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Lim Do Gyeong,Lee Ho Yeon,Chung Ho Seok,Hwang Eu Chang,Jung Seung Il,Kwon Dong Deuk 대한요로생식기감염학회 2023 Urogenital Tract Infection Vol.18 No.3
Purpose: Emerging evidence has suggested that prior or concurrent antibiotic (ATB) use may be associated with a poor response to immune checkpoint inhibitors (ICIs) in patients with some solid tumors. This study examined the effects of ATB use on the oncological outcomes of patients receiving ICIs for mUC. Materials and Methods: Patients receiving ICIs for mUC between 2018 and 2020 were assessed retrospectively. Those with over three cycles of atezolizumab or pembrolizumab were included. ATB use, defined as ≥ three days within 60 days before or three months after ICI administration, was compared between groups for oncological outcomes. Results: Thirty-one patients were examined. The ATB-use and no-ATB-use groups consisted of 15 (48.4%) and 16 patients (51.6%), respectively. The ATB-use group showed a lower disease control rate (56.3% vs. 13.3%, p=0.023) than the no-ATB-use group. The objective response rate in the ATB-use group was lower than the no-ATB-use group, but the difference was statistically insignificant (43.7% vs. 13.3%, p=0.113). The ATB-use group had shorter progression-free survival (median three vs. six months, log-rank p=0.045) and shorter overall survival (median three vs. 14 months, log-rank p=0.023) than the no-ATB-use group. The most commonly used antibiotics were fluoroquinolones (46.7%), cephalosporins (40.0%), non-cephalosporin beta-lactams (6.7%), and nitrofurantoin (6.7%). Conclusions: ATB may be associated with poorer oncological outcomes in patients with mUC who received ICI therapy. Hence, further research will be needed to understand the relationship between the modulation of ATB-related dysbiosis and gut microbiota composition with the oncological outcomes in patients with mUC.
임유진(LIM, You-Jin),김도경(Kim, Do-Gyeong) 대한교통학회 2013 대한교통학회 학술대회지 Vol.68 No.-
이 연구는 생활도로 내 보행자 교통사고에 대한 연구를 담고 있다. 현재 생활도로의 안전성을 증진시키기 위한 노력으로 보행자 보호를 위한 안전시설물 설치, 구획 내 자동차 속도 저감 및 통과차량 규제방안, 불법 주·정차 단속 등 많은 노력을 기울이고 있지만, 효과적으로 시행하고 있지는 않다. 이에 본 연구에서는 생활도로 내 사고 특성을 분석하여, 생활도로에서 보행활동에 지장을 주는 영향요인들에 대한 분석을 통해 안전한 보행환경을 구축하는데 목표를 두었다. 이를 위해 최근 3년간(2009년~2011년) 서울특별시 교통사고 이력자료를 사용하여 분석하였으며. 생활도로 내 보행자 사고에 해당하는 사고유형을 각각 인적요인, 운전자 행동유형, 보행자 행동유형, 도로·환경적 유형, 법규위반 유형 등으로 나누어 생활도로 내 보행자사고의 특성을 분석하였다.
Compositional Quenching 으로 제조한 PP / PU 블렌드의 모플로지 및 물성
임경택(Gyeong Taek Lim),주민혁(Min Hyuk Ju),김도형(Do Heyoung Kim),송기찬(Ki Chan Song),김수경(Su Kyung Kim) 한국고무학회 2001 엘라스토머 및 콤포지트 Vol.36 No.3
N/A Polypropylene(PP)/Polyurethane(PU) blends with reactive compatibilizers were prepared by the compositional quenching process. Malefic anhydride grafted PP(MPP) and hydroxyethyl maleimide grafted PP(HPP) were introduced as reactive compatibilizers. The formation of HPP and the reactions of compatibilizers with the PU components were confirmed by FT-IR spectroscopy. The morphology, tensile properties, thermal stability, and surface property were studied. The blends prepared by the compositional quenching showed better dispersed domain morphology than the melt blends. The PU domain size became more uniform and reduced in size with increasing the amount of compatibilizers. The blends with HPP showed slightly smaller domain size than the blends with MPP. The blends with compatibilizers all showed improved tensile properties, surface property, and thermal stability due to the interfacial adhesion effect. The blends with MPP showed higher surface energy than the blends with HPP, but the latter showed better thermal stability compared to the former.
Kim, Su Gyeong,Park, Eun Jin,Lim, Jae Eun,Do, Hyun Jeong,Kim, Jeong Yoon,Cho, Sung Woo,Yoon, Hyun Min,Kim, Cheol Hong Korean AcupunctureMoxibustion Medicine Society 2019 Korean Journal of Acupuncture Vol.36 No.3
This study aimed to report the effect of Korean medical treatment including miniscalpel acupuncture on 2 patients who underwen tsurgery for rotator cuff tear. They were treated for almost 4 weeks at the Department of Acupuncture and Moxibustion, Dong-Eui University Korean Medicine Hospital. Visual analog scale (VAS), and range of movement (ROM) were used to evaluate treatment effects. In both patients, shoulder pain and restriction of shoulder joint movement improved after miniscalpel acupuncture treatment. In Case 1, shoulder pain decreased from a VAS score 8 to a VAS score 3, and ROM of the shoulder improved from flexion $100^{\circ}$ to $160^{\circ}$, extension $10^{\circ}$ to $30^{\circ}$, abduction $90^{\circ}$ to 1$30^{\circ}$, adduction $10^{\circ}$ to $40^{\circ}$, internal rotation $10^{\circ}$ to $50^{\circ}$, and external rotation $10^{\circ}$ to $50^{\circ}$. In Case 2, shoulder pain, which was rated a VAS score 8 at first-visit, disappeared, and ROM of the shoulder recovered to normal range. These results suggest miniscalpel acupuncture may contribute to the recovery process after rotator cuff tear surgery.
Ecological Impact of Giant Ragweed (Ambrosia trif ida) on the Bank of the Rice Field in Korea
Umurzokov Mirjalol,Heo Gyeong Jong,Lim Soo-Hyun,Kim Do-Soon,Cho Kwang Min 한국잔디학회 2023 Weed & Turfgrass Science Vol.12 No.4
This study evaluated the ecological impact of the alien weed Ambrosia trifida on the vegetation of paddy banks in Korea. A. trifida was found in 28 sites out of 118, and interestingly, these sites were mainly in the country's northern provinces (Gyeonggi-do and Gangwon-do). Echinochloa crus-galli was the most distributed species at the bank of rice fields in both the absence and presence of giant ragweed. According to our survey, 22 species of annual and four species of perennial weeds were found in the place where the A. trifida was also found, and 47 species of annual and seven species of perennial weeds were found where A. trif ida did not exist. The average relative cover of A. trifida was 75.8%. The number of annual weed species per square meter showed a relatively significant difference of 3.36 in the presence of A. trifida and 7.18 in the absence of A. trifida. The number of perennial weed species per square meter also showed a significant difference of 0.43 in place with A. trifida and 1.39 in place without A. trifida. There was a negative correlation between the relative cover, relative density, and importance value of perennial weed species and A. trifida. Perennial plant species had lower relative cover, density, and importance value in the presence of A. trifida compared to its absence. The diversity index was 0.61 in the presence and 0.86 in the absence of A. trifida. From the above results, it was concluded that the growth of A. trif ida had a negative ecological impact on the diversity of the surrounding plant species on the bank of the rice field.
Preparation of antimony films by cyclic pulsed chemical vapor deposition.
Kim, Yeon-Hong,Lim, Gyeong Taek,Kim, Bo-Hye,Ko, Hang Ju,Woo, Hee-Gweon,Kim, Do-Heyoung American Scientific Publishers 2008 Journal of Nanoscience and Nanotechnology Vol.8 No.10
<P>Cyclic-pulsed plasma-enhanced chemical vapor deposition (PECVD) for the formation of antimony (Sb) thin films was investigated using Sb(i-C3H7)3 and H2 plasma at temperatures of 200-275 degrees C. The effects of deposition temperature on the film properties, such as resistivity, surface roughness, and crystallinity were examined. The film growth rate (thickness/cycle) was found to be in the range of 0.10-0.5 nm/cycle. High substrate temperatures tended to promote low resistivity, high purity, and smooth surface morphology of the films, compared to low substrate temperatures. All of the deposited films were polycrystalline, with higher deposition temperatures yielding a higher crystallinity in the Sb films.</P>
박영화,임보라,전경륭,권도익,Park, Young-Hwa,Lim, Bo-Ra,Jeon, Gyeong-Ryung,Kwon, Do-Ick 대한중풍순환신경학회 2017 대한중풍.순환신경학회지 Vol.18 No.1
■ Objectives Atrial fibrillation is the most common cause of cardioembolic stroke. Of the 44 ischemic stroke patients with atrial fibrillation who were hospitalized in hospital of Korean Medicine from July 1, 2014 to June 30, 2017, we selected 39 patients who have had Magnetic Resonance Angiography. We divided them into Atrial Fibrillation group with no stenosis or less than 50% stenosis in the ipsilateral artery of the lesion and Artery to Artery Embolism group with more than 50% stenosis or occlusion in the ipsilateral artery of the lesion. ■ Methods Clinical characteristics, examination and evaluation tools were collected from the patient's electronic medical records. CHADS2, Initial National Institutes of Health Stroke Scale, 8-item Stroke Scale and Improved 8-item Stroke Scale Number were checked. ■ Results & Atrial Fibrillation group showed differences in age, brain lesion location, vascular lesion, Conclusion initial National Institutes of Health Stroke Scale, initial 8-item Stroke Scale and progress compared to Artery to Artery Embolism group.
Effects of Different Types of Ramen Sauce on Bovine Tooth Discoloration
Ha-Eun Kim,Hee-Jung Lim,Hyeon-Gyeong Noh,Hye-Min Bae,Hye-Young Lee,Do-Seon Lim 한국치위생과학회 2023 치위생과학회지 Vol.23 No.1
Background: This study aimed to determine the effect of ramen sauce on tooth tone changes over time, after selecting three different ramen colors from the ramens sold in the market, and applying the sauce to bovine teeth.Methods: Healthy bovine teeth were selected, and cutting discs were used to produce 60 specimens (5×5×3 mm), with 15 specimens distributed per county. Three types of ramen (buldak, chacharoni black bean sauce, and ottogi curry noodle) were used as the experimental group, and water was used as the negative control group. Tooth tone measurement was performed using a spectrophotometer (CM-700d) to measure the color before and after 1 (3 h 44 min), 2 (7 h 28 min), 3 (11 h 12 min), and 4 weeks (14 h 56 min). Analysis of the color tone change was performed using Statistical Package for the Social Sciences version 28. Results: In the experimental group, there was a significant color tone change before and after immersion. L* indicated the largest change in black bean sauce ramen, a* indicated buldak ramen, and b* indicated the largest change in curry ramen. The amount of color change (∆E*) was the largest in curry ramen, followed by buldak and black bean sauce ramens. The results of the post-hoc analysis showed significant differences between all groups except buldak and black bean sauce ramens. Conclusion: All three types of ramen revealed significant color change before and after immersion, and curry ramen showed the largest amount of color change among them.