Publications by authors named "Jeong Heo"

Hepatitis B virus (HBV) reactivation in patients with HBV/hepatitis C virus (HCV) co-infection due to direct-acting antiviral agent (DAA) therapy is a growing concern. This study focused on 47 patients with chronic hepatitis C (CHC) and positivity for HBV surface antigen (HBsAg) who were treated with interferon (IFN)-based therapy, DAA, or DAA after IFN-based therapy failure and followed for a median of 53 months. Here, we aimed to determine HBV reactivation rates and associated factors, the incidence of HBV and liver-related events, and the rate of sustained virologic response (SVR) for HCV.

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Background/aims: Chronic gastroesophageal reflux disease (GERD) requires symptom relief and treatment of associated conditions. In this study, we aimed to compare anti-reflux mucosectomy (ARMS) and Stretta radiofrequency (SRF) for treating patients with chronic GERD who are unresponsive to proton pump inhibitors (PPIs) and to identify the indications for each procedure.

Methods: Data of patients who underwent ARMS or SRF between March 2021 and April 2023 were analyzed.

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To build in vitro tissues for therapeutic applications, it is essential to replicate the spatial distribution of cells that occurs during morphogenesis in vivo. However, it remains technically challenging to simultaneously regulate the geometric alignment and aggregation of cells during tissue fabrication. Here, we introduce the acoustofluidic bioassembly induced morphogenesis, which is the combination of precise arrangement of cells by the mechanical forces produced by acoustofluidic cues, and the morphological and functional changes of cells in the following in vitro and in vivo cultures.

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Bisphenol analogs are widely used as industrial substitutes for Bisphenol A (BPA) and are included in water bottles, food containers, and receipts commonly encountered daily. However, there are currently no specific regulations on these substitute substances, and reports on their harmful effects are also lacking. In this study, we examined the toxicity of eleven bisphenol analogs, including BPAP, BPB, BPC, BPC2, BPE, BPG, BPM, BPP, BPPH, BPZ, and TBBPA at 1 mM concentration using the C.

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Background/aims: Direct-acting antivirals (DAAs) are highly effective in treating hepatitis C virus (HCV) infection. The long-term hepatic and extrahepatic outcomes of DAAs in chronic hepatitis C (CHC) patients receiving curative antivirals are elusive.

Methods: CHC patients were retrieved from two phase III sofosbuvir-based clinical trials conducted from 2013-2014.

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Breast cancer is a highly heterogeneous disease; hence, it is crucial to understand its biology and identify new targets for the development of effective treatments. Galectin-1 is known to play an oncogenic role in breast cancer progression. It is known that oncogenic factors can influence cancer progression through interactions with miRNAs.

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Despite numerous attempts to understand the molecular mechanisms behind the development of liver cancer, it continues to pose a significant worldwide health challenge. Transcriptome sequencing, a powerful tool in molecular biology, has played a pivotal role in uncovering the intricate gene expression profiles underlying hepatocellular carcinoma (HCC). In the present study, we identified a total of 808 differentially expressed genes (DEGs), with 584 exhibiting downregulation, and 224 showing upregulation following apigetrin treatment.

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N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine (6PPD), a synthetic additive widely used in the rubber industry, and its oxidized product 6PPD-quinone (6PPDQ), have garnered widespread attention as an emerging hazardous chemicals owing to their potential detrimental effects on aquatic ecosystem and human health. The effects of 6PPD and 6PPDq on the female reproductive tract, especially embryo implantation, remain unknown and were investigated in this study. We used the spheroid attachment and outgrowth models of BeWo trophoblastic spheroids and Ishikawa cells as surrogates for the human blastocyst and endometrial epithelium, respectively.

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Background: Transarterial chemoembolisation (TACE) is standard of care for patients with unresectable hepatocellular carcinoma that is amenable to embolisation; however, median progression-free survival is still approximately 7 months. We aimed to assess whether adding durvalumab, with or without bevacizumab, might improve progression-free survival.

Methods: In this multiregional, randomised, double-blind, placebo-controlled, phase 3 study (EMERALD-1), adults aged 18 years or older with unresectable hepatocellular carcinoma amenable to embolisation, an Eastern Cooperative Oncology Group performance status of 0 or 1 at enrolment, and at least one measurable intrahepatic lesion per modified Response Evaluation Criteria in Solid Tumours (RECIST) were enrolled at 157 medical sites including research centres and general and specialist hospitals in 18 countries.

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Fragile X Mental Retardation Protein 1 (FMR1) is a translational repressor crucial for regulating genes in the central nervous system. While a lack of FMR1 expression causes Fragile X Syndrome (FXS), its overexpression is implicated in various cancers, necessitating tight regulation of FMR1 protein levels for normal cell physiology. In this study, we report that FMR1 is upregulated in gastric cancer patients.

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Article Synopsis
  • Cancer is caused by abnormal cell growth and currently has no definitive cure, leading to several side effects from treatments.
  • Apoptosis, a natural process of programmed cell death, is being researched as a way to control cancer.
  • This review focuses on the anticancer potential of prunetin and its glycoside, prunetin glucoside, specifically how they may trigger cell death mechanisms in different types of cancer.
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  • Chronic hepatitis B virus (HBV) is a significant global health concern, with existing treatments yielding low rates of HBsAg seroclearance; VIR-2218 (elebsiran) is being studied for its potential to reduce HBsAg levels.
  • This phase 2 open-label study involved participants aged 18-65 from various countries who had chronic HBV but no cirrhosis, assessing the safety and effectiveness of VIR-2218 alone and in combination with pegylated interferon-alpha-2a.
  • The study aimed to measure adverse events and clinical outcomes, including the reduction of HBsAg and long-term seroclearance rates among those receiving different treatment regimens over a period ranging from
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Article Synopsis
  • The activation of human immune cells by intestinal microorganisms, like probiotics and prebiotics, is crucial for maintaining a healthy balance between beneficial and harmful bacteria in the gut.
  • Probiotic products are becoming popular, especially for skin health and managing atopic dermatitis (AD), which is linked to immune system reactions and inflammation.
  • A study on anti-atopic substances showed that treatment reduced symptoms of AD by decreasing skin inflammation and improving immune responses, as observed through various tests on experimental animals.
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Background & Aims: Bepirovirsen, an antisense oligonucleotide, induces sustained reductions in hepatitis B surface antigen (HBsAg) and HBV DNA to below the lower limit of quantification (
Methods: In this phase IIb, multicentre, open-label trial, participants on stable nucleos(t)ide analogue (NA) therapy were randomised 1:1 to bepirovirsen 300 mg once weekly (plus loading dose on Days 4 and 11) for 24 (Arm 1) or 12 (Arm 2) weeks followed by Peg-IFN 180 μg once weekly for up to 24 weeks, with up to 36 weeks follow-up.

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Background And Aims: Simultaneous inhibition of the TGF-β and programmed cell death 1 ligand 1 pathways provides a potential novel treatment approach. Bintrafusp alfa, a first-in-class bifunctional fusion protein composed of the extracellular domain of TGF-βRII (a TGF-β "trap") fused to a human IgG1 monoclonal antibody blocking programmed cell death 1 ligand 1, was evaluated in patients with advanced HCC.

Approach And Results: In this global, open-label, phase I study (NCT02517398), patients with programmed cell death 1 ligand 1-unselected HCC who failed or were intolerant to ≥1 line of sorafenib received bintrafusp alfa 1200 mg every 2 weeks in a dose-escalation (n = 38) or dose-expansion (n = 68) cohort until confirmed progression, unacceptable toxicity, or trial withdrawal.

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Free radical is a marker in various inflammatory diseases. The antioxidant effect protects us from this damage, which also plays an essential role in preventing inflammation. Inflammation protects the body from biological stimuli, and pro-inflammatory mediators are negatively affected in the immune system.

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This study comprehensively investigates the phase evolution of silver-carbon composite (Ag/C) layers in anode-less batteries with both liquid and solid electrolytes. The results of X-ray diffraction and cross-sectional electron microscopy analyses reveal that the alloying reaction of Ag and Li is more homogeneous in solid-electrolyte-based cells compared to liquid-electrolyte-based cells. This homogeneity is attributed to diffusional Coble creep across the heterogeneous interfaces of Ag/C layers and solid electrolytes.

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Background & Aims: The induction of effective CD8+ T cells is thought to play a critical role in the functional cure of chronic hepatitis B (CHB). Additionally, the use of checkpoint inhibitors is being evaluated to overcome T-cell dysfunction during CHB.

Methods: A chimpanzee adenoviral vector (ChAdOx1-HBV) and a Modified vaccinia Ankara boost (MVA-HBV) encoding the inactivated polymerase, core, and S region from a consensus genotype C HBV were studied.

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Background: Phase 3 studies in patients with chronic hepatitis B have shown tenofovir alafenamide to have non-inferior efficacy to tenofovir disoproxil fumarate, with improved renal and bone safety. We conducted this study to evaluate the safety and efficacy of switching to tenofovir alafenamide in participants with chronic hepatitis B and renal or hepatic impairment.

Methods: This open-label, multicentre, phase 2 study was done in eight countries or territories at 30 sites.

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Article Synopsis
  • Bisphenol AF (BPAF) is a chemical found in lakes and rivers because of its use in thermal paper and food packaging.
  • The study looked at how dangerous BPAF is for aquatic life and for human health, finding that the chemical can be harmful in some areas.
  • Areas like the Xitang River and Central Italy have higher risks from BPAF, but overall, it seems safe for people, especially when it comes to daily exposure.
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Purpose: In the phase III HIMALAYA study (ClinicalTrials.gov identifier: NCT03298451) in unresectable hepatocellular carcinoma (uHCC), the Single Tremelimumab Regular Interval Durvalumab (STRIDE) regimen significantly improved overall survival versus sorafenib, and durvalumab monotherapy was noninferior to sorafenib. Patient-reported outcomes (PROs), a secondary outcome from HIMALAYA, are reported here.

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Introduction: Intratumoral administration of pexa-vec (pexastimogene devacirepvec), an oncolytic and immunotherapeutic vaccinia virus, given to patients with hepatocellular carcinoma (HCC), is associated with both local and distant tumor responses. We hypothesized subsequent treatment with sorafenib could demonstrate superior efficacy.

Methods: This random phase III open-label study evaluated the sequential treatment with pexa-vec followed by sorafenib compared to sorafenib in patients with advanced HCC and no prior systemic treatment.

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Real-world data regarding treatment with atezolizumab plus bevacizumab in high-risk patients with advanced HCC are lacking. In this multicenter retrospective cohort study, a total of 215 patients with advanced HCC received atezolizumab plus bevacizumab treatment at four tertiary hospitals. High-risk patients were those with grade Vp4 portal vein thrombus, bile duct invasion, or more than 50% liver infiltration.

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