Publications by authors named "Eunji Song"

Scope: Nonalcoholic steatohepatitis (NASH) is a leading cause of chronic liver disease worldwide that can progress to liver fibrosis (LF). Probiotics have beneficial roles in reducing intestinal inflammation and gut-associated diseases, but their effects and mechanisms beyond the gut in attenuating the progression of LF are remained unclear.

Methods And Results: In a mouse model of NASH/LF induced by a methionine-choline deficient (MCD) diet, immunobiotics are administered to investigate their therapeutic effects.

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Allergic asthma (AA) is a common inflammatory airway disease characterized by increased airway hyper-responsiveness (AHR), inflammation, and remodeling. is a strictly anaerobic bacterium residing in the gut and is a promising next-generation probiotic to improve metabolic inflammatory syndrome. A recent study suggested the beneficial effect of live on allergic airway inflammation (AAI) in mice.

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Autonomous driving recognition technology that can quickly and accurately recognize even small objects must be developed in high-speed situations. This study proposes an object point extraction method using rule-based LiDAR ring data and edge triggers to increase both speed and performance. The LiDAR's ring information is interpreted as a digital pulse to remove the ground, and object points are extracted by detecting discontinuous edges of the z value aligned with the ring ID and azimuth.

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  • Ginseng (Panax ginseng) is recognized for its potential health benefits, specifically in enhancing body temperature and gut health, though the exact mechanisms remain poorly understood.
  • This study shows that periodic supplementation with ginseng extracts positively influences body temperature and reduces inflammation in certain metabolic organs of rats experiencing induced hypothermia, likely affecting gut hormone levels and microbiota composition.
  • In laboratory tests, ginseng extracts were found to influence gene regulation related to the body’s internal clock and inflammation, potentially through direct cellular action or by interacting with gut microbiota, with involvement of PI3K-AKT signaling pathways noted as a key factor.
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Background: YH35324, a long-acting IgETrap-Fc fusion protein, is a novel therapeutic agent for immunoglobulin E (IgE)-mediated allergic diseases. This randomized, double-blind, placebo/active-controlled, single ascending dose Phase 1 study assessed the safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of YH35324 in subjects with atopy.

Methods: Eligible subjects were healthy subjects or atopic adults with mild allergic rhinitis, atopic dermatitis, food allergy, or urticaria, and a serum total IgE level of 30-700 IU/mL (Part A) or > 700 IU/mL (Part B).

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Background/aims: : Functional dyspepsia (FD) has long been regarded as a syndrome because its pathophysiology is multifactorial. However, recent reports have provided evidence that changes in the duodenal ecosystem may be the key. This study aimed to identify several gastrointestinal factors and biomarkers associated with FD, specifically changes in the duodenal ecosystem that may be key to understanding its pathophysiology.

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  • Dysbiosis in the gut microbiome is linked to metabolic diseases like obesity and insulin resistance, and probiotics may help address these issues.
  • The study found that AO356, administered to mice on a high-fat diet, reduced weight gain and altered gut microbiota composition in a beneficial way.
  • Safety tests confirmed that AO356 is safe for use, suggesting it could be a promising new probiotic for preventing and treating obesity.
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  • This study explores the relationship between herbal medicine (specifically Yijung-tang, or YJT) and gut microbiota in regulating body temperature and inflammation in hypothyroid rats.* -
  • YJT demonstrated protective effects against hypothermia and systemic inflammation, unlike traditional drugs like L-thyroxine, by altering gut microbiota and impacting signaling pathways related to thermoregulation.* -
  • The findings suggest that YJT might promote the body's thermogenesis and modulate gut health, potentially leading to advancements in microbiota-focused treatments in medicine.*
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As a long-term condition that affects the airways and lungs, chronic obstructive pulmonary disease (COPD) is characterized by inflammation, emphysema, breathlessness, chronic cough, and sputum production. Currently, the bronchodilators and anti-inflammatory drugs prescribed for COPD are mostly off-target, warranting new disease management strategies. Accumulating research has revealed the gut-lung axis to be a bidirectional communication system.

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Introduction: Nonalcoholic steatohepatitis (NASH) is an advanced nonalcoholic fatty liver disease characterized by chronic inflammation and fibrosis. A dysbiosis of the gut microbiota has been associated with the pathophysiology of NASH, and probiotics have proven helpful in its treatment and prevention. Although both traditional and next-generation probiotics have the potential to alleviate various diseases, studies that observe the therapeutic effect of next-generation probiotics on NASH are lacking.

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Unlabelled: Amylosucrase can increase the amount of resistant starch (RS) in starch by transferring glucose from sucrose to amylopectin. Here, rice starch was modified using amylosucrase from (DgAS). DgAS-modified rice starch (DMRS) increased the side-chain length of amylopectin and appeared in the form of B-type crystals.

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Objective: Rivaroxaban is a direct factor Xa inhibitor used for the prevention and treatment of thromboembolic disorders. The objective of this study was to compare the pharmacokinetic profiles of two rivaroxaban formulations after a single dose of rivaroxaban (2.5-mg tablet) in healthy Korean subjects.

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  • The study investigates the effects of common anti-obesity drugs, Lorcaserin (LS) and Phentermine (PT), on gut microbiota in mice fed a high-fat diet for 8 weeks.
  • Results show that both LS and PT not only help reduce body weight and fat accumulation but also alter the gut microbial composition, improving dysbiosis.
  • The changes in gut microbiota were linked to obesity-related markers and increased levels of the G protein-coupled receptor 120 (GPR120), suggesting that gut bacteria may play a role in the drugs' anti-obesity effects.
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Obesity is a chronic metabolic disease caused by excessive body fat and has become a global public health problem. Evidence suggests that obesity and obesity-induced metabolic disorders are closely related to gut microbiota. Bupropion (BP), an antidepressant medicine, and Stapf [Ephedraceae; Ephedrae Herba], a herbal medicine, are sympathetic stimulants and have weight loss effects.

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  • Personalized nutrition recognizes that different individuals may have varied metabolic responses to food due to genetic and gut microbiome differences.
  • Recent studies highlight the gut microbiome's role in how diet impacts health, indicating that it can be influenced by dietary choices.
  • Understanding the diverse gut microbiota can lead to tailored dietary interventions for improved health, but more comprehensive research is needed to fully explore these concepts.
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  • - High salt intake, specifically from mineral-rich sea salt, can lead to several health issues; this study explored its effects on male rats compared to a normal diet.
  • - Rats fed diets with 1% or 4% sea salt experienced weight loss, changes in gut salt content, and shifts in beneficial and harmful gut bacteria, which may affect gut health.
  • - The study found significant alterations in female hormones and reductions in certain compounds related to kidney function due to high sea salt intake, suggesting that these physiological changes might vary by sex.
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  • * Phylogenetic analysis revealed CBA3104 is distinct within the Brachybacterium genus, while CBA3105 is closely related to Brachybacterium halotolerans, showing high sequence similarity but differing in certain genomic metrics such as ANI and dDDH values.
  • * Both strains share similar fatty acid profiles and contain menaquinone-7
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  • Developing bulk Bi anodes for Na-ion batteries presents challenges like slow ion diffusion and material fragmentation, but a new strategy successfully overcomes these issues.
  • The bulk Bi transforms into a porous nanostructure during use, which improves sodium ion storage and allows for ultrafast charging and long-lasting performance.
  • The Na-Bi half-cell shows remarkable capacity retention and performance even at extreme charging rates, highlighting the combination of high energy storage, rapid charging capabilities, and durability in battery design.
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  • - This study explores new methods to objectively evaluate insomnia by examining tongue features and oral microbial profiles as potential diagnostic biomarkers.
  • - Researchers compared 100 insomniac patients with 20 healthy controls, finding that the insomnia group had notable differences in tongue characteristics and an abnormal LF/HF ratio.
  • - The findings suggest that tongue lightness, coating, and specific microbial populations may serve as indicators of insomnia, with variations in oral microbial diversity further linked to sleep quality.
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(PN) is a traditional herbal medicine containing several active compounds such as saponins and ginsenosides with many therapeutic applications including anti-obesity activity. Fermentation by lactic acid bacteria has the potential to metabolize ginsenosides to more active forms. This study examined whether fermentation has any benefits on the protective effects of a PN extract against obesity using a high-fat diet (HFD)-fed mouse model.

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  • This study investigates the link between bioactive substances in 38 types of seaweeds and their anti-glycation activities, focusing on the effects of a 70% (v/v) aqueous ethanol extract.
  • Key findings reveal that Ecklonia bicyclis, Ishige foliacea, and Cladophora urightiana var. minor contain the highest levels of total phenolics, condensed tannins, and flavonoids, respectively.
  • The results indicate that brown algae have stronger anti-glycation properties compared to aminoguanidine and ALT-711, suggesting they may be effective in developing treatments for diabetic complications involving advanced glycation end-products (AGEs).
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Barium titanate (BaTiO) has attracted considerable attention as a perovskite ferroelectric ceramic material for electronic multilayer ceramic capacitors (MLCCs). Fine BaTiO nanopowders with a considerably high tetragonality directly influence the typical properties of nanopowders; however, their synthesis has remained challenging. In this study, we analyzed the effect of two different TiO powders with anatase and rutile phases in a solid-state reaction with barium carbonate (BaCO).

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  • Ginseng, particularly Korean red ginseng (KRG), has a long history in treating metabolic syndrome (MS), but how it works is not fully understood; recent studies suggest gut microbiota may play a key role.
  • A clinical trial involving 60 MS patients tested the effects of KRG over 8 weeks, measuring various health indicators and gut microbial composition, while categorizing subjects based on their responses to treatment and gut profiles.
  • The results showed that KRG significantly lowered systolic blood pressure and improved lipid metabolism in certain responders; specific gut microbial populations were associated with better treatment outcomes, indicating that these microbes could be useful biomarkers for personalized MS treatment.
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  • Cheonwangbosim-dan (CWBSD) is a traditional Korean herbal formula aimed at treating insomnia linked to a heart-yin deficiency (HYD) pattern.
  • A study involving 56 insomnia patients showed that CWBSD improved sleep quality in both HYD and non-HYD groups, but the HYD group experienced more significant benefits, including longer sleep times.
  • Additionally, tongue diagnosis and oral microbiota analysis suggested that improvements in sleep quality were associated with changes in tongue coating, although the overall oral microbiota did not change significantly after treatment.
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The identification of new probiotics with anti-obesity properties has attracted considerable interest. In the present study, the anti-obesity activities of () strains isolated from human stool samples and their relationship with the gut microbiota were evaluated using a high fat-diet (HFD)-fed mice model. Three strains of were chosen from 27 isolates selected based on their anti-lipogenic activity in 3T3-L1 cells.

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