Publications by authors named "Son S"

Purpose: To compare the diagnostic performance of rectal CT with that of high-resolution rectal MRI and histopathology in assessing rectal cancer.

Materials And Methods: Sixty-seven patients with rectal cancer who underwent rectal CT with rectal distension using sonographic gel and high-resolution MRI were enrolled in this study. The distance from the anal verge/anorectal junction, distance to the mesorectal fascia (MRF), extramural depth (EMD), extramesorectal lymph node (LN) involvement, extramural venous invasion (EMVI), and T/N stages in rectal CT/MRI were analyzed by two gastrointestinal radiologists.

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Background: Atopic dermatitis (AD) is a common skin disease which, depending on its severity, can have a significant impact on the quality of life of affected individuals. In cases of severe AD, systemic immunomodulatory agents can be considered for treatment. However, the available treatment options for moderate AD are limited.

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Background: Pediatric urinary tract infection (UTI) caused by extended-spectrum β-lactamase (ESBL)-positive gram-negative bacilli (GNB) has limited options for oral antibiotic treatment. The purpose of this study was to investigate the susceptibility of ESBL-positive and isolates from pediatric urine samples to two oral antibiotics (fosfomycin and nitrofurantoin).

Methods: From November 2020 to April 2022, ESBL-positive and isolates from urine samples were collected at Samsung Medical Center, Seoul, Korea.

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The advent of multidrug-resistant (MDR) bacteria poses a major threat to public health, garnering attention to novel antibiotic replacements. Endolysin, a bacteriophage-derived cell wall-degrading enzyme, is a promising alternative to conventional antibiotics. However, it is challenging to control Gram-negative bacteria due to the presence of the outer membrane that shields the peptidoglycan layer from enzymatic degradation.

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Article Synopsis
  • The text discusses a rare type of lymphoma called intravascular large B-cell lymphoma (IVLBCL), particularly the Asian variant, which is associated with severe symptoms and bone marrow involvement, but less commonly affects the central nervous system (CNS).
  • It presents a case study of a 67-year-old woman who experienced cognitive decline, fever, and bicytopenia, with imaging suggesting CNS issues despite no malignant cells in her cerebrospinal fluid; evidence of the disease was found in her bone marrow and through imaging and biopsy.
  • The conclusion emphasizes that recognizing signs of IVLBCL and an accurate diagnosis are crucial for timely treatment, highlighting the importance of thorough CNS examination during diagnosis.
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  • The study investigates the rates of malposition in peripherally inserted central catheters (PICC) placed using ultrasound guidance, analyzing data from 5,981 patients over four years.
  • Results showed that while 81.7% of catheter placements were optimal, 5% were malpositioned, with certain factors like height and body mass index significantly linked to malposition.
  • The research concluded that ultrasound guidance helps minimize complications, and patients with specific risk factors should be monitored more closely during the procedure.
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Colored radiative cooling (CRC) offers an attractive alternative for surface and space cooling, while preserving the aesthetics of an object. However, there has been no study on the CRC using phosphors in regard to vivid coloration, sophisticated performance investigation, retention of properties, functionality, and structural flexibility all at once. Thus, to manage the entire solar spectrum, a colored cooling structure comprising a near-infrared (NIR)-reflective bottom layer and a top colored layer with a phosphor-embedded polymer matrix is proposed.

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Background: Measuring accurate and reliable scores of quality of life in patients with ankylosing spondylitis (AS) is important in both decision-making and treatment planning for the disease. Questionnaire, The ankylosing spondylitis quality of life (ASQoL), is one of the representative tools for assessing how seriously AS patients view their disease severity, activity, as well as their overall health. To make these types of questionnaires readable and understandable, local language translation of surveys should be required.

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The body condition of a snake species provides important physiological, morphological, and ecological information that elucidates its habits, life cycle, and competitive relationships. We measured the body size and condition of the wild Gloydius ussuriensis population in South Korea from 2018 to 2022, analyzed the degree of intraspecific niche overlap, and identified the geographic and climatic factors affecting their body condition. We found that the females were longer than the males.

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  • - This study synthesizes 12 new germanium complexes using β-diketonate and -alkoxy carboxamidate ligands to serve as precursors for germanium oxide (GeO) via atomic layer deposition (ALD).
  • - Various ligands, such as acetylacetone (acacH) and several alkoxy carboxamidates, led to the formation of complexes that were characterized using thermogravimetric analysis and X-ray diffraction, revealing their unique molecular structures.
  • - An effective ALD process was established for growing GeO films with Ge(tmhd)Cl as the precursor, achieving self-limiting growth at deposition temperatures between 300 and 350 °C, resulting in amor
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Stimulus-activated signaling pathways orchestrate cellular responses to control plant growth and development and mitigate the effects of adverse environmental conditions. During this process, signaling components are modulated by central regulators of various signal transduction pathways. Protein phosphorylation by kinases is one of the most important events transmitting signals downstream, via the posttranslational modification of signaling components.

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Objective: Menarche and menopause are associated with muscle loss and strength in women. Handgrip strength (HGS) is a reliable measurement method of muscle strength. However, it is unclear whether the entire reproductive period, which encompasses both menarche and menopause, is associated with HGS in postmenopausal women.

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Granulomatous rosacea (GR) is a rare and distinct variant of rosacea. We report three cases of recalcitrant GR successfully treated with pulsed-dye laser (PDL) and provide experimental evidence supporting its potential as a treatment option. PDL treatment demonstrated remarkable efficacy in the three clinical cases, despite their resistance to conventional therapies.

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: Lipid-lowering agents such as ezetimibe are recommended in uncontrolled hyperlipidemia for primary and secondary prevention of cardiovascular disease. Carotid intima-media thickness (CIMT) is a surrogate marker of atherosclerosis and a predictor of cardiovascular and cerebral events. The effects of ezetimibe on CIMT have been inconsistently reported.

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Formation of secondary cell wall (SCW) is tightly regulated spatiotemporally by various developmental and environmental signals. Successful fine-tuning of the trade-off between SCW biosynthesis and stress responses requires a better understanding of how plant growth is regulated under environmental stress conditions. However, the current understanding of the interplay between environmental signaling and SCW formation is limited.

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Objective: To compare the effects of intermittent theta burst stimulation (iTBS) and high-frequency repetitive transcranial magnetic stimulation (rTMS) on spinal cord injury-related neuropathic pain with sham controls, using neuropathic pain-specific evaluation tools.

Design: A randomized, double-blind, sham-controlled trial.

Setting: Rehabilitation medicine department of a university hospital.

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Presenteeism, which refers to going to work despite being ill, has been associated with loss of work productivity, decreased quality of care, and an increased risk of health problems. The prevalence of presenteeism is particularly high among nurses; therefore, a reliable and valid tool is needed to assess presenteeism. This study aimed to translate the Stanford Presenteeism Scale (SPS) and to examine its psychometric properties in a Korean nurse population.

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Peritoneal metastasis from breast cancer is a relatively rare life-threatening condition. The gold standard for diagnosing peritoneal metastasis is a direct peritoneal biopsy. In this report, we describe an interesting case of peritoneal inflammation mimicking peritoneal metastasis in a patient with breast cancer, as confirmed by laparoscopic peritoneal biopsy.

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Oily wastewater, a global environmental concern, demands efficient oil/water separation and pollutant removal. Our compressible separator and catalyst (CSC) balls, prepared through sponge etching and metal nanoparticle synthesis, exhibited efficient degradation of dyes of varying sizes, spanning a molecular weight range from 139 to 696 g/mol during the oil/water separation. Control over the distance between catalysts was achieved by incorporating Ag-Pt-Pd catalysts into the sponge skeleton and by adjusting the compression rates.

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Prokaryotes play an important role in marine nitrogen and methane cycles. However, their community changes and metabolic modifications to the concurrent impact of ocean warming (OW), acidification (OA), deoxygenation (OD), and anthropogenic‑nitrogen-deposition (AND) from the surface to the deep ocean remains unknown. We examined here the amplicon sequencing approach across the surface (0-200 m; SL), intermediate (200-1000 m; IL), and deep layers (1000-2200 m; DL), and characterized the simultaneous impacts of OW, OA, OD, and AND on the Western North Pacific Ocean prokaryotic changes and their functional pattern in nitrogen and methane cycles.

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Inflammatory bowel disease (IBD) can severely affect humans and animals and is difficult to treat. Black soldier fly (; Hi) larvae (BSFL) are a sustainable source of protein. However, no studies exist on the antioxidant and anti-inflammatory functions of BSFL or fermented BSFL with respect to IBD.

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Skin aging is a complex biological process influenced by a variety of factors, including UV radiation. UV radiation accelerates collagen degradation via the production of reactive oxygen species (ROS) and cytokines, including TNF-α. In a prior investigation, the inhibitory properties of flavonol and flavone glucuronides derived from on TNF-α-induced ROS and MMP-1 production were explored.

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Neuromodulation using high-energy focused ultrasound (FUS) has recently been developed for various neurological disorders, including tremors, epilepsy, and neuropathic pain. We investigated the safety and efficacy of low-energy FUS for patients with chronic neuropathic pain. We conducted a prospective single-arm trial with 3-month follow-up using new transcranial, navigation-guided, focused ultrasound (tcNgFUS) technology to stimulate the anterior cingulate cortex.

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Purpose: The purpose of this study was to examine differences in functional connectivity between patients with end-stage renal disease (ESRD) with and without restless legs syndrome (RLS). In addition, the study aimed to identify any potential associations between RLS severity and functional connectivity.

Methods: We enrolled patients with ESRD who had been undergoing hemodialysis.

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