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Kim Sun Bean,Ryoo Seungeun,Huh Kyungmin,Joo Eun-Jeong,Kim Youn Jeong,Choi Won Suk,Kim Yae-Jean,Yoon Young Kyung,Heo Jung Yeon,Seo Yu Bin,Jeong Su Jin,Park Dong-ah,Yu Su-Yeon,Lee Hyeon-Jeong,Kim Jimin 대한감염학회 2021 Infection and Chemotherapy Vol.53 No.1
Despite the global effort to mitigate the spread, coronavirus disease 2019 (COVID-19) has become a pandemic that took more than 2 million lives. There are numerous ongoing clinical studies aiming to find treatment options and many are being published daily. Some effective treatment options, albeit of variable efficacy, have been discovered. Therefore, it is necessary to develop an evidence-based methodology, to continuously check for new evidence, and to update recommendations accordingly. Here we provide guidelines on pharmaceutical treatment for COVID-19 based on the latest evidence.
Kim Hyeyun,표주연,문지연,Lee Seungeun,Kim Minchae,Choi Yein,신동익,박병곤 대한독성 유전단백체 학회 2023 Molecular & cellular toxicology Vol.19 No.4
Background Obstructive sleep apnea (OSA) is a common disorder that is associated with increased cerebrovascular disease and neurocognitive impairment. Although reports on cardiovascular and cerebrovascular morbidity have been conducted, there are few research on the mechanism related to cognitive decline and dementia especially, Alzheimer’s disease (AD). Recent study reinforces OSA-AD link with amyloid deposition in the OSA brain and APOE genotype prevalence in OSA. This study is designed to fi nd a link between OSA and neurodegenerative with successful animal model setting. Methods A total of 16 rats were used, divided into the control and OSA group. For OSA, 0.3% cross-linked hyaluronic acid was injected twice every 12 weeks into the base of the tongue to create an OSA model. After 12 and 24 weeks, chronic OSA was identifi ed with full channel polysomnography (PSG). The Morris water maze (MWM) test was conducted in control and OSA groups at 22 weeks, and pathological fi ndings were subsequently confi rmed 24 weeks after OSA induction. In addition, we studied the epigenetic changes with miRNA to identify the biomarkers for the prediction of dementia in OSA. Results In the MWM test, the speed of fi nding the platform was lower than that of the control group (47.0 ± 13.9 s; OSA group/12.4 ± 6.1 s; control, p < 0.01). In brain histopathologic changes, disorganized cortex layers in OSA group were prominent compared with the control cortex. Hippocampal cortex in OSA also showed a disorganized CA1 region with degenerative neurons and fi brillary changes, compared with the control. The miRNA analysis identifi ed an up-regulation in MiR-132- 5p/137-3p/137-5p/501-3p, also known as AD, and a down-regulation of MiR-182/183-3p/183-5p/200a-3p/200b-3p/21-5p. Conclusion OSA rat model with tongue hypertrophy showed neurodegenerative changes in brain and the epigenetic changes of mRNA/miRNA which have been known as AD-related genes.
장승은(Seungeun Jang),김용덕(Yongdug Kim),김바울(Paul Kim),김상욱(Sangwook Kim) 한국HCI학회 2011 한국HCI학회 학술대회 Vol.2011 No.1
현대예술에서는 디지털매체를 이용한 상호작용이 널리 활용되고 있다. 특히 네트워크 기반의 디지털 미디어는 시공간적 제약을 넘어 양방향간의 실시간 소통을 가능하게 한다. 즉 네트워크통신을 통해 다른 공간에 있는 관람자와 오브제와의 상호작용 할 수 있다. 네트워크는 소통을 위한 통신장치로 이 논문의 상호작용적 관계에서 가장 중요한 요소이다. 이 연구는 네트워크를 이용한 상호작용아트 작품을 제작하고 이를 아트로봇에 활용하고자 한다. 관람자와의 상호작용을 통해 아트로봇이 행동할 수 있도록 하는 기본 연구이다. Interaction that uses digital media is being widely used in comtemporary art. Especially, network based digital media is going beyond the time-space limitations and making real-time communication possible. In other words, interaction between objet and the person at the different place is possible. In this paper, network is the most important factor for network communication on interactive relationship. This paper implements interactive art work using network and attempts to apply it on an art-robot. This research work focuses on making art-robot to act through user interaction.