Publications by authors named "JeeEun Kim"

Article Synopsis
  • During the COVID-19 pandemic, patients with myasthenia gravis (MG) faced greater risks, including higher mortality rates compared to the general public due to respiratory issues and immunotherapy.
  • A study in South Korea analyzed 92 MG patients who contracted COVID-19, focusing on the differences in clinical outcomes between those vaccinated and unvaccinated.
  • Results showed that unvaccinated patients had significantly higher hospitalization rates, ICU admissions, and deterioration of MG compared to vaccinated patients, highlighting the importance of vaccination in this vulnerable population.
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In the aftermath of child trauma, post-traumatic stress (PTS) and depression symptoms often co-occur among trauma exposed children and their parents. Studies have used latent class analysis (LCA) to examine PTS and depression symptoms and identify homogeneous subgroups among trauma exposed children. However, little is known about subgroups or classes of PTS and depression reactions of parents of traumatised children.

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High-density lipoprotein (HDL) cholesterol efflux capacity (CEC), which is a conventional metric of HDL function, has been associated with coronary heart disease risk. However, the CEC assay requires cultured cells and takes several days to perform. We previously established a cell-free assay to evaluate cholesterol uptake capacity (CUC) as a novel measure of HDL functionality and demonstrated its utility in coronary risk stratification.

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Motion sensing, aimed at detecting and monitoring mechanical deformation, has received significant attention in various industrial and research fields. In particular, fiber-structured mechanical strain sensors with carbon-based materials have emerged as promising alternatives for wearable applications owing to their wearability and adaptability to the human body. Various materials, structures, sensing mechanisms, and fabrication methods have been used to fabricate high-performance fiber strain sensors.

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Article Synopsis
  • * It involved a retrospective analysis of 160 patients, ultimately narrowing down to 89 AChR Ab-negative MG patients, finding that 24.7% tested positive for anti-MuSK antibodies via ELISA, showing high agreement with other testing methods.
  • * The findings suggest that while CBA is more sensitive for detecting anti-MuSK antibodies, ELISA may still have valuable diagnostic applications, especially when distinguishing between MuSK MG and conditions with similar symptoms, like motor neuron disease.
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Introduction/aims: There are limited studies on the association of COVID-19 vaccination with neuralgic amyotrophy (NA). Therefore, we evaluated the association between COVID-19 vaccination and the occurrence of NA.

Methods: We explored unexpected safety signals for NA related to COVID-19 vaccination through disproportionality analysis using VigiBase, the World Health Organization's pharmacovigilance database.

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  • - Recent studies in the US and UK have shown a rise in Guillain-Barré syndrome (GBS) cases after COVID-19 vaccination, but a specific, less common variant known as bilateral facial weakness with distal paresthesia (BFWdp) may not be fully recognized due to its rarity.
  • - Researchers reviewed existing literature during the pandemic and identified 18 cases of BFWdp, noting common traits like a predominance of males, certain neurological patterns, and specific test results related to nerve damage.
  • - The study suggests that BFWdp following vaccination may have different underlying mechanisms compared to sporadic instances of the condition, highlighting the need to consider rare neurological syndromes as potential adverse effects of COVID-19
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Background And Purpose: Miller Fisher syndrome (MFS), a variant of Guillain-Barré Syndrome (GBS), could be underestimated in evaluations of its adverse events (AEs) following COVID-19 vaccination. We aimed to identify and characterize MFS following COVID-19 vaccination.

Materials And Methods: Relevant studies reported on during the COVID-19 pandemic were identified in the MEDLINE, Embase, and other databases.

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Background: Limited information is available on associations between COVID-19 vaccines and central nervous system (CNS) demyelinating diseases.

Objectives: We investigated potential safety signals for CNS demyelinating diseases related to COVID-19 vaccines using the World Health Organization pharmacovigilance database.

Methods: Disproportionality analyses of CNS demyelinating disease following COVID-19 vaccination were performed by calculating the information component (IC) or the reporting odds ratio (ROR) compared with those for the entire database and for all other viral vaccines.

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Vaccinations against the severe acute respiratory syndrome coronavirus 2 which causes COVID-19 have been administered worldwide. We aimed to investigate associations of COVID-19 vaccination with the occurrence of Guillain-Barré syndrome (GBS). We explored potential safety signals regarding the development of GBS using disproportionality analyses to compare COVID-19 vaccination with all adverse drug reaction (ADR) reports and influenza vaccines reported to VigiBase.

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The human monitoring system has motivated the search for new technology, leading to the development of a self-powered strain sensor. We report on the stretchable and soft stretchy electrochemical harvester (SECH) bilayer for a binarized self-powered strain gauge in dynamic and static motion. The active surface area participating in the electrochemical reaction was enhanced after stretching the SECH in the electrolyte, leading to an increase in the electrochemical double-layer capacitance.

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Up-to-date, accurate information on the disease burden of motor neuron disease (MND) is the cornerstone for evidence-based resource allocation and healthcare planning. We aimed to estimate the burden of MND globally from 1990 to 2019, as part of the Global Burden of Disease, Injuries and Risk Factor (GBD) study. Amyotrophic lateral sclerosis, progressive muscular atrophy, primary lateral sclerosis, pseudobulbar palsy, spinal muscular atrophy and hereditary spastic paraplegia- were included for analysis as MNDs.

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Background: Amidst growing concern about an increased risk of Guillain-Barré syndrome (GBS) following COVID-19 vaccination, clinical and electrodiagnostic features have not been fully characterized.

Methods: We retrospectively reviewed medical records of the patients diagnosed with GBS and its variants following COVID-19 vaccination at four referral hospitals during the period of the mass vaccination program in South Korea (February to October 2021).

Results: We identified 13 patients with GBS and variants post COVID-19 vaccination: AstraZeneca vaccine (Vaxzevria) in 8, and Pfizer-BioNTech vaccine (Comirnaty) in 5.

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The core plant microprocessor consists of DICER-LIKE 1 (DCL1), SERRATE (SE), and HYPONASTIC LEAVES 1 (HYL1) and plays a pivotal role in microRNA (miRNA) biogenesis. However, the proteolytic regulation of each component remains elusive. Here, we show that HYL1-CLEAVAGE SUBTILASE 1 (HCS1) is a cytoplasmic protease for HYL1-destabilization.

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Background And Objective: To investigate the clinical relevance of CSF myelin oligodendrocyte glycoprotein-immunoglobulin G (MOG-IgG) testing in a large multicenter cohort.

Methods: In this multicenter cohort study, paired serum-CSF samples from 474 patients with suspected inflammatory demyelinating disease (IDD) from 11 referral hospitals were included. After serum screening, patients were grouped into seropositive myelin oligodendrocyte glycoprotein antibody associated disease (MOGAD, 31), aquaporin-4-IgG-positive neuromyelitis optica spectrum disorder (AQP4-IgG + NMOSD, 60), other IDDs (217), multiple sclerosis (MS, 45), and non-IDDs (121).

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Objective: This study aimed to investigate the value of intraoperative neurophysiological monitoring (IONM) in anterior cervical spine discectomy with fusion (ACDF) for ossification of the posterior longitudinal ligament (OPLL).

Methods: Patients who underwent multimodal IONM (transcranial electrical motor-evoked potentials [tcMEP], somatosensory-evoked potentials, and continuous electromyography) for ACDF from 2009 to 2019 were compared to historical controls from 2003 to 2009. The rates of postoperative neurological deficits, neurophysiological warnings, and their characteristics were analyzed.

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Tardigrades, a phylum of meiofaunal organisms, exhibit extraordinary tolerance to various environmental conditions, including extreme temperatures (-273 to 151°C) and exposure to ionizing radiation. Proteins from anhydrobiotic tardigrades with homology to known proteins from other organisms are new potential targets for structural genomics. Recently, we reported spectroscopic and structural characterization of a hexacoordinated haemoglobin (Kumaglobin [Kgb]) found in an anhydrobiotic tardigrade.

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Article Synopsis
  • * The analysis focused on the top 100 articles with the highest Altmetric Attention Scores, primarily highlighting issues like neurodegenerative disorders, especially dementia.
  • * Findings revealed that the majority of impactful articles provided key academic information, with the New England Journal of Medicine leading in published influential articles.
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The inflammatory process is known to increase the risk of gastric carcinogenesis, and both genetic and dietary factors are associated with inflammation. In the present study of 1,125 participants (373 cases and 752 controls), we determined whether the dietary inflammatory index (DII) is associated with the risk of gastric cancer (GC) and investigated whether a TNF polymorphism (rs1799964) modifies this association. Semi-quantitative food frequency questionnaire derived data were used to calculate the DII scores.

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Cytochrome b is an essential electron transfer protein, which is ubiquitously found in living systems and involved in wide variety of biological processes. Tardigrades (also known as water bears), some of which are famous for desiccation resistance, have many proteins unique to them. Here, we report spectroscopic and structural characterization of a cytochrome b like protein from one of the desiccation-tolerant tardigrades, Ramazzottius varieornatus strain YOKOZUNA-1 (RvCytb ).

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Background: As the average life expectancy continues to increase, interest in cognitive impairment is increasing. Nowadays, as social media expands its reach, academic research is spreading through social media, changing the way and speed by which research is propagated and also who consumes this content. Therefore, using Altmetric, a new web-based set of metrics that analyzes the impact of content on social media platforms, we investigated the characteristics of influential research articles on the topic of cognitive impairment in social media.

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Background: Altmetrics analyze the visibility of articles in social media and estimate their impact on the general population. We performed an altmetric analysis of articles on central nervous system inflammatory demyelinating disease (CIDD) and investigated its correlation with citation analysis.

Methods: Articles in the 91 journals comprising the "clinical neurology," "neuroscience," and "medicine, general, and internal" Web of Science categories were searched for their relevance to the CIDD topic.

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Article Synopsis
  • * In 2016, NMOSD had a prevalence of 2.56 per 100,000 people while MS had a prevalence of 3.23 per 100,000 people; the incidence for NMOSD was 0.73 and for MS was 0.50 per 100,000 people.
  • * The findings show an increase in the prevalence of NMOSD by 18.5% and of MS by 5.4% annually, with NMOSD
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  • - The GenesWell Breast Cancer Test (BCT) is a new multigene assay designed to predict the risk of distant recurrence in early-stage breast cancer patients, specifically comparing its effectiveness to the Oncotype DX test in Asian patients.
  • - A study involving 771 Korean patients found that the BCT categorized 68.4% as low risk while Oncotype DX's risk groups showed a different distribution with only 17.4% classified as low risk.
  • - The two tests showed a 71.9% concordance overall, but had low agreement in patients aged 50 or younger and those with lymph node-positive breast cancer, indicating a need for further research in these specific groups.
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