Publications by authors named "Jeong Ho Kim"

Background: Growth hormone deficiency (GHD) and idiopathic short stature (ISS) are the major etiologies of short stature in children. For the diagnosis of GHD and ISS, meticulous evaluations are required, including growth hormone provocation tests, which are invasive and burdensome for children. Additionally, sella magnetic resonance imaging (MRI) is necessary for assessing etiologies of GHD, which cannot evaluate hormonal secretion.

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In commercial Dungeness crab fishing vessels, the block pulls crab pots for harvesting and typically positions them to the side of vessels, rather than the sorting tables on board. Consequently, fishermen must reach outside the vessel to grab the pots, posing increased risk of musculoskeletal and fall-related injuries. To investigate the effects of block design on these risks, 25 participants in a repeated-measures laboratory study handled a pot under two block conditions: away-from-table (conventional setting) and above-table (intervention).

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Fasiglifam, a candidate targeting GPR40, showed efficacy in clinical trials for type 2 diabetes but exerted liver toxicity. This study investigated the drug-induced liver injury (DILI) risk of Xelaglifam, a new GPR40 agonist, based on the potential toxicity mechanism of Fasiglifam; transporter inhibition, mitochondrial dysfunction, reactive metabolite formation, and covalent binding to proteins. In the hepatobiliary transporter assay, Xelaglifam showed a broader safety margin (>10-fold) against bile acid transporters, suggesting its less likelihood to cause bile acids accumulation, unlike Fasiglifam (<10-fold safety margin).

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Heavy vehicle operators suffer from increased fall risk, potentially due to exposure to whole-body vibration (WBV) that compromises postural control. This study aimed to characterize the relative impacts of multi-axial WBV vs. vertical-dominant WBV on dynamic postural control during sit-to-stand transition and stair descent, following prolonged vibration exposures.

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In this case report, the authors present three cases of post-tracheostomy site bleeding successfully treated using embolization, supplemented by CT and angiography images. This report highlights that embolization can be a viable alternative when surgical or endoscopic interventions fail or are not applicable in cases of post-tracheostomy bleeding.

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We present a case of iatrogenic iliac vein rupture with venous thrombosis during total hip arthroplasty that was endovascularly treated with the insertion of covered and uncovered stents, aspiration, and balloon maceration of the thrombus. We describe in detail, with a schematic diagram, an endovascular treatment method that can be performed under local anesthesia alone and explain how to overcome the situation when the diameter of the covered stent is inadequate to cover the iliac vein.

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  • The study focused on determining reference intervals for serum insulin-like growth factor 1 (IGF-1) and IGFBP-3, which are crucial for diagnosing growth hormone-related disorders in children.
  • Researchers reviewed the serum levels of IGF-1 and IGFBP-3 in healthy Korean children aged 0-17, using various immunoassay methods to gather data for establishing reference intervals.
  • The results showed that the reference percentiles for IGF-1 and IGFBP-3 are influenced by the immunoassay method used and highlight the importance of considering age and sex when determining these intervals for accurate assessments.
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  • * Treatments increased important nutrients like calcium, phosphorus, potassium, vitamin C, and free amino acids, and the overall weight of the broccoli sprouts also improved, with the IPB-5 group showing the highest increase in the bioactive compound sulforaphane.
  • * The study found that illite treatment boosted antioxidant activity and polyphenol content in microgreens, suggesting that proper illite doses can help improve quality and tackle nutrient deficiencies in microgreen vegetables.
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  • This study examined how different target sizes in virtual reality (VR) affect biomechanical stress and cognitive load among users.
  • Twenty participants completed standardized tasks using small, medium, and large targets, while scientists measured joint angles, muscle activity, and workload.
  • Results showed that larger targets increased neck and shoulder stress and led to longer task completion times compared to smaller targets, highlighting the significance of target size in VR performance.
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In this report, we present a case of a radiotherapy-induced tracheoesophageal fistula treated with the fluoroscopy-guided insertion of a covered stent through the gastrostomy route using both the antegrade and retrograde approaches. The initial antegrade endoscopic and fluoroscopic stent insertion procedure failed due to severe esophageal stricture. Compared to the endoscopic approaches, fluoroscopy-guided radiologic procedures are generally less invasive and more successful because they allow for a better understanding of the anatomy outside the lumen during the procedure and enable the use of devices with smaller diameters.

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In the shipbuilding industry, welding automation using welding robots often relies on arc-sensing techniques due to spatial limitations. However, the reliability of the feedback current value, core sensing data, is reduced when welding target workpieces have significant curvature or gaps between curved workpieces due to the control of short-circuit transition, leading to seam tracking failure and subsequent damage to the workpieces. To address these problems, this study proposes a new algorithm, MBSC (median-based spatial clustering), based on the DBSCAN (density-based spatial clustering of applications with noise) clustering algorithm.

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The pretreatment process of various foods has been reported to improve their nutritional properties. The soaking of brown rice improves the texture and nutrients, which are crucial for cooking and maintaining its high functional value. Illite, a clay mineral, has recently been discovered to improve the nutritional value of seeds.

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Protein tyrosine phosphatase 1B (PTP1B) is one of the target enzymes whose disruption leads to obesity and diabetes. A series of PTP1B inhibitors were isolated from the leaves of , used in traditional medicines for diabetes. The isolated inhibitors (), including two new compounds ( and ), consisted of dihydroflavonols and flavones.

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The plasma membrane proteins Rgt2 and Snf3 are glucose sensing receptors (GSRs) that generate an intracellular signal for the induction of gene expression in response to high and low extracellular glucose concentrations, respectively. The GSRs consist of a 12-transmembrane glucose recognition domain and a cytoplasmic C-terminal signaling tail. The GSR tails are dissimilar in length and sequence, but their distinct roles in glucose signal transduction are poorly understood.

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  • New agri-tech like smart farming, plant factories, and hydroponics are improving crop cultivation methods.
  • A fermented kelp was developed to serve as an eco-friendly nutrient solution for growing ginseng sprouts, leading to higher levels of beneficial compounds called ginsenosides.
  • The study showed that using fermented kelp significantly increased the total phenolic and flavonoid content in ginseng sprouts compared to those grown with just tap water.
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  • The study investigates how age and sex influence the relationship between muscle mass and serum creatinine levels in healthy individuals, particularly among older adults.
  • Researchers analyzed a total of 6,088 people from two national health surveys in Korea, measuring their muscle mass and serum creatinine using advanced imaging and analysis techniques.
  • Findings reveal that older males experience a significant decrease in both muscle mass and serum creatinine levels, whereas these trends are not present in older females, highlighting a gender difference in muscle mass loss with age.
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  • Serum creatinine can overestimate kidney function in older patients with low muscle mass, so researchers looked at calf circumference (CC) as a possible alternative.
  • A study of 271 hospitalized patients aged 65 and older found that CC measurements correlated well with the ratio of cystatin C to creatinine, which helps identify hidden renal impairment (HRI).
  • The findings suggest that using specific CC cutoffs could serve as an effective and cost-efficient way to detect HRI in elderly males, potentially leading to more accurate kidney function assessments.
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  • Vancomycin, a common antibiotic, can lead to ototoxicity and nephrotoxicity, especially when overprescribed; this study focuses on optimizing its dosage to minimize these risks.
  • Researchers created a population pharmacokinetic (PK) and pharmacodynamic (PD) model using data from 542 patients, revealing factors influencing vancomycin clearance and distribution.
  • Simulations showed that using model-informed dosing can keep drug concentrations within safe limits, and a new R Shiny application visualizes this data for easier treatment design.
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Background: The yeast S. cerevisiae preferably metabolizes glucose through aerobic glycolysis. Glucose transport is facilitated by multiple hexose transporters (Hxts), and their expression and activity are tightly regulated by multiple mechanisms.

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Inflammatory-related diseases are becoming increasingly prevalent, leading to a growing focus on the development of anti-inflammatory agents, with a particular emphasis on creating novel structural compounds. In this study, we present a highly efficient synthetic method for direct -arylation to produce a variety of (2)-arylindazol-3(2)-ones , which exhibit anti-inflammatory activity. The Chan-Evans-Lam (CEL) coupling of (1)-benzyl-indazol-3-(2)-ones with arylboronic acids in the presence of a copper complex provided the corresponding (2)-arylindazol-3(2)-ones in good-to-excellent yields, as identified with NMR, MS, and X-ray crystallography techniques.

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Thelazia callipaeda, a parasitic nematode that causes thelaziosis in various mammals, including humans, is known to be endemic in Korea. However, life cycle-related information on the parasite, primarily from human infection and a few dog cases, is limited. This study reports additional cases of T.

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The root of has been widely used as Chinese folk medicine to cure fevers, burns, and abdominal complications because it contains various bioactive metabolites such as xanthones, triterpenes, and flavonoids. In this study, we estimated bacterial neuraminidase inhibition with a series of xanthones from . BNA has connected to various biological functions such as pathogenic bacteria infection inflammatory process after infection and biofilm formation.

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Background: Transvenous access for endovascular treatment of dysfunctional hemodialysis (HD) access can be technically difficult in the retrograde selection of the HD access. This study aims to evaluate the efficacy of primary antegrade wire guidance in assisting transvenous access.

Methods: A total of 41 transvenous access procedures (17 with and 24 without antegrade wire guidance), performed between March 2019 and February 2023, were included.

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Core needle biopsy of breast masses is a common procedure for tissue diagnosis of breast lesions. The incidence of complications is low, with pseudoaneurysm (PA) after core biopsy has been described in the literature, and the subsequent need for surgical management. Ultrasonography is the most common modality used for not only diagnosis but also treatment of a PA.

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Purpose: Positive margins after breast-conserving surgery are associated with poor oncological outcomes and warrant additional surgery. This study aimed to evaluate the effectiveness of high-dose radiation therapy for positive margins by comparing local recurrence between patients with positive and negative margins.

Methods: We retrospectively evaluated 550 patients treated with adjuvant radiation therapy after breast-conserving surgery for invasive breast cancer between 2013 and 2019.

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