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Pharmacological Management of Germinal Matrix-Intraventricular Hemorrhage
Jaewoo Chung,Sang Koo Lee,Chun-Sung Cho,Young-Jin Kim,Jung Ho Ko,Jung-Ho Yun,Jin-Shup So,In-Ho Jung 대한신경외과학회 2023 Journal of Korean neurosurgical society Vol.66 No.3
Germinal matrix-intraventricular hemorrhage (GM-IVH) is among the devastating neurological complications with mortality and neurodevelopmental disability rates ranging from 14.7% to 44.7% in preterm infants. The medical techniques have improved throughout the years, as the morbidity-free survival rate of very-low-birth-weight infants has increased; however, the neonatal and long-term morbidity rates have not significantly improved. To this date, there is no strong evidence on pharmacological management on GM-IVH, due to the limitation of well-designed randomized controlled studies. However, recombinant human erythropoietin administration in preterm infants seems to be the only effective pharmacological management in limited situations. Hence, further high-quality collaborative research studies are warranted in the future to ensure better outcomes among preterm infants with GM-IVH.
Jung Kwangrok,Park Jaewoo,Jung Jae Hyup,Lee Jong-chan,Kim Jaihwan,Hwang Jin-Hyeok 거트앤리버 소화기연관학회협의회 2022 Gut and Liver Vol.16 No.5
Background/Aims: Advanced biliary tract cancer (BTC) is associated with poor survival. A recent phase II study of triplet combination chemotherapy, including gemcitabine, cisplatin, and nanoparticle albumin-bound (nab)-paclitaxel, has shown promising results. This study aimed to compare the efficacy of triplet and standard doublet chemotherapy in a real-world setting. Methods: Patients with advanced BTC treated with triplet and doublet chemotherapy regimens were recruited. The propensity-score nearest neighbor matching method with a ratio of oneto- one was used to create a matched cohort for comparison. Progression-free survival (PFS), overall survival (OS), and safety profiles were examined in both groups. Results: A total of 68 patients (n=34 per group) were included in the matched cohort, and their baseline characteristics were well balanced. Survival outcomes in the triplet chemotherapy group were not better than those in the doublet chemotherapy group, with a median PFS of 7.5 months (95% confidence interval [CI], 4.1 to 10.9) versus 7.2 months (95% CI, 5.6 to 8.9) (hazard ratio [HR], 0.93; 95% CI, 0.53 to 1.62; p=0.793) and a median OS of 13.7 months (95% CI, 8.8 to 18.7) versus 12.2 months (95% CI, 8.4 to 16.0) (HR 0.73; 95% CI, 0.38 to 1.41; p=0.354), respectively. In addition, the treatment-related severe adverse events, such as neutropenia, were more common in the triplet chemotherapy group. Conclusions: Gemcitabine, cisplatin, and nab-paclitaxel did not improve the PFS or OS compared to that achieved by standard chemotherapy in patients with advanced BTC. The benefits of triplet chemotherapy in advanced BTC require examination in large randomized controlled trials.
Park, Jaewoo,Attia, Nour F.,Jung, Minji,Lee, Myoung Eun,Lee, Kiyoung,Chung, Jaewoo,Oh, Hyunchul Elsevier 2018 ENERGY Vol.158 No.-
<P><B>Abstract</B></P> <P>The huge production of waste agricultural and biomass products has a negative impact on the environment, thus necessitating economic and environmental recycling of abundant bio-waste materials to useful materials. To recycle and convert bio-waste materials, a sustainable nanoporous carbon from bio-waste (peanut shell, gingko, and metasequoia leaves) is facilely synthesized via one-step carbonization. Carbonized samples contain a small quantity of metal and non-metal residues (including sulfur and phosphorus), resulting in naturally doped porous carbon. The porosity, morphology, and composition of the nanoporous carbons were investigated and compared with those of commercially available activated carbon. Pure component adsorption isotherms of CO<SUB>2</SUB>, CH<SUB>4</SUB>, and N<SUB>2</SUB> were also measured at 40 °C up to1 bar for all samples. These data were used to estimate the separation selectivity for CO<SUB>2</SUB>/CH<SUB>4</SUB> and CO<SUB>2</SUB>/N<SUB>2</SUB> 1:1 binary mixtures and pressures according to the ideal adsorbed solution theory (IAST) model. Carbonized gingko leaf had the lowest SSA and pore volume but the highest S and P contents, with the highest average selectivity of 506 and 54 for CO<SUB>2</SUB>/N<SUB>2</SUB> and CO<SUB>2</SUB>/CH<SUB>4,</SUB> respectively. This implies that the composition of the prepared carbon materials plays a significant role in their CO<SUB>2</SUB> adsorption and separation ability, rather than their textural properties.</P> <P><B>Highlights</B></P> <P> <UL> <LI> Sustainable microporous carbon from waste products was developed. </LI> <LI> Special elemental composition role of porous carbon was investigated. </LI> <LI> The developed porous carbon achieved 3.63 mmol/g of CO<SUB>2</SUB> at 1 bar and 40 °C. </LI> <LI> Enhanced CO<SUB>2</SUB>/N<SUB>2</SUB>(506) and CO<SUB>2</SUB>/CH<SUB>4</SUB>(54) selectivity was achieved. </LI> <LI> Synergetic effect between P and S elemental composition was noticed. </LI> </UL> </P>
디자인 경영의 새로운 틀과 한국 기업에 디자인 경영을 적용하기 위한 3가지 추가 요구 사항 : 경험 디자인, 협업, 시행착오
( Joo Jaewoo(주저자) ),( Lee Annie(공동저자) ),( Hee Jean(공동저자) ),( Park Jung Ho(공동저자) ),( Joo Jaewoo(교신저자) ) 디자인융복합학회 2018 디자인융복합연구 Vol.17 No.6
The present research has two objectives. First, we introduce a new framework of design management proposed by Heather Fraser, the Director of Rotman Designworks. It comprises three gears: (1) user understanding, (2) concept visualization, and (3) strategic business design. Second, we investigate the key requirements that are necessary to apply the new framework to Korean companies. We collected fifty reports about the five special lectures from a new product development course at a university in Korea. These lectures were given by three designers and two product managers. We used interpretative analysis and followed three process of qualitative analysis of transcription, coding, and theme discovery. We derived specific requirements for applying design management to Korean companies: (1) experience design, (2) collaboration, and (3) trial and error. We introduced a novel design management framework and clarified the requirements how to successfully apply it to Korean companies. These findings imply that, firstly, executives and practitioners need to improve mutual communication and, secondly, corporations and agencies respect each other in their partner relationships.