• Title/Summary/Keyword: DAMP

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Reliability Study for Upgrade of Diagnosis System of Oriental Medicine DSOM(r) S.1.1 (한방진단설문지 DSOM (r) S.1.1의 Upgrade를 위한 신뢰도 연구)

  • Lee, In-Seon;Kim, Jong-Won;Chi, Gyoo-Yong;Lee, Yong-Tae;Kim, Kyu-Kon
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.26 no.1
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    • pp.88-97
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    • 2012
  • DSOM(Diagnosis System of Oriental Medicine), questionnaire for oriental medical(medicine) diagnosis is an online survey system containing 152 questions for female, 149 questions for male that asking the basic symtoms of 16 pathogenic factors(病機). The result of DSOM denotes reliability according to the level of major symptoms of each pathogenic factor. Standard level of reliability is equal to all 16 pathogenic factor basically except phlegm(痰). In case of phlegm(痰) we give different weight depending on whether the factor includes gray color under the orbit(痰飮氣) or not. To examine reliability of DSOM, statistical analysis has been done to the data of felmale 10101, male 1564 except for bad responses and stored between 1st April 2000 to 3rd June 2011. Based on the study, the conclusions were as follows. Reliability of DSOM. For female, all pathogenic factors showed over 85% confidence level except for phlegm 82.6%. For male, all pathogenic factors showed more than 90% confidence level except two factors, phlegm(痰) indicates 87.% and damp(濕) indicates 89.8%. HH rates among pathogenic factors were more than 50 points. For female, HH rates of other 14 pathogenic factors were all over 80% except for heat(熱) 78.2% and insufficiency of Yang(陽虛) 75.3%. For male HH rates of all pathogenic factors were more than 80% except HH rates of heat 78.2% and damp 77.8%. Research based on a degree of satisfaction of reliability derived from pathogenic factors with scores of HH results in for all 16 pathogenic factors showed over 85% of relatively high level of satisfaction for both sexes whose reliability standard come under 5~4 points. Comparing appearance frequency of pathogenic factors for both sexes. Male only displays higer than female in heat(熱). Whereas female were higher than male for other 15 pathogenic factors and the difference was biggest in heart(心) and least in insufficiency of Yin(陰虛). Comparing appearance frequency order of pathogenic factors for both sexes. Female outdistanced male in blood stasis(血瘀) coldness(寒) blood-deficiency(血虛) phlegm(痰), while male outdistance female in heat(熱) insufficiency of Yin(陰虛) deficiency of qi(氣虛). Male had lower average of each pathogenic factors than female except heat(熱) as well as deficiency of qi(氣虛).

A Study on Eum-Fire[陰火] Theory of Idongwon(李東垣) (이동원(李東垣)의 음화론(陰火論)에 대(對)한 연구(硏究))

  • Bang, Jung-Kyun
    • Journal of Korean Medical classics
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    • v.21 no.1
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    • pp.175-181
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    • 2008
  • As the representative medical scholar at the time of Geumwon(金元) Dynasty, Idongwon(李東垣) deepened and developed the meaning of the diseases on internal injuries. He also proposed the primordial Gi[原氣] and Eum-Fire[陰火] theory in the physiology and pathology. Idongwon(李東垣) defined the pathological metabolism of internal injuries as the hyperactivity against Eum-Fire[陰火] due to the lack of primordial Gi[原氣不足], and he suggested the deficiency of Gi[氣虛] in the Spleen and Stomach and the surge of seven modes of emotion as the causes of the Eum-Fire[陰火] hyperactivity. Additionally, he established the therapy principles of eliminating Heat with Sweet and Warm drug[溫熱藥] and raising yang and spreading fire[升陽散火] based upon the above mentioned pathological metabolism. The Eum-Fire[陰火] that was suggested by Idongwon(李東垣) indicates the Heat syndrome[熱證] developed by internal causes[內因], and the principle reason is the consumption of the Spleen and Stomach Therefore, it is important to recuperate the function of Spleen and Stomach in treating the disease symptoms caused by Eum-Fire[陰火], and the therapies of eliminating Heat with Sweet and Warm drug [溫熱藥] and raising yang and spreading fire[升陽散火] are the corresponding ones. However, since vital Essence could be lacked due to the consumption of Spleen and Stomach, the therapy of replenishing Eum has to be considered. Additionally, the damp removal therapeutic method also has to be considered since Damp could be stagnated by the loss of function in Spleen and Stomach. In other way, Eum-Fire[陰火] developed by the consumption of Spleen and Stomach is somewhat similar aspect to the premier Fire[相火] that is developed by the lack of Eum[陰虛]. But complications could be developed if therapies of enriching the Eum[滋陰] to suppress Fire and replenishing Eum[補陰] are mainly used to control the symptoms developed by the lack of Eum[陰虛]. Namely, the drugs used to replenish Eum[補陰] mostly have the heavy and turbid properties, which contrarily have the possibility to debilitate the functions of Spleen and Stomach by causing Dampness within a body. So, care must be made in their use.

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A Study on the Major Symptoms by Each Pattern of Acne Vulgaris (여드름의 변증 유형별 주요 증후에 관한 연구)

  • Jeong, Woo-Yeol;Hong, Eu-Gene;Shin, Jun-Hyuk;Kim, Yoon-Bum;Nam, Hae-Jung;Kim, Kyu-Seok;Lee, Jun-Hee
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.27 no.4
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    • pp.76-86
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    • 2014
  • Objective : This study was performed to find out the differential points of the pattern identification for Acne vulgaris and suggest them to the clinic setting Methods : We searched the papers that suggest patterns identification for Acne vulgaris through China National Knowledge Infrastructure(CNKI), Oriental Medicine Advanced Searching Integrated System(OASIS), Korean Traditional Knowledge Portal(KTKP), Korean Studies Information Service System(KISS). We looked through all the papers, excluded unintended papers, and finally chose some papers that are suitable for inclusion. Then, We extracted all the patterns of Acne vulgaris and chose frequently suggested patterns. Finally we extracted symptoms from selected patterns and arranged them in order of frequency. Results and Conclusions : 1. We found 215 papers and chose 17 papers (Korean : 6, Chinese : 11). 2. We extracted total 67 demonstrations and chose Patterns of Wind-Heat, Damp-Heat, Phlegm and Static blood, Disharmony of the Thoroughfare and Controlling vessels. 3. In Acne vulgaris, the pattern of Wind-Heat tends to have a red papule, sometimes pustule, pain with itching, burning sensation, tidal reddening of the cheeks, white head or black head. The pattern of Damp-Heat tends to have a pustule, node, redness and swelling, pain and greasy skin. The pattern of Phlegm and Static blood has a tendency to be a nodule or cystoma that is hard, dark, painful, long lasting and hard to recover and easy to recur with a scar, pimple, pigmentation. The pattern of Disharmony of the Thoroughfare and Controlling vessels tends to be exacerbated before menstruation, have a small papule that is not easily treated under the chin or around the mouth.

Mirtazapine Regulates Pacemaker Potentials of Interstitial Cells of Cajal in Murine Small Intestine (생쥐 소장 카할세포의 pacemaker potential에서 미르타자핀 효능에 관한 연구)

  • Kim, Byung Joo
    • Journal of Life Science
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    • v.31 no.7
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    • pp.662-670
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    • 2021
  • Interstitial cells of Cajal (ICCs) are the pacemaking cells in the gastrointestinal (GI) muscles that generate the rhythmic oscillation in membrane potentials known as slow waves. In the present study, we investigated the effects of mirtazapine, a noradrenergic and serotonergic antidepressant, on pacemaking potential in cultured ICCs from the murine small intestine. The whole-cell patch-clamp configuration was used to record pacemaker potential in cultured ICCs. Mirtazapine induced pacemaker potential depolarizations in a concentration-dependent manner in the current clamp mode. Y25130 (a 5-HT3 receptor antagonist), RS39604 (a 5-HT4 receptor antagonist), and SB269970 (a 5-HT7 receptor antagonist) had no effects on mirtazapine-induced pacemaker potential depolarizations. Also, methoctramine, a muscarinic M2 receptor antagonist, had no effect on mirtazapine-induced pacemaker potential depolarizations, whereas 4-diphenylacetoxy-N-methyl-piperidine methiodide (4-DAMP), a muscarinic M3 receptor antagonist, inhibited the depolarizations. When guanosine 5'-[β-thio] diphosphate (GDP-β-S; 1 mM) was in the pipette solution, mirtazapine-induced pacemaker potential depolarization was blocked. When an external Ca2+ free solution or thapsigargin, a Ca2+-ATPase inhibitor of the endoplasmic reticulum, was applied, the generation of pacemaker potentials disappeared, and under these conditions, mirtazapine induced pacemaker potential depolarizations. In addition, protein kinase C (PKC) inhibitor, calphostin C, and chelerythrine inhibited mirtazapine-induced pacemaker potential depolarizations. These results suggest that mirtazapine regulates pacemaker potentials through muscarinic M3 receptor activation via a G protein-dependent and an external or internal Ca2+-independent PKC pathway in the ICCs. Therefore, mirtazapine can control GI motility through ICCs.

A Comparison Analysis on the Efficiency of Solar Cells of Shingled Structure with Various ECA Materials (다양한 ECA 소재를 활용한 shingled 구조의 태양전지 효율 비교 분석)

  • Jang, Jae Joon;Park, Jeong Eun;Kim, Dong Sik;Choi, Won Seok;Lim, Donggun
    • Journal of the Korean Solar Energy Society
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    • v.39 no.4
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    • pp.1-9
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    • 2019
  • Modules using 6 inch cells have problems with loss due to empty space between cells. To solve this problem made by shingled structure which can generate more power by utilizing empty space by increasing the voltage level than modules made in 6inch cell. Thus, in this paper, the c-Si cutting cells were produced using nanosecond green laser, and then the ECA was sprayed and cured to perform cutting cell bonding. Three types of ECA materials (B1, B2, B3) with Ag as the main component were used, and experimental conditions varied from 5 to 120 seconds of curing time, 130 to $210^{\circ}C$ of curing temperature, and 1 to 3 of curing numbers. As a results of experiments varying curing time, B1 showed efficiency 19.88% in condition of 60 seconds, B2 showed efficiency 20.15% in 90 seconds, and B3 showed efficiency 20.27% in 60 seconds. In addition, experiments with varying curing temperature, It was confirmed highest efficiency that 20.04% in condition of $170^{\circ}C$ with B1, 20.15% in condition of $150^{\circ}C$ with B2, 20.27% in condition of $150^{\circ}C$ with B3. These are because the Ag particles are densely formed on the surface to make the conduction path. After optimizing the conditions of temperature and curing time, the secondary-tertiary curing experiments were carried out. as the structural analysis, conditions of secondary-tertiary curing showed cracks that due to damp heat aging. As a result, it was found that the ECA B3 had the highest efficiency of 20.27% in condition of 60 seconds of curing time, $150^{\circ}C$ of curing temperature, and single number of curing, and that it was suitable for the manufacture of Solar cell of shingled structure rather than ECA B1 and B2 materials.

Effects of Stress-Induced Sterile Inflammation on the Development of Depression (스트레스로 유발된 무균 염증이 우울증 발생에 미치는 영향)

  • Mi Kyoung Seo;Jung Goo Lee;Dae-Hyun Seog;Se Young Pyo;Won Hee Lee;Sung Woo Park
    • Journal of Life Science
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    • v.33 no.12
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    • pp.1062-1073
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    • 2023
  • Although depression is a common psychiatric disorder that negatively affects individuals and societies, its exact pathogenesis is not well understood. Stress is a major risk factor for depression and is known to increase susceptibility by triggering inflammation. Indeed, many preclinical and clinical studies have suggested a strong link between depression and inflammation. Depression is associated with increased levels of pro-inflammatory cytokines, such as interleukin (IL-)1β, IL-6, IL-12, tumor necrosis factor-α, and interferon-γ, and decreased levels of the anti-inflammatory IL-4, IL-10, and transforming growth factor-β. Administering pro-inflammatory cytokines causes depression-like behaviors in rodents. Conversely, administering anti-inflammatory drugs appears to ameliorate depressive symptoms. Although the importance of inflammation as a mediator of depression has been demonstrated, the mechanisms by which inflammation is activated in depression remain unclear. To address this issue, recent studies have focused on the importance of stress-induced sterile inflammation. Sterile inflammation refers to the activation of inflammatory processes due to physical and/or psychological stress in the absence of pathogens. Stress promotes the release of endogenous factors known as damage-associated molecular patterns (DAMPs), thereby triggering sterile inflammation. In turn, DAMPs are recognized by pattern recognition receptors, leading to the production of pro-inflammatory cytokines. Here, we review the role of DAMPs in depression based on preclinical and clinical evidence on the dysregulation of sterile inflammation.

The Preference of Silk Fabrics by the Linen-like Finishing-used Polyurethane Resin (의마가공용 폴리우레탄 수지로 처리된 견직물의 감성평가)

  • Lee, Jung-Soon
    • Korean Journal of Human Ecology
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    • v.12 no.3
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    • pp.363-376
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    • 2003
  • The purpose of this research was to investigate the property of sensibility of silk fabrics by the linen-like finishing-used polyurethane resin. Subjective evaluations of preference and related sensory descriptors were estimated. Also, related physical and psychological variables were measured. And their correlations were investigated. The value of EM, WT, WC, MIU, and qmax of silk fabrics treated with polyurethane resin decreased and LT, B, 2HB, G, 2HG, 2HG5, and SMD increased. Physical variables which affected on the preference of summer fabrics are B, 2HB, G, 2HG5, qmax, MIU and LT. It was confirmed that silk fabrics treated with polyurethane resin were preferred as a summer fabric. Individual sensibilities that had effects on the preference of summer fabrics were softness including rough and cold. The intensities of weight value on sensory descriptors, which were related with the preference in summer environments, were in following orders: cold, rough, slippery, flexible, stiff and damp. There was no relationship between the subjective evaluation of preference and related sensory descriptors on the fabric and comfort sensation of fabric was derived from psychological variables

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Correlation between Hyungsang Medicine and GCM Types (형상의학과 GCM 체형의 상관성)

  • Hwang Won Duek;Kang Sung Ho;Lee Yong Tae
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.18 no.3
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    • pp.680-687
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    • 2004
  • A study on the correlation between four GCM types and Dam and Bangkwang types of Hyungsang medicine comes to the following conclusions : GCM I type is closely related to Bangkwang type in Hyungsang medicine. GCM II type corresponds to Dam type. In terms of obesity and emaciation, GCM I type is related to obesity and GCM II type to emaciation. In terms of Right and Left, GCM I type is more active in Left, GCM II type in Right. In terms of movement, GCM I and II types are kinetic and GCM III and IV types are static. In terms of Front and Back, the disease of GCM I type usually appears on Back but the treatment starts on Front. In GCM II type, disease mainly occurs on Front but the treatment starts on Back. GCM I type is susceptible to an alimentary disease and constitutionally predisposed to damp-phlegm in Hyungsang medicine. GCM II type is easily affected by a circulatory illness and very vulnerable to heat with blood deficiency and depression and stagnation of Ki.

Piezoelectric shunt damping by synchronized switching on negative capacitance and adaptive voltage sources

  • Qureshi, Ehtesham Mustafa;Shen, Xing;Chen, JinJin
    • International Journal of Aeronautical and Space Sciences
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    • v.15 no.4
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    • pp.396-411
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    • 2014
  • Synchronized switch damping (SSD) techniques have recently been developed for structural vibration control using piezoelectric materials. In these techniques, piezoelectric materials are bonded on the vibrating structure and shunted by a network of electrical elements. These piezoelectric materials are switched according to the amplitude of the excitation force to damp vibration. This paper presents a new SSD technique called 'synchronized switch damping on negative capacitance and adaptive voltage sources' (SSDNCAV). The technique combines the phenomenon of capacitance transient charging and electrical resonance to effectively dampen the structural vibration. Also, the problem of stability observed in the previous SSD techniques is effectively addressed by adapting the voltage on the piezoelectric patch according to the vibration amplitude of the structure. Analytical expressions of vibration attenuation at the resonance frequency are derived, and the effectiveness of this new technique is demonstrated, for the control of a resonant cantilever beam with bonded piezoelectric patches, by comparing with SSDI, SSDVenh, and SSDNC techniques. Theoretical predictions and experimental results show the remarkable vibration damping capability of SSDNCAV technique, which was better than the previous SSD techniques. The broadband vibration control capabilities of SSDNCAV technique are also demonstrated, which exceed those of previous SSD techniques.

Consideration of Literatures on the Treatment of Pain in Shoulder and Arm Based on Oriental Medicine (견비통(肩臂痛)에 대한 문헌적(文獻的) 고찰(考察))

  • Sin, Hong-Jung;Yoon, Il-Ji;Oh, Min-Seok
    • Journal of Haehwa Medicine
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    • v.16 no.1
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    • pp.139-146
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    • 2007
  • 1. The etiological causes of Pain in Shoulder and Arm based on literatures of Oriental medicine are attack of wind-heat on the lung, wind cold, damp-heat struggle between the vital energy and pathogenic factor and six pathogenic factors And all these causes are the conception of blockage syndrome, $Q_1$ and blood stagnating in meridian system. 2. Symptoms of Pain in Shoulder and Arm based on literatures of Oriental medicine are shoulder pain, restriction of activity and radiating pain. 3. The treatments of Pain in Shoulder and Arm based on literatures of Oriental medicine are mainly composed of both medical therapy for $B_1$ syndrome due to pathogenic wind, deficiency of both $Q_1$ and blood, consumption of the liver and the spleen, and also acupuncture and moxibustion treatment by selection of acupoint. And those treatments are for treating etiology. And also there are treatments using the meridian system and Twelve Muscle Region and Ashihyeol for the purpose of treating the symptoms. 4. Acupoints such as Gyun-u, Gyun-jung, Goi-ji, Ju-ryo and Bi-no are most used in treating shoulder and arm pain based on based on literatures of Oriental medicine.

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