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Jeong Kyunguk,김지현,Chang Hyoung Yoon,Song Tae Won,Kim Jeong Hee,Shin Meeyong,Min Taek Ki,최선희,Lee Yong Ju,김경원,Kim Woo Kyung,Jeon You Hoon,Yum Hye Yung,Ahn Kangmo,Lee Sooyoung,Ahn Youngmin,Jang Gwang Che 대한천식알레르기학회 2022 Allergy, Asthma & Immunology Research Vol.14 No.6
Purpose: Anaphylaxis is a severe allergic reaction that is potentially life-threatening, but post-traumatic stress symptoms (PTSS) in the caregivers of children with anaphylaxis have not been evaluated. This study aimed to investigate the psychological burden on mothers of children with recent anaphylaxis. Methods: A total of 188 children with recent anaphylaxis was recruited from 13 hospitals in Korea. Validated questionnaires, including the Korean versions of the Beck Anxiety Inventory (K-BAI), the Beck Depression Inventory (K-BDI), and the Impact of Event Scale Revised-Korean version (IES-R-K), were used to evaluate maternal anxiety, depression, and PTSS. Results: The median ages of children and their mothers were 4 and 36 years, respectively. PTSS (IES-R-K ≥ 25) were identified in 56.9% of mothers, and 57.9% of them showed severe PTSS. The proportions of mothers who had anxiety (K-BAI ≥ 22) and depression (K-BDI ≥ 17) were 18.6% and 33.0%, respectively. Multivariable logistic regression analysis indicated that the patient’s history of asthma (adjusted odds ratio [aOR], 5.46; 95% CI, 1.17–25.59) and the presence of central nervous symptoms (aOR, 3.27; 95% CI, 1.07–9.96) were associated with PTSS. Age of 2 or older (aOR, 2.87; 95% CI, 1.10–7.52) and eggs, milk, or wheat as the cause of anaphylaxis (aOR, 2.87; 95% CI, 1.10–7.52) increased the risk of severe PTSS. Conclusions: The rate of PTSS among mothers of children with recent anaphylaxis was high at 56.9%. Clinicians who care for pediatric anaphylaxis patients should be aware of the psychological burden on their caregivers.
( Eui Jeong Roh ),( Eunhee Chung ),( Jeongyeon Sim ),( Jeeyoung Lee ),( Hyobin Kim ),( Youngmin Ahn ),( Manyong Han ),( Yeonwha An ),( Min Ji Kim ),( Eun Kyoung Kang ),( En Ae Yang ),( Su Jin Lee ),( 대한결핵 및 호흡기학회 2020 대한결핵 및 호흡기학회 추계학술대회 초록집 Vol.128 No.0
Background Respiratory infection in children is a major disease that ranks high in outpatient and inpatient cases. In particular, the causes of community acquired pneumonia (CAP) vary depending on the individual susceptibility, epidemiological characteristics of the community, and season, and it is difficult to obtain samples for microbiological diagnosis. This study analysis that laboratory surveillance network of pathogen for pediatric CAP by linking the national community-based hospital and clinics and the Centers for Disease Control and Prevention (KCDC) to identify the distribution trend and prevalence of causative pathogens and to prevent antibiotic resistance of bacterial pathogens. Method The monitoring network was composed of the 28 secondary and tertiary medical institutions based on the national community, and the 24-month prospective study operated a community monitoring network for CAP in children. Results A total of 1023 cases were registered for nasopharyngeal aspirate or sputum in patients with CAP, and 711 cases (69.5%) were isolated by culture, S. aureus 131 cases (12.8%), S. pneumonia 92 cases (9%), H. influenzae 20 cases (2%). PCR of atypical pneumonia revealed 422 cases of M. pneumoniae (41.3%), 5 cases of C. pneumonia (0.5%), and 5 case (0.5%) of B. pertussis. Respiratory virus multiplex PCR test showed positive rates in 65.7%, human rhinovirus 312 (30.5%), RSV(A+B) 212 (20.7%), Adenovirus 123 (12%), Influenza (A+B) 53 (7.8%), CoV (OC43+NL63+229E) 69 (6.7%), HMPV 81 (7.9%), HBoV 51 (5%), PIV (1+2+3+4) 65 (6.4%) and HEV 30 (2.9%) Conclusion It will identify the pathogens that cause respiratory infections, and analyze the current status of antibiotic resistance to provide scientific evidence for management policies of domestic respiratory infection. Also, in preparation for the new epidemic, including COVID19, monitoring of respiratory infections in children and adolescents, especially community pneumonia, has become more important, and research should be continuously conducted in the future. The location and extent of involvement in the medulla were the most important factors associated with the severity of dysphagia after LMI.
Low-Affinity Zinc Sensor Showing Fluorescence Responses with Minimal Artifacts
Yan, Xinhao,Kim, Jin Ju,Jeong, Hye Sun,Moon, Yu Kyung,Cho, Yoon Kyung,Ahn, Soyeon,Jun, Sang Beom,Kim, Hakwon,You, Youngmin American Chemical Society 2017 Inorganic Chemistry Vol.56 No.8
<P>The study of the zinc biology requires molecular probes with proper zinc affinity. We developed a low-affinity zinc probe (HBO-ACR) based on an azacrown ether (ACR) and an 2-(2-hydroxyphenyl)benzoxazole (HBO) fluorophore. This probe design imposed positive charge in the vicinity of a zinc coordination center, which enabled fluorescence turn-on responses to high levels of zinc without being affected by the pH and the presence of other transition metal ions. Steady-state and transient photophysical investigations suggested that such a high tolerance benefits from orchestrated actions of proton-induced nonradiative and zinc-induced radiative control. The zinc bioimaging utility of HBO-ACR has been fully demonstrated with the use of human pancreas epidermoid carcinoma, PANC-1 cells, and rodent hippocampal neurons from cultures and acute brain slices. The results obtained through our studies established the validity of incorporating positively charged ionophores for the creation of low-affinity probes for the visualization of biometals.</P>
Jo, Yejin,Kim, Ju Young,Jung, Sungmook,Ahn, Bok Yeop,Lewis, Jennifer A.,Choi, Youngmin,Jeong, Sunho Royal Society of Chemistry 2017 Nanoscale Vol.9 No.39
<P>We report the fabrication of 3D polymer objects that contain electrical components interconnected by conductive silver/carbon nanotube inks printed conformally onto their surfaces and through vertical vias. Electrical components are placed within internal cavities and recessed surfaces of polymer objects produced by stereolithography. Conformally printed electrodes that interconnect each electrical component exhibit a conductivity of ∼2 × 10<SUP>4</SUP> S cm<SUP>−1</SUP> upon annealing at temperatures below 100 °C. Multiple 3D objects were created to demonstrate this hybrid additive manufacturing approach, including those with an embedded circuit operated by an air-suspended switch and a 3D circuit board composed of microcontroller unit, resistor, battery, light-emitting diode and sensor.</P>
Seo, Yeong-Hui,Lee, Byung-Seok,Jo, Yejin,Kim, Han-Gyeol,Choi, Youngmin,Ahn, SeJin,Yoon, KyungHoon,Woo, Kyoohee,Moon, Jooho,Ryu, Beyong-Hwan,Jeong, Sunho American Chemical Society 2013 JOURNAL OF PHYSICAL CHEMISTRY C - Vol.117 No.19
<P>Multiphase CuInSe<SUB>2</SUB> (CISe) nanoparticles including the secondary CuSe phase are synthesized by a polyol-based, microwave-assisted solvothermal method. It is demonstrated that the reaction chemistry involving formation of the CISe phase is adjusted depending on the heretofore unrecognized chemical nature of polyol solvent, allowing for formation of secondary CuSe phase-incorporated multiphase CISe nanoparticles. The critical role of CuSe phase in generating the pore-free, dense CISe absorber layer for a high-performance thin-film photovoltaic device is investigated through the comparative study on CISe absorber layers derived from both multiphase and single-phase CISe nanoparticles.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/jpccck/2013/jpccck.2013.117.issue-19/jp310434j/production/images/medium/jp-2012-10434j_0003.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/jp310434j'>ACS Electronic Supporting Info</A></P>
6SV2.1과 GK2A AOD를 이용한 기계학습 기반의 Sentinel-2 영상 대기보정
김서연,윤유정,강종구,정예민,최소연,임윤교,서영민,박찬원,이경도,나상일,안호용,류재현,이양원,Seoyeon Kim,Youjeong Youn,Jonggu Kang,Yemin Jeong,Soyeon Choi,Yungyo Im,Youngmin Seo,Chan-Won Park,Kyung-Do Lee,Sang-Il Na,Ho-Yong Ahn,Jae-Hyun Ryu 대한원격탐사학회 2023 大韓遠隔探査學會誌 Vol.39 No.5
In this letter, we simulated an atmospheric correction for Sentinel-2 images, of which spectral bands are similar to Compact Advanced Satellite 500-4 (CAS500-4). Using the second simulation of the satellite signal in the solar spectrum - vector (6SV)2.1 radiation transfer model and random forest (RF), a type of machine learning, we developed an RF-based atmospheric correction model to simulate 6SV2.1. As a result, the similarity between the reflectance calculated by 6SV2.1 and the reflectance predicted by the RF model was very high.