the sprouts incubated 4 - 7 days were higher in total phenolics, total flavonoids contents, and antioxidant activities than other sprouts. The levels of antioxidant activities were similar in sprouts incubated for 4 - 7 days. Conclusion : These results indicated that the antioxidant properties of sprouts differed according to germination periods, and the optimal germination period of safflower seed as sprout vegetables are 4 days.
        19.
        2018.05 서비스 종료(열람 제한)
        Background : Atractylodes japonica koidz. (AJ) and Atractylodes macrocephala koidz. (AM) belong to Atractylodes genus (Asteraceae) and their rhizomes are used as traditional medicine ‘Baek-chul’. The ‘Baek-chul’ is considered to be effective for the treatment of stomach disorder, virus, diuresis, inflammation, arthritis and Atractylenolide I, Atractylenolide II and Atractylenolide III are the major active ingredients of these. Previously, we developed 8 hybrid cultivars with disease resistance, high yielding ability and high active ingredients by interspecific hybridization between AJ and AM. In this study, growth characteristics of 8 hybrid cultivars were investigated in RDA experimental field. Methods and Results : Growth characteristics of 8 hybrid cultivars were investigated in RDA experimental field. Among these cultivars, ‘Sanwon’ had the highest fresh weight of rhizome (149.5 g/plant), followed by ‘Dachul’ (145.8 g/plant). Most of hybrid cultivars showed higher fresh weight than and AM (108.7 g/plant). In addition, active ingredients (Atractylenolide I, Atractylenolide Ⅱ and Atractylenolide Ⅲ) were investigated using HPLC. As a result, The sum of active ingredients were the highest in ‘Dachul’ (0.40 ㎎/g) that was 2 times higher than AM (0.22 ㎎/g). Conclusion : In this study, hybrid cultivars showed higher agronomic performance than AM. Particularly, ‘Dachul’ could be the superior cultivar with high atractylenolides as well as high yield ability.
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