http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
체외충격파 쇄석술 시행 후 5년 뒤 발생한 요관 협착 및 농신장 1예
이현승,권균홍,조용건,김봉진,임창섭,김자영,허동,임학 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.4
A 40-years-old woman was admitted to this hospital with flank pain and high grade fever for 2 weeks. As a matter of her past history, extracorporeal shock wave lithotripsy (ESWL) was performed for treatment of renal stones 5 years ago. Her abdominal CT findings were hydronephrosis with pyonephrosis and renal stones. Antibiotics administered for 5 days had no effects on her symptom improvement. A right ureteral stricture was noticed by ultrasonography follow up. We inserted double J stent and continued antibiotics therapy for 10 days, and then her fever was disappeared and flank pain was improved. ESWL is one of the most important treatment of renal and ureteral stone. However, its complications should not be negligible including bleeding, pain, ureteral obstruction, infection and so on. Complications of ESWL can be divided into acute and chronic courses. When we treat pyelonephritis patient with past history of ESWL, possibility of ureteral stricture must also be considered. In this study we report a case of pyelonephritis caused by ureteral stricture, possibly as a chronic complication of ESWL performed 5 years earlier
An aptamer-antibody complex (oligobody) as a novel delivery platform for targeted cancer therapies
Heo, Kyun,Min, Sung-Won,Sung, Ho Jin,Kim, Han Gyul,Kim, Hyun Jung,Kim, Yun Hee,Choi, Beom Kyu,Han, Sewoon,Chung, Seok,Lee, Eun Sook,Chung, Junho,Kim, In-Hoo Elsevier 2016 Journal of controlled release Vol.229 No.-
<P><B>Abstract</B></P> <P>Aptamers have recently emerged as reliable and promising targeting agents in the field of biology. However, their therapeutic potential has yet to be completely assessed due to their poor pharmacokinetics for systemic administration. Here, we describe a novel aptamer-antibody complex, designated an “oligobody” (<U>oligo</U>mer+anti<U>body</U>) that may overcome the therapeutic limitations of aptamers. To provide proof-of-principle study, we investigated the druggability of oligobody <I>in vivo</I> using cotinine conjugated t44-OMe aptamer, which is specific for the sequence of pegaptanib, and an anti-cotinine antibody. The antibody part of oligobody resulted in extended <I>in vivo</I> pharmacokinetics of the aptamer without influencing its binding affinity. Moreover, the aptamer of oligobody penetrated deeply into the tumor tissues whereas the anti-VEGF antibody did not. Finally, the systemic administration of this oligobody reduced the tumor burden in a xenograft mouse model. Together, these results suggested that our oligobody strategy may represent a novel platform for rapid, low-cost and high-throughput cancer therapy.</P> <P><B>Graphical abstract</B></P> <P> <B>Aptamer-antibody hybrid complex</B>: Because the oligobody requires only a single antibody and utilizes a simple antigen–antibody reaction, it could offer the benefits of aptamers and antibodies, and may be a potentially valuable tool for cancer therapeutics.</P> <P>[DISPLAY OMISSION]</P>
오픈에어 피트니스를 위한 개인용 스테퍼-모빌리티 제품과 서비스
허균(Kyun Heo),안성희(SungHee Ahn) 한국HCI학회 2022 한국HCI학회 학술대회 Vol.2022 No.2
COVID-19 펜데믹이 초래한 재택격리와 ‘거리두기’ 라는 초유의 사태로 인해 야외활동에 대한 갈망과 같은 심리적인 부작용의 발생 이외에도 사람들의 체력저하 경향이 관찰된다. 본 연구는 문제해결을 위하여 최근 이용이 증가하고 있는 퍼스널 모빌리티(이하 PM)를 대상으로 하여 이것이 가진 기능적 특성 가운데 단순한 이동성을 넘어선 확장된 경험으로써의 이동경험과 외부활동 경험을 만족시키면서, 야외 체력증진 활동이 가능한 융합적 기능을 갖춘 개인형 오픈에어 피트니스 서비스 개발연구를 사용자 경험 연구 프로세스에 포커싱하여 진행하였다. 근미래의 ‘헬스케어 기능에 중점을 둔 모빌리티 제품과 서비스’로서의 PM 의 확장성에 관한 연구 개발 과정을 통해 그에 적합한 스테퍼 구동방식을 차용한 ‘PAS 하이브리드 킥스쿠터’ 제품디자인을 진행하였고 제품과 연동하는 앱 서비스를 함께 개발하여 종합적인 헬스케어 중심 모빌리티 서비스디자인을 제안하고자 하였다.
Tae-Kyun Hong,Jae-Kook Lee,Jae-Won Heo,Soon-Il Kim,Dong-Ro Choi,Young-Joon Ahn 한국응용곤충학회 2009 한국응용곤충학회 학술대회논문집 Vol.2009 No.05
The toxicity of Kaempferia galanga rhizome-derived methanol extract (RME), powder (RP) and steam distillate (RSD) to Meloidogyne incognita second-stage juveniles (J2) and eggs and their effects on Lycopersicon esculentum germination and growth were examined in vitro and in pot experiments. Results were compared with those of three nematicides. In contact+fumigant bioassays with J2, RME applied at 1, 0.5 and 0.25mg/g soil exhibited 92, 88, and 73% mortality, respectively. The lethality of RME was almost similar to that of carbofuran but lower than that of either fosthiazate or metam-sodium. RSD and RP were less active than RME. In vapor-phase mortality bioassayswith J2, the test materials were effective in closed container than in open one, indicating that mode of delivery was, in part, a result of vapor action. RME, RSD, and fosthiazate treatments resulted in 91, 100, and 95% inhibition of egg hatch at 250μg/ml and 82, 88, and 81% inhibition of egg hatch at 100μg/ml, respectively. In filter-paper bioassays with L. esculentum seed at 8.8μg/cm2, RME and RP did not cause germination inhibition, while RSD and fosthiazate treatments resulted in 84 and 13% germination inhibition. In pot tests, RME and RSD applied at 8mg/g soil reduced galling caused by M. incognita significantly and fosthiazate at 0.02mg/g soil reduced galling completely. Rhizome materials did not cause any adverse effect on growth of L. esculentum, while fosthiazate application caused significantly reduced root weight. K. galanga rhizome-derived materials, particularly methanol extract, merit further study as potential nematicides and hatching inhibitors for the control of M. incognita populations as fumigants with contact action.
Tae-Kyun Hong,Jae-Kook Lee,Jae-Won Heo,Soon-Il Kim,Dong-Ro Choi,Young-Joon Ahn 한국응용곤충학회 2008 한국응용곤충학회 학술대회논문집 Vol.2008 No.05
The nematicidal activity of Kaempferia galanga rhizome-derived materials (methanol extract, steam distillate, and powder) toward M. incognita second-stage juveniles (J2) was examined using residual contact toxicity and pot bioassays. In residual contact toxicity bioassays with J2, the active principles of K. galanga rhizome were identified as the phenylpropanoids ethyl cinnamate (EC, 1) and ethyl-p-methoxycinnamate (EMC, 2) by spectroscopic analysis. EC exhibited 95% and 49% mortality at 0.06 and 0.04 mg/ml toward J2, respectively, whereas EMC showed 98% and 63% mortality at 0.1 and 0.08 mg/ml. In pot tests with J2, K. galanga rhizome methanol extract gave 92% and 82% mortality at 100 and 20 mg/50g soil, respectively. Steam distillate gave 88% and 68% mortality at 85 and 42.5 mg/50g soil, respectively, whereas rhizome powder provided 83% and 62% mortality at 400 and 200 mg/50g soil. K. galanga rhizome-derived materials, particularly EC and EMC, merit further study as potential root-knot nematode control agents or leads because of their great activity as a nematicide.
허우명,이상균,권상용,김동진,김범철 江原大學校 附設 環境硏究所 2001 環境硏究 Vol.18 No.-
Water quality and pollution state of Lake Chungcho were evaluated during three years from 1998 to 2000. We surveyed physicochemical parameters, and TSI(trophic state index) was calculated using TP, Chl. a, and SD(secchi disc transparency) data of growing season average. Water samples were collected bimonthly except freezing season. During the study period, total annual precipitation in 1998, 1999 and 2000 year was 1,797, 1,722 and 1,345 mm, respectively. Salinity and conductivity were high (29.3±5.5 ppt, and 45,105±7,585 μS/cm) then other lagoons in the Eastern Coast of Korea. Chemocline was formed by salinity at 0.5~1.5m water depth. As a result of this, DO concentration of hypolimnion was below 3.0 mgO₂/L. Especially, when intense chemocline was formed, temperature of hypolimnion was higher than epilimnion. Secchi disc transparency, chlorophyll a, and COD were 0.8±0.3m, 15.7±20.7 mg/㎥, and 3.1±0.8 mgO₂/L, respecively. Most of TN/TP ratios below 20, but concentration of TN and TP was high. Values of TSI ranged between 59 and 77, indicating a eutrophic condition in this system.