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서영수,김용관,신동환,공보금,이정구,박정환,윤성환,정치영,이상경,김영훈 대한생물치료정신의학회 2001 생물치료정신의학 Vol.7 No.2
Objectives : This open prospective study was performed in order to evaluate the efficacy and extrapyramidal adverse effects of nemonapride in the schizophrenic patients, and was compared wit one of typical antipshchotics. haloperidol and one of atypical antipsychotics, risperidone. Methods : Thirty male and female schizophrenic patients(DSM-Ⅳ) were treated for 12 weeks with haloperidol(n=10), risperidone(n=10) and nemonapride(n=10). The overall efficacy was assessed at baseline, 1st week, 2nd week, 4th week, 8th week, and 12th week by the Positive and Negative Syndrome Scale for Schizophrenia(PANSS). Also the overall safety was assessed in the same time period by the Extrapyramidal Symptom Rating Scale(ESRS). Results : There were no significant differences in PANSS scores(total, positive, negative, and general psychopathology subscale) among haloperidol, risperidone, and nemonapride groups, Treatment responders, defined as at least 20% reduction of baseline total PANSS score, were achieved by 8 patients(80%) in haloperidol group, 10 patients(100%) in risperidone group, and 8 patients(80%) in nemonapride group. And there were no significant differences in ESRS total scores among haloperidol, risperidone, and nemonapride group. Inter-group comparison among haloperidol, risperidone and nemonapride group, as assessed by the ESRS, revealed no significant differences in the shifts to the maximum score, 9.4(±9.4), 6.2(±8.4), and 11.3(±8.1) respectively, and also revealed no significant differences in the mean time reaching the maximum score, 4.5(±4.5) week, 7.8(±4.8) week, and 4.6(±4.4) week, respectivily. Conclusion : There wee no significant differences in the efficacy and extrapyramidal adverse effects among haloperidal, rispecridone and nemonapride groups. These results suggest that nemonapride was as efficacious and safe in he treatment of schizophrenia, as well known and widely used antipsychotics, haloperidol and risperidone.
The complete mitochondrial genome of Thrips palmi (Thysanoptera: Thripidae) in Korea
Bo Yoon Seo,Gwan-Seok Lee 한국응용곤충학회 2018 한국응용곤충학회 학술대회논문집 Vol.2018 No.10
오이총채벌레(Thrips palmi Karny)는 동남아시아지역이 원산으로 국내 침입 외래해충이다. 주로 노지와 하우스에서 재배되는 박과(Cucurbitaceae)와 가지과(Solanaceae) 작물에 직접 섭식과 바이러스 매개에 의한 피해가 크다. 본 연구에서는 차세대염기서열분석기술(NGS)을 통해 오이총채벌레의 미토콘드리아 전장 게놈을 해독하였으며 염기서열 신규 조립(de novo assembly) 결과 전체 길이가 16,414bp인 원형의 유전체로 추정되었다. 미토콘드리아 게놈 전체에서 뉴클레오티드는 A와 T가 78.5%를 차지는 특징을 보였다. 동물의 미토콘드리아 게놈에서 일반적으로 발견되는 37개 유전자 영역에 대해 BLAST 검색을 한 결과 trnV는 탐색되지 않았다. 본 발표에서는 신규 조립된 오이총채벌레 미토콘드리아 게놈 유전체에 포함된 유전자의 종류와 배열 등에 대한 기초 통계자료를 정리하였다.
Bo Yoon Seo,Jin Kyo Jung,Byeong-Reol Choi,Hyung Man Park 한국응용곤충학회 2008 한국응용곤충학회 학술대회논문집 Vol.2008 No.05
Resistance-breaking ability of wild brown planthopper (BPH), Nilaparvata lugens, on resistant rice cultivars has been reported in many Asian countries. To understand the development of resistance-breaking ability of wild BPH in Korea, we conducted the nymphal survivorship test and the electrical penetration graph (EPG) on susceptible and resistant rice cultivars with four different BPH populations, which were collected in the early 1980s (S-BPH), 2005, 2006, and 2007, respectively. The S-BPH showed low survival rates on resistant rice cultivars carrying Bph1 and bph2, respectively. On the other hand, recent(2005~2007) wild BPH populations seemed to have high resistance-breaking ability because they maintained elevated survival rates on most other resistant rice cultivars except Gayabyeo (Bph1 and bph2) and Rathu Heenati (Bph3). In the EPG monitoring, however, wild BPHs could not easily feed on the phloem sap of resistant rice cultivars, Cheongcheongbyeo (Bph1), ASD7 (bph2), and Gayabyeo. Wild BPHs spent more time on reaching the phloem sieve elements of resistant cultivars. Ph waveform duration and honeydew excretion amount of wild BPHs also decreased. From the results, we suggest that though recent wild BPHs collected in Korea have high resistance-breaking ability simultaneously on rice cultivars carrying Bph1 and bph2 through the increase of survivorship, they still have to pay some cost to feed on the phloem sap of resistant rice cultivars.
Bo Yoon Seo,Jeong-Hwan Kim,Jum Rae Cho,Jeong Joon Ahn 한국응용곤충학회 2019 한국응용곤충학회 학술대회논문집 Vol.2019 No.04
The pea aphid Acyrthosiphon pisum is a polyphagous, sap-sucking insect pest with a worldwide distribution. We investigated the developmental time and survivorship in nymphs and longevity and fecundity in adults of A. pisum at five different temperatures applying with following two programs, TWOSEX-MSChart and TIMING-MSChart. Regarding to thermal effect on A. pisum, in this presentation, we will discuss about a population projection and following population parameters calculated in this study: adult preoviposition period (APOP), total preoviposition period (TPOP), oviposition days, eggs per reproductive female, first age of survival rate <50%, proportion of male and female individuals, and life table parameters (net reproductive rate, intrinsic rate of increase, finite rate of increase, and mean generation time).
Bo Yoon Seo,Jin Kyo Jung,Gwan-Seok Lee,Jum Rae Cho 한국응용곤충학회 2019 한국응용곤충학회 학술대회논문집 Vol.2019 No.04
The bean bug, Riptortus pedestris, is one of major hemipteran pests against the soybean, Glycine max in Korea. In previous study, it was suggested that water-taking in the first instar nymphal stage of R. pedestris is certainly necessary for successful ecdysis and their survival. To investigate water-taking behavior of the first instar nymphs of R. pedestris on plant, electrical penetration graphic patterns were analysed while R. pedestris fed on the napa cabbage leaf, Brassica rapa subsp. pekinensis by using EPG system. In the result, a X-waveform was dominantly observed for average 42.0 min out of total recording time (120 min). There was significant positive correlation (r = 0.457, P = 0.000452, n = 55) between body weight increase and cumulative durations of X-waveform. In addition, histological observation of cross-sections indicated that stylet tip in the plant tissue during X-waveform period is located nearby xylem cells, suggesting that X-waveform is closely related to xylem sap feeding behavior of R. pedestris in plant.
Introduction of Neodryinus typhlocybae and biological control of invasive Metcalfa pruinosa
Bo Yoon Seo,Jum-Rae Cho,Chang-Gyu Park,Jeong Hwan Kim,Gwan-Seok Lee,Kwang-Ho Kim,Jin-Kyo Jung,Sung Jun Hong,Ki-Su Ahn 한국응용곤충학회 2018 한국응용곤충학회 학술대회논문집 Vol.2018 No.10
미국선녀벌레(Metcalfa pruinosa)는 외래 침입해충으로 조사가 시작된 2009년 이후 발생지역과 발생면적이 계속 증가하여 2018년에는 123개 시군구의 21,154ha에서 발생이 보고되고 있다. 미국선녀벌레는 농경지와 그 주변 산림지에서 활동하기 때문에 정부와 지자체간 협업을 통해 농림지 동시방제를 5월하순경(부화약충 대상)과 7월 중순경(성충 대상) 2회 실시하고 있다. 농촌진흥청에서는 미국선녀벌레의 기생천적인 선녀벌레집게벌(Neodryinus typhlocybae)의 안정적인 도입과 미국선녀벌레에 대한 생물적 방제원으로서 국내 정착을 위해 이탈리아 파도바대학과 국제협력사업을 2017년부터 수행하고 있다. 선녀벌레집게벌은 완주에서 월동이 가능하였으며 6월 초에 50%이상 우화를 하였다. 2018년도에 온실(완주)과 야외(수원, 태안)에서 증식하여 1,000여 개체 이상을 확보하였으며 도입천적의 안정적인 국내 정착과 확산 및 활용 방안에 대해 논의하고자 한다.