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Reserpine이 격리성장 동물의 과잉 공격성에 미치는 영향
장현갑,박순권,강성군 한국심리학회 1989 한국심리학회지 생물 및 생리 Vol.1 No.1
본 연구는 격리성장에 의해 야기되는 격리증후군 가운데 가장 두드러진 행동특징으로 간주되는 과잉공격성에 reserpine투여가 어떤 영향을 미치는가를 알아보기 위한 것이다. 생후 21±1일에 이유시킨 생쥐(A/J혈통)를 57일간 격리사육시키고 약물처치전 공격성 검사를 실시하였다. 사전검사에서 공격성을 나타낸 격리군과 집단군에게 reserpine(2.5㎎/㎏)을 투여하고, 공격성의 행동지표인 꼬리치기 반응을 측정하였다. 본 연구의 결과는 1) 격리군이 집단군에 비해 높은 공격성을 나타내었다. 2) reserpine 투여에 의해 격리군과 집단군 모두에서 공격성이 유의미하게 감소되었다. 이와같은 연구결과는 diazepam투여에 의해 격리동물의 공격성이 감소된다는 본 연구자들의 이전 연구(장현갑 등, 1988)를 지지하는 것으로 생각된다. The purpose of this study was to determine the effects of reserpine treatment on the isolation-induced hyperaggression in A/J strain of albino mice. Male mice were separated from their own litters on the weaning day(21±1 days) and reared in isolation or in group for 57days. The behavioral index of aggression is the tail-rattling(TR) response to the opponent animal surrounded by a wire screen. In the pretest, both isolation and group animals were exposed to the opponent animal and TR responses were observed. Mice which showed TR response in the pretest were tested after reserpine(2.5㎎/㎏) injection. The present results are as follows: 1) isolation-reared animals showed higher aggression than those of group-reared animals in the pretest 2) reserpine treatment effectively reduced the occurrence of TR response in both isolation-reared and group-reared animals. These results are consistent with our previous study(Chang, et al., 1988) that diazepam treatment decreased the isolation-induced hyperaggression.
장현갑,박순권,강성군 한국심리학회 1991 한국심리학회지 생물 및 생리 Vol.3 No.1
본 연구는 스트레스성 위궤양 발생에 미치는 dopamine성 물질의 영향을 검토하고 나아가 격리성장 경험이 위궤양 발생을 억제시키는 효과를 dopamine성 물질과 관련시켜 알아 보기 위한 것이다. Dopamine 전구물질인 L-dapa 투여는 집단동물과 격리동물의 위궤양을 억제하는데 반해 dopamine 수용기 차단제인 haloperidol은 두 집단 동물의 위궤양을 촉진시켰다. 모든 약물 처치 조건에서 격리성장동물의 위궤양 발생이 집단동물에 비해 유의미하게 낮았다. 그리고 L-dapa를 투여 받은 집단성장동물은 haloperidol을 투여 받은 격리성장동물과 유사한 위궤양 발생을 나타 내었다. 이 결과는 격리동물의 중추에서 catecholamine의 기능이 집단동물에 비해 더 활성화되어 있다는 본 연구자들의 이전 연구 결과를 지지하는 것이다. The one purpose of present study was to examine whether dopamine system is involved in the stress-induced stomach ulceration in mice and the other purpose was to show how attenuation of ulcer by isolation-rearing relates to dopamine system, L-dopa treated animals revealed significantly lower ulceration score than that of saline treatment animals, whereas haloperidol treated animals showed higher ulceration score than saline group in both isolation-reared animals and peer-reared animals. Compared with peer-rearing group, isolation-rearing reduced significantly the development of ulcer in L-dopa, saline, and haloperidol treatment. There was a similar ulceration score between L-dopa treated peer group and haloperidol treated isolation group. The results support our previous findings that catecholamine activity is elevated abnormally by isolation-rearing.
격리성장동물에 있어서 공격성의 정도와 위궤양 발생과의 관계
장현갑,박순권,강성군 한국심리학회 한국심리학회지 생물 및 생리 Vol.6 No.1
본 연구는 격리사육에 의한 공격성-지배성의 정도가 스트레스성 위궤양의 발생에 어떠한 영향을 미치는가를 알아 본 것이다. 생후 21±2일에 이유시킨 생쥐(ICR)를 150일간 격리사육한 후 실험적으로 마련한 자극동물에 대한 공격행동의 빈도에 따라 “공격성-무”, “공격성-하”, “공격성-중”, “공격성-상”으로 구분하고, 24시간 후 1시간 동안의 저온-구금 스트레스를 가한 후, 1시간 30분의 휴식기간을 거쳐 위를 추출하여 위궤양 발생정도를 평정하였다. 얻어진 결과는 다음과 같다. 첫째, “공격성-하”집단과 “공격성-상”집단의 위궤양 발생이 동료 동물에 비해 낮았고, 둘째, “공격성-무”집단과 “공격성-중”집단의 위궤양 발생 정도는 동료 동물과 통계적인 차이가 없었으며, 셋째, “공격성-중”집단의 위궤양 발생은 나머지 3개의 격리집단보다 유의미하게 높았다. 따라서 본 연구의 결과는 정서반응을 적절하게 표현하지 못하고 억압하면 신체에 병리적인 결과가 나타난다는 견해나, 분노와 같은 불쾌 정서를 적절하게 표현하지 못하면 위궤양이나 고혈압과 같은 정신신체 질병이 발생될 수 있다는 견해를 지지한다. The purpose of this study was to examine the effects of the aggression and social dominance on stress ulcer in isolated mice. Subjects were ICR strain of mice that were separated from their own litters on the 21st day of life and reared in isolation and in group for 150 days. All animals divided into four groups, "no-aggressiveness", "low-aggressiveness", "middle-aggressiveness" or "high-aggressiveness" on the basis of the frequency of aggressive behaviors to the stimulating animals. Twenty-four hours after aggression rating, animals were exposed to cold-restraint stress for an hour, and then stomach ulcer was estimated under operational microscope. The results were as follows: First, Ulcer scores of "low-aggressiveness" and "high-aggressiveness" group were lower than group rearing animals. Second, "no-aggressiveness" and "middle-aggressiveness" group were not different from group animals in ulcer score. Third, Ulcer scores in "middle-aggressiveness" group were higher than another three isolation groups. The results of this study hold similar views that if the reaction of emotion is suppressed, physical diseases tend to happen or if unpleasure feeling such as anger does not vent, various psychosomatic diseases such as stomach ulcer or hypertension can be induced.
A.4 : 6시그마와 현장개선 : A.4.6 ; 6시그마 재무성과 측정과 평가 방법 연구 -A사 사례 중심-
권순건 ( Soon Gun Kwon ),이상복 ( Sang Book Lee ) 한국품질경영학회 2011 한국품질경영학회 학술대회 Vol.2011 No.1
This study addresses estimation methods for financial effect of 6 sigma with case study. Lots of corporations have announced their financial effect achieved through 6 sigma innovation. However, none of them reported how to measure performance of their projects and calculation methods. In addition, there are not many studies on financial effect analysis. In this study, It is presented that proper equations on each category and sorting methods.
Antiviral Effect of Korean Native Bee-honey against Influenza A Virus in A549 Cells
Eun-Bin Kwon,Young Soo Kim,Buyun Kim,Hong Min Choi,Soon Ok Woo,Se-Gun Kim,Jang-Gi Choi 한국양봉학회 2023 韓國養蜂學會誌 Vol.38 No.4
Influenza viruses are responsible for respiratory infections in humans, which results in significant morbidity and mortality. Among the drugs commonly employed to treat influenza virus infections, neuraminidase inhibitors, such as oseltamivir and peramivir, feature pro- minently. However, the emergence of drug-resistant viruses underscores the need for the development of new anti-influenza medications. Korean Native bee-honey has been used for medicinal and food. Korean native bee-honey exhibits pharmacological effects, including antioxidant, anti-inflammatory, and antimicrobial activity; however, an anti-influenza effect of Korean native bee-honey has not been reported. In this study, we determined whether Korean native bee-honey from nine different regions (samples A-I) exhibits antiviral activity in pre-, co-, and posttreatment assays using the green fluorescent protein (GFP)-tagged influenza A/PR/8/34 (A/PR/8/34-GFP) virus. The results indicated that sample G (native bee-honey in Nonsan-si, Chungcheongnam-do) exhibited inhibitory effects in the pre-treatment assay against IAV. Also, samples C(native bee-honey in Boseong-gun, Jeollanam-do) and H(native bee-honey in Muju-gun, Jeollabuk-do) had anti-influenza effect under co-treatment conditions, and samples D (native bee-honey in Gapyeong-gun, Gyeonggi-do) and F (native bee-honey in Hamyang-gun, Gyeongsangnam-do) showed antiviral activity under post-treatment conditions. These results warrant further studies to identify the active ingredients and mechanisms underlying the anti- influenza effect of Korean native bee-honey.
( Soon-jae Kwon ),( Dong-gun Kim ),( Jung Min Kim ),( Kyung-yun Kang ),( Min-kyu Lee ),( Min Jeong Hong ),( Jin-baek Kim ),( Seok Hyun Eom ),( Si-yong Kang ),( Bo-keun Ha ),( Jaihyunk Ryu ) 한국육종학회 2018 Plant Breeding and Biotechnology Vol.6 No.1
The faba bean produces medicinally useful phenolic compounds naturally, and is also a good source of food and animal feed. This study quantified the functional compounds and antioxidant activities of five faba bean genotypes selected on the basis of their seed yield and L-dopa content. The highest total tannin content (TTC) and total proanthocyanidin content (TPAC) were observed in the PI252004 genotype and the lowest content in the PI366039 genotype. The total phenolics content (TPC) and total flavonoid content (TFC) of the PI430715 genotype were higher than those of the other genotypes. LC-MS analyses identified 22 different phenolic compounds in the faba bean genotypes. The most abundant proanthocyanidin compounds were prodelphinidin and catechin and the predominant flavonols and flavones were myricetin, quercetin, apigenin, kaempferol, and luteolin-free aglycones or glycosides. The TFC was correlated with ferric-reducing antioxidant power activity (FRAP) (P ≤ 0.05), Trolox equivalent antioxidant capacity (TEAC) (P ≤ 0.01), and DPPH radical scavenging activity (P ≤ 0.01). The results indicated that the PI430715 genotype contained the highest TPC and TFC and exhibited the highest FRAP, TEAC and DPPH radical scavenging activities. These results may help determine the optimal genotypes for breeding new cultivars of faba bean with potentially greater health benefits.
( Soon Beom Kwon ),( Jae Seung Park ),( Seung Gun Lee ),( Jae Hyun Lee ),( Hyun-bin Lee ),( Sang Jun Huang ),( Seung Nam Min ) 한국감성과학회 2019 한국감성과학회 국제학술대회(ICES) Vol.2019 No.-
Introduction: Drones are used in various fields. However, they are not free to fly at nights in most cities by considering safety issues of it. Also, it is not allowed to fly over 150 meters high in invisible zones, especially at night time. Because these cause collision between drones and tall buildings and collision between drones. Purpose: The purpose of this study is to propose a system to control drones, i.e., drone control center. Method: Literature was done before selecting GPS, transmitter and drone information. Discussion/Conclusion: Developed an application to transmits the information received from the controller to the cloud using the LTE network. The control system contain a Vworld’s 3D map provided by the Ministry of Land, Infrastructure, and Transport. The calculated data applied to the 3D map on the drone control system. The system specifies the margin of error compared with the registered airframe information. The controller continuously mointer every drones connected to it and notifiy the pilot when necessary (example, during danger).