• Title/Summary/Keyword: SSC2

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Review of Research for Herbal Medicine on Systemic Sclerosis (전신경화증의 한약치료에 대한 국내외 연구 동향)

  • Roh, Jong Seong;Kim, Sang Chan;Byun, Sung Hui;Yoon, Michung;Shin, Soon Shik;Sohn, Dong Hyun
    • Herbal Formula Science
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    • v.28 no.4
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    • pp.429-441
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    • 2020
  • Objectives : Systemic sclerosis(SSc) is an autoimmune disease characterized by fibrosis of the skin and internal organs and vasculopathy. The purpose of this study was to investigate the trend in the research on SSc using herbal medicine. Methods : We searched for papers which had both systemic sclerosis and herbal medicine from Pubmed, KCI and NDSL. After searching papers, we classified according to the study design and analyzed selected studies. Results : 18 studies were searched. The types and numbers of study were as follows: 11 were in vitro or in vivo studies using herbal medicine or active components, and 7 were clinical research including case reports. 1. Herbal medicines include the therapeutic effects of "tonifying qi(補氣)" or "active blood(活血)" improved systemic sclerosis in vivo and in vitro studies. 2. Active components isolated from Herbal Medicine such as Astragalus membranaceus(黃芪), Zhizi(梔子), Salvia miltiorrhiza(丹蔘) have anti-fibrotic effects. 3. Clinical trials showed that herbal medicine can improve the symptom of systemic sclerosis including skin fibrosis, Raynaud's phenomenon, pain and gastric dysmotility. Conclusions : This study showed that herbal medicine can be effective for treating SSc. However, further studies are needed to develop novel medicine for SSc.

Lycopene Content and Fruit Morphology of Watermelon (Citrullus lanatus) Germplasm Collections

  • Jae-Jong Noh;On-Sook Hur;Na-Young Ro;Jae-Eun Lee;Ae-Jin Hwang;Bit-Sam Kim;Ju-hee Rhee;Jung Yoon Yi;Ji Hyun Kim;Ho-Sun Lee;Jung-Sook Sung;Myung-Kon Kim;Awraris Derbie Assefa
    • Proceedings of the Plant Resources Society of Korea Conference
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    • 2020.08a
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    • pp.32-32
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    • 2020
  • High-quality and high-phytonutrient watermelon fruits have strong market opportunities besides their health related benefits. Hence, investigating quality and nutritional related traits of watermelon genetic resources could provide important baseline data in breeding for increased lycopene content thereby increasing the marketability of watermelon. To this end, we have examined some fruit morphological traits and lycopene content of 105 genetic resources. The morphological characters were recorded on the field and inside laboratory and lycopene was measured using spectrophotometric and HPLC methods. Watermelon fruits have shown a diverse morphological characters. Red and pink fleshed fruits dominated in the entire collections. Fruits with higher thickness of rind were found to exhibit less soluble solid content (SSC). Korean origin fruits were characterized by intermediate SSC while USA, RUS, TJK, TKM, TWN, and URY originated fruits had the highest SSC. The lycopene content varied between 41.37 and 182.82 ㎍/g, 2.81 and 163.72 ㎍/g, and 3.54 and 255.47 ㎍/g using HPLC, UV-Vis, and microplate reader instrumnets, respectively. Red- and pink-fleshed fruits had the highest levels of lycopene content compared to the yellow- and orange-fleshed. Lycopene content had a significant positive correlation with SSC, however, no correlations were detected between lycopene and other quantitative fruit morphological characters.

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Implementation of an AAL2 processor for voice gateway application (음성 게이트웨이 응용을 위한 AAL2 프로세서 구현)

  • 이상길;최명렬
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.27 no.11C
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    • pp.1152-1157
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    • 2002
  • In this paper, a detailed procedure of development for an AAL2 processor widely used in voice gateway application is introduced. The processor supports CPS and SSCS with voice service and framed mode data service. It provides 4 ATM virtual connections, which include 1020 AAL2 channels. The processor has one UTOPIA Level 1 interface for an ATM cell interface and 4 TDM ports for a voice channel interface. The TDM ports carry PCM/ADPCM voice streams. Most AAL2 processors are implemented as software, or hardware and software, so its latency is large. But this processor has very low latency as to CPS and SSCS because all of them are implemented in hardware. Also, it allows not only loopback and switching of CPS packets, but loopback and switching of TDM channels. The key feature is that the internal structure of the CPS and SSCS in this processor seems like as each software function, so they are called whenever they are required. In addition, they are reusable for another design and are scalable for more channels.

Analysis on the Area of Deltaic Barrier Island and Suspended Sediments Concentration in Nakdong River Using Satellite Images (위성영상을 활용한 낙동강 삼각주 연안사주의 면적 및 부유퇴적물 농도 변화 분석)

  • Eom, Jinah;Lee, Changwook
    • Korean Journal of Remote Sensing
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    • v.33 no.2
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    • pp.201-211
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    • 2017
  • The estuary in Nakdong River has changes by the construction of harbors, land reclamation and artificial waterway changes. These resultslead to changes of extinction and creation of deltaic barrier island. The deltaic barrier island changes in the Nakdong River estuary affect the function of the barrier islands and cause environmental changes. Therefore, it is important to monitor the changes in the area of the Nakdong estuary. In this study, long-term changes of the area and suspended sediment of deltaic barrier island in the Nakdong River estuary were analyzed using Landsat TM/ETM+ images. As a result, end point rate (EPR) values of shoreline in Jinwoodo and Sinjado are about 5m/yr and about 50 m/yr, respectively. The EPR values of north-south and east-west direction in Doyodeung are 20 m/yr and -20 ~ 10 m/yr. The suspended sediment concentration (SSC) has a maximum value of $25g/m^3$ in the vicinity of Jinwoodo and Sinjado, while it has a maximum concentration of $40g/m^3$ in the vicinity of Shinjido and Doyodeung. In other words, the area and the SSC change are small in Jinwoodo, and the area change and the SSC variation are large in Sinjado and Doyodeung. As a result of analysis of correlation between area change and SSC variation using all data, the Pearson coefficient value (r) is 0.36 and it is 0.32 in winter data. In other words, it is considered that the SSC variation affectsthe deltatic barrier island area change. However, verification using advanced altimetry data is necessary in the future. These studies can be used for coastal monitoring and environmental monitoring.

Favorable Irrigation Timing with Timer and Fruiting Position Focused on the Fruit Quality and Harvesting Time in Perlite Culture of Muskmelon (멜론의 펄라이트 재배시 타이머 제어에 의한 급액 시간과 착과절위가 과실의 품질과 수확시기에 미치는 영향)

  • Kim, H. J.;Kim, Y. S.
    • Journal of Bio-Environment Control
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    • v.11 no.4
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    • pp.157-162
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    • 2002
  • The efficient timer-controlled irrigation and the favorable fruiting position were investigated far highly quality melon fruits from Feb.18 to July Si 1999. The nutrient solution was supplied either at every hour from 6:00 to 18:00 (T-1) or at 6:00, 8:00, 10:00, 11:00, 12:00, 12:30, 13:00, 13:30, 14:00, 14:30, IS:00,16:00, and 17:00 (T-2). A fruit was set at the first node of the fruit bearing branch from the 10, 12, or 13th node of the main stem. Pot weight was maintained at almost n constant level, regardless of the daily integrated solar radiation in T-2. Soluble solids content (SSC) and fresh weight of fruit were not significantly different among the irrigation treatments at each harvesting time. At the first harvest, SSC and fresh weight of fruit were not significantly different between the fruiting positions within the irrigation treatment. At the second harvest, SSC was higher in T-2 than T-1. The SSC was low in the fruit of the loth node in T-1, while it was not significantly different between fruiting positions in T-2. Fruit fresh weight was the highest at the 12 and 13th nodes in T-1, and the 13th node in T-2. Fresh and dry weights of leaf except petiole, regardless of harvesting time, increased as the node position was higher, The higher the fruiting position was, the lower the leaf weight was. Therefore, it is recommended to irrigate more frequently during the mid-noon. Fruits can be harvested earlier at the lower nodes in the spring crop production.

Fruit Characteristics Based on Leaf to Fruit Ratio in 'Pione' Grapevine (Vitis vinifera × V. labrusca) during Cultivation with Heating (가온 재배 시 '피오네' 포도(Vitis vinifera × V. labrusca)의 엽과비에 따른 과실 특성)

  • Yun, Seok Kyu;Park, Seo Jun;Jung, Sung Min;Kim, Jung Bae;Yoon, Ik Koo;Nam, Eun Young;Yu, Duk Jun;Lee, Hee Jae
    • Korean Journal of Environmental Agriculture
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    • v.33 no.1
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    • pp.57-62
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    • 2014
  • BACKGROUND: Defoliation in grapevine cultivation is practically used to improve light environment within the canopy and thereby fruit quality. Effects of defoliation in five-year-old 'Pione' grapevine during cultivation with heating were investigated to find out optimum ratio of leaf area to fruit cluster weight (L/F). METHODS AND RESULTS: The grapevines were defoliated with berry-thinning 20 days after full bloom to provide various levels of L/F. At harvest, total leaf area values of fruit bearing branches were between 0.23 and $0.60m^2$. With increasing L/F, soluble solids and anthocyanin contents curvilinearly increased ($R^2=0.76^{**}$). At L/F over $0.6m^2/kg$, soluble solids content (SSC) leveled off. With increasing L/F, titratable acidity (TA) linearly decreased ($R^2=0.87^{**}$), but the ratio of SSC to TA linearly increased ($R^2=0.86^{**}$). Anthocyanin content was significantly correlated with SSC and the ratio of SSC to TA ($R^2=0.80^{**}$ and $0.82^{**}$, respectively). When total leaf area per fruit bearing branch was maintained $0.40m^2$, soluble solids and anthocyanin contents linearly decreased ($R^2=0.79^{**}$ and $0.85^{**}$, respectively), but TA linearly increased with increasing fruit cluster weight ($R^2=0.70^{**}$). Fruit was low in quality when the L/F was below $0.6m^2/kg$. CONCLUSION: L/F is recommended to be maintained at least $0.6m^2/kg$ in 'Pione' grapevine during cultivation with heating to produce higher-quality fruits.

XPD Analysis on the Cleaved GaAs(110) Surface (절개된 GaAs(110) 면의 XPD 분석)

  • Lee, Deok-Hyeong;Jeong, Jae-Gwan;O, Se-Jeong
    • Journal of the Korean Vacuum Society
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    • v.2 no.2
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    • pp.171-180
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    • 1993
  • X-ray photoelectron diffraction (XPD) is used to characterize the crystallographically cleaved GaAs(110) surface. By using polar and azimuthal scans of the usual angle-resolved x-ray photoelectron spectroscopy, we get the reconstruction geometry of the clean GaAs(110) surface from the intensity ratio of Ga 3d core-level peaks. The reconstruction parameters are determined by fitting the diffraction pattern with the single scattering cluster (SSC) model, and the results show similar tendencies to those obtained by other techniques.

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Mechanical properties of recycled fine glass aggregate concrete under uniaxial loading

  • Liang, Jiong-Feng;Yang, Ze-Ping;Yi, Ping-Hua;Wang, Jian-Bao
    • Computers and Concrete
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    • v.16 no.2
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    • pp.275-285
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    • 2015
  • This paper reports the results of an experimental study on the compressive strength and the stress-strain curve (SSC) of recycled fine glass aggregate concrete with different replacement percentages of recycled fine glass aggregate. The results show that the recycled fine glass aggregate contents have significant impact on the workability, compressive strength, the elastic modulus, the peak and the ultimate strains of recycled fine glass aggregate concrete. Analytical expressions for the stress-strain relationship of recycled fine glass aggregate concrete are given, which can satisfactorily describe the effect of the recycled fine glass aggregate on the SSC.

Relationship among porcine lncRNA TCONS_00010987, miR-323, and leptin receptor based on dual luciferase reporter gene assays and expression patterns

  • Ding, Yueyun;Qian, Li;Wang, Li;Wu, Chaodong;Li, DengTao;Zhang, Xiaodong;Yin, Zongjun;Wang, Yuanlang;Zhang, Wei;Wu, Xudong;Ding, Jian;Yang, Min;Zhang, Liang;Shang, Jinnan;Wang, Chonglong;Gao, Yafei
    • Asian-Australasian Journal of Animal Sciences
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    • v.33 no.2
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    • pp.219-229
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    • 2020
  • Objective: Considering the physiological and clinical importance of leptin receptor (LEPR) in regulating obesity and the fact that porcine LEPR expression is not known to be controlled by lncRNAs and miRNAs, we aim to characterize this gene as a potential target of SSC-miR-323 and the lncRNA TCONS_00010987. Methods: Bioinformatics analyses revealed that lncRNA TCONS_00010987 and LEPR have SSC-miR-323-binding sites and that LEPR might be a target of lncRNA TCONS_00010987 based on cis prediction. Wild-type and mutant TCONS_00010987-target sequence fragments and wild-type and mutant LEPR 3'-UTR fragments were generated and cloned into pmiRRB-REPORTTM-Control vectors to construct respective recombinant plasmids. HEK293T cells were co-transfected with the SSC-miR-323 mimics or a negative control with constructs harboring the corresponding binding sites and relative luciferase activities were determined. Tissue expression patterns of lncRNA TCONS_00010987, SSC-miR-323, and LEPR in Anqing six-end-white (AQ, the obese breed) and Large White (LW, the lean breed) pigs were detected by real-time quantitative polymerase chain reaction; backfat expression of LEPR protein was detected by western blotting. Results: Target gene fragments were successfully cloned, and the four recombinant vectors were constructed. Compared to the negative control, SSC-miR-323 mimics significantly inhibited luciferase activity from the wild-type TCONS_00010987-target sequence and wild-type LEPR-3'-UTR (p<0.01 for both) but not from the mutant TCONS_00010987-target sequence and mutant LEPR-3'-UTR (p>0.05 for both). Backfat expression levels of TCONS_00010987 and LEPR in AQ pigs were significantly higher than those in LW pigs (p<0.01), whereas levels of SSC-miR-323 in AQ pigs were significantly lower than those in LW pigs (p<0.05). LEPR protein levels in the backfat tissues of AQ pigs were markedly higher than those in LW pigs (p<0.01). Conclusion: LEPR is a potential target of SSC-miR-323, and TCONS_00010987 might act as a sponge for SSC-miR-323 to regulate LEPR expression.