• 제목/요약/키워드: 미각

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A Case Study of a Dysgeusia in a Soyangin Patient (이상미각을 호소하는 소양인 치험 1례)

  • Park, Se-Won;Keum, Na-rae;Bae, Hyo-Sang;Park, Seong-Sik
    • Journal of Sasang Constitutional Medicine
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    • v.30 no.4
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    • pp.53-58
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    • 2018
  • Objective The purpose of this case study was to report improvements of a Soyangin patient with dysgeusia which a salty taste persisted in the mouth. Methods This patient was identified as Soyangin and treated by Yangkyuksanwha-tang-gamibang, acupuncture and moxa. Patient's symptom was assessed G/A(Global Assessment). Results and Conclusions The symptom of a lasting salty taste in the mouth was improved remarkably after using Korean medicine treatment, especially Yangkyuksanwha-tang-gamibang.

Gustation: targeting sodium and sugar reduction (당 저감 및 나트륨 저감을 위한 미각 이해)

  • Rhyu, Mee-Ra
    • Food Science and Industry
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    • v.50 no.4
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    • pp.12-23
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    • 2017
  • Gustation, initiated by the detection of taste molecules by specific receptors expressed in taste cells, plays an essential role in food selection and consequently in overall nutrition for humans. In the past decade, a remarkable amount of knowledge of taste perception in the neurology, molecular biology, and genetics has emerged, particularly in basic tastes- sweet, bitter, sour, salt and umami. Among them, sweet, bitter and umami are recognized via the specific G-protein coupled receptors. Salt and sour are primarily mediated by apically located ion channel-type receptors. Because excessive salt or sugar consumption leads to high rates of diet-associated diseases and it comes from eating prepared or processed foods, an understanding of the underlying mechanisms in salt and sweet perception is crucial in food industry. This review will focus on recent progress of the perception of salt and sweet taste to provide basic knowledge for reducing salt and sugar consumption.

Implementation of Moving Robot for Trace of Target Object Using Video Camera and Distance Sensors (비디오 카메라 및 거리 센서를 이용한 이동 로봇의 특정물체 추적 방법 구현)

  • Lee, Young-Woong;Kim, Jong-Nam
    • Proceedings of the Korea Information Processing Society Conference
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    • 2009.04a
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    • pp.159-160
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    • 2009
  • 특정한 물체를 추적하는 방법에는 여러 가지가 있다. 사람의 경우 시각, 청각, 촉각, 미각 등의 여러가지 방법으로 물체를 추적하고 판단할 수 있는데 한 가지 방법 보다는 두 가지, 세 가지 방법을 동시에 사용하는 것이 물체를 추적하고 판단하는데 도움이 된다. 그러나 컴퓨터는 사용할 수 있는 정보가 제한적 이다. 물체를 추적하는데 있어서 영상데이터 만을 사용할 경우 물체가 가까이 있어 화면 전체를 차지할 경우 더 이상의 물체를 판단하기 힘들어 진다. 이러한 단점을 보완하기 위해 거리 센서를 부착함으로서 이동 로봇이 물체에 일정거리를 유지하면서 이동을 할 수 있도록 구현하였다.

Long Term Outcome of Endoscopically Clipping the Upper Part of R4 Sympathetic Block and R4 Sympathetic Block for the Treatment of Palmar Hyperhidrosis (수장부 다한증에서 Clipping에 의한 흉부4번 교감신경절 상부 차단술과 흉부4번 교감신경절 완전 차단술에 대한 장기성적 비교)

  • Choi, Bong-Chun;Kim, Yong-Han;Sa, Young-Jo;Park, Jae-Kil;Lee, Sun-Hee;Sim, Sung-Bo
    • Journal of Chest Surgery
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    • v.40 no.11
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    • pp.752-758
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    • 2007
  • Background: Thoracic sympathetic block surgery is a safe and effective procedure for palmar hyperhydrosis, and this maintains sufficient moisture and prevents compensatory hyperhidrosis. To avoid compensatory hyperhidrosis, the authors performed sympathetic block surgery just above the R4 level to maintain sympathetic tone affecting the caudal area. Material and Method: A total of 71 subjects (45 males and 26 females) were categorized into two groups. Group 1 (31 patients, mean age: 25.5 years) had clips placed both on the upper and lower part of R4 sympathetic ganglion, and group 2 (40 patients, mean age: 25.9 years) underwent clipping of the upper part of R4. Telephone surveys were done to collect data on 8 categories, and the average follow up interval was 24.9 months (group 1) and 18.9 months (group 2). Result: For group 1, 41.9% experienced no sweating and 48.4% re-plied they experienced some sweating depending on the surrounding conditions. Group 2 showed that 60% experienced no sweating and 35% replied they experienced some sweating depending on the surrounding conditions, 58.1% in group 1 experienced sweating right after the surgery, and 40.0% in group 2 experienced the same. Group 1 (38.1%) and group 2 (37.5%) replied they experienced no hand dryness and more patients in group 2 than in group 1 had hand dryness, but without uncomfortable symptoms. 71.0% (group 1) and 62.5% (group 2) replied they had no compensatory hyperhidrosis or related symptoms. One patient in group 1 and two in group 2 reported they regretted undergoing the procedure. The regions of compensatory hyperhidrosis were the back, thigh and chest in group 1 and the group 2 reported the back, chest, and abdomen in the order of frequency. Fewer incidences of the gustatory hyperhidrosis were noted in group 2. Most of the patients were satisfied with their treatment. Conclusion: Clipping the upper part of the R4 ganglion or R4 sympathetic block are both effective for treating palmar hyperhidrosis and these treatments decrease the occurrence or symptoms of compensatory hyperhidrosis. The upper R4 sympathetic block procedure is easier and safer with fewer incidences of gustatory hyperhidrosis and a higher percentage of patient satisfaction.

Long-term Results of Thoracoscopic T2 Sympathicotomy for Craniofacial Hyperhidrosis in Woman (여성의 안면 다한증에 대한 제2흉부 교감신경 차단술 후 장기결과)

  • 조덕곤;조민섭;박찬범;왕영필;이선희;조규도
    • Journal of Chest Surgery
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    • v.37 no.7
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    • pp.591-596
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    • 2004
  • Recently, thoracic sympathicotomy for craniofacial hyperhidrosis (FH) is increasingly avoided contrast to palmar hyperhidrosis. We recently demonstrated that selective T2 sympathicotomy for FH in woman might be recommended because of differences of the postoperative satisfaction between man and woman. Therefore, this study was designed to analyze the postoperative long term results, evaluate the effectiveness of T2 sympathicotomy and establish the new strategy in treatment of FH in woman. Material and Method: From May 1998 to July 2001, 27 cases of FH in woman that were performed T2 sympathicotomy and minimum 2 years have passed since then at the follow up period. Among them, 20 cases were evaluated by telephone review and medical record. Bilateral sympathetic trunks were severed on the 2nd rib with 2mm thoracoscopic instruments. 7 patients combined with gustatory sweating (GS). Ages ranged from 25 to 62 (mean age, 46.4 years). Result: All patients were relieved of symptom immediately after operation. At postoperative 1 week, all patients were satisfied: 15 patients, “very satisfaction” and 5 patients, “relatively satisfaction”. However, during long term follow up period (from 25 to 63 months postoperatively), 9 patients (45%) were relatively satisfied, 8 patients (40%) complained that there was no difference of postoperative satisfaction and 3 patients (15%) complained of non satisfactory results (regret for surgery). 16 patients (80%) had complaint of uncomfortable feeling because of postoperative GS. Some degree of compensatory sweating (CS) had occurred in all patients: severe 10 patients (50%), severe but acceptable 6 patients (30%), and just conventional 4 patients (20%). The sites of CS were trunk, back, axilla and extremities. Conclusion: Thoracoscopic T2 sympathicotomy is relatively considerable method for FH in woman and the postoperative satisfaction depends on GS and the degree of individual adaptation for CS. Therefore, it is required that the prediction of preoperative risk factors for GS and CS and then careful selection of patients to increase the postoperative satisfaction, and the development of acceptable new treatment modalities.

The Immersion Factors and Characteristics of Youtube Channels for Generation Z (Z세대가 즐기는 유튜브 채널의 몰입 요인과 특징)

  • Kang, MinJeong;Jeong, Eun-Ju;Cho, Hae-Yoon
    • The Journal of the Korea Contents Association
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    • v.20 no.2
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    • pp.150-161
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    • 2020
  • Generation Z(Gen Z), which is referred to people in their late teens to early 20s, becomes one of new major consumer groups in the society. More than 80 percent Gen Z use YouTube content as a main information channel. In this study, we investigate what kind of factors make Gen Z immersed when watching YouTube content. In the background study, we examined immersion and set the cognitive conditions of immersion as reality, fascination, control, and driving as a framework for analysis of case study. In the case study, we analyzed the most popular YouTube channels of each category among the Gen Z with the established framework and then identified 3 main factors: reality, 5 senses, and unpretentiousness and 8 characteristics of them. By conducting survey with Gen Z, we wanted to verify the validity of the characteristics and find out the difference among categories. Subjects answered on a five-point scale how the characteristics of each immersion factor corresponded to their favorite channels. As a result, seven characteristics: 1) familiarity of background, 2) reality of acting, 3)familiarity of material, 4)YouTubers' appearance and 5) voice, 6)multi-sensory, and 7)YouTuber's ability to resemble viewers influenced more than 50% of users' immersion. Although there was no significant difference among categories, the familiarity of the material and the five senses stimulus (YouTube's appearance, voice, audiovisual and surrogate taste) were the most important factors in the entertainment category.

A Study on Consumer Eating out Purchases in Accordance with the Food Lifestyle - Focusing on the Moderating Effects of Consumer Culture - (식생활 라이프스타일에 따른 외식소비자의 구매의도에 관한 영향 연구 - 소비문화를 조절변수로 -)

  • Yang, Dong-Hwi
    • Culinary science and hospitality research
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    • v.22 no.5
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    • pp.13-24
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    • 2016
  • This research was conducted over four weeks from February 1, 2016 until Februay 29. Results were as follows. First, the effects of dietary lifestyle on the purchase intention of consumers was significant and postive, while food flavors (B=0.019 (p<.001)) and convenience (B=0.055 (p<.001)) had a significant and negative effect. To determine the coefficient to measure the adequacy of the model was explained 64.9% of variation in 0.649 premise, the model with F=187.244 (p<.001) to verify the significance level. Second, the moderating effects of consumer culture on the proposed realtionship was examined in 3 stages. The Stage 1 model found a significant effect (0.649, F=18.244 (p<0.01)). The Stage 2 model increased predictive power with the addition of "consumer culture" and was also significant(65.1% and F=142.119 (p<0.01)). The Stage 3 model increased the explanatory power due to the addition of 'lifestyle and found a significant moderating effect of 'Eating consumer culture' (65.9%, so for F=84.469 (p<0.01)).

The user's waterside spatial consciousness in a waterfront project place of Japan (일본의 워터프런트 개발지에 있어서의 이용자의 수변 공간 의식에 관한 연구)

  • Kon, Masayuki;Lee, Myung-Kwon
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2009.10a
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    • pp.136-137
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    • 2009
  • Japanese waterfront project consisted actively from an early stage in 1980's, and the project which activated an area in a destination in a various part of Japan was implemented. For a study to however conscious whether the user in water front be of the waterside space in such waterfront project paper its number is very small. A questionnaire survey was put into effect targeted for 17 points of Japanese typical waterfront project paper completed in about 1990 by this research. With the foundation of this, a member item mean, it was possible to classify development paper of 17 results factor analysis is by 4 kind type of the aquarium type, the natural type, the middle type and the artificial type. And it was possible to classify the motive item conscious of the waterside space by 7 kinds, a view, smell, hearing, sense of touch, the taste, existence of facilities and activity behavior. When seeing the motive item in the center, sight was highest by 57% and about 8%, sense of touch, hearing and olfactory three senses had the lowest taste by 1%. "With aquarium" existence of facilities including etc was about 12 %, and activity behavior including Hitoshi who" can clear a quay" was about 6 %, and it appeared.

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A study on the comparative awareness survey of waterfront areas in Haeundae, Jagalchi and Yokohama (해운대, 자갈치, 요코하마의 워터프런트 지역에 있어서 수변공간의식구조에 관한 연구)

  • Kon, Masayuki;Lee, Myung-Kwon;Yang, Dong-Cheon;Ahn, Chang-Su
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2012.10a
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    • pp.37-38
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    • 2012
  • This study intended for Yokohama Minato Mirai21 district in Japan as waterfront, and Korea did an object again in Haeundae on high ground beach, a Jagalchi market. I carried out questionary survey in an object with the three places and investigated human waterside space consciousness to keep that I came and went. I analyzed the waterside space consciousness of the user to see a questionnaire result. It was 78.7% of 237 people, and there was much 'which felt the' sea breeze for the waterside space consciousness most, and 'that' which the 'sea was seen next saw 217 72.1%,' ship appeared by 203 67.4% order. I carried out reclassification for human five senses (sight, hearing, the sense of touch, taste, sense of smell) and activity, seven items such as the existence of the institution by the question contents of 19 about the waterside space consciousness each and grasped the consciousness of the waterfront user. As a result, Haeundae sense of smell was 32.3%, and a Jagalchi market was that sense of smell (26.1%) had an influence on the waterside space consciousness in 32.3% of taste, 21, Minato Mirai, Yokohama district, and sea building on high ground beach appeared.

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Objective and Relative Sweetness Measurement by Electronic-Tongue (전자혀를 이용한 객관적 상대 단맛 측정)

  • Park, So Yeon;Na, Sun Young;Oh, Chang-Hwan
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.921-926
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    • 2022
  • Sugar solutions (5%, 10%, 15% and 20%) were tested by seven sensors of Astree E-Tongue for selecting a sensor for sweetness. NMS sensor was chosen as a sensor for sweetness among two sensors (PKS and NMS sensors selected in first stage) by considering precision, linearity and accuracy. Sugar, fructose, glucose and xylitol (5%, 10% and 15%) were tested by E-tongue. The principal component analysis (PCA) result by E-Tongue with seven sensors at 5% concentration level of four sweetners was not satisfactory (Discrimination index was -0.1). On the other hand, the relative NMS sensor response values were derived as 1.08 (fructose), 0.99 (glucose) and 1.00 (xylitol) comparing to sugar. Only the E-Tongue relative glucose response 0.99 was different from 0.5~0.75 of the relative sweetness range reported as the human sensory test results. Considering the excellent precision (%RSD, 1.53~3.64%) of E-Tongue using NMS single sensor for three types of sweeteners compared to sugar in the concentration range of 5% to 15%, replacing sensory test of sweetened beverages by E-Tongue might be possible for new product development and quality control.