Publications by authors named "Hye Soo Kim"

For the medical diagnosis of sepsis, it is crucial to differentiate infectious inflammation from noninfectious symptoms to prevent acute aggravation. Herein, a diagnosis for early stage sepsis was performed using LPC 16:0 and total phospholipids as small molecular biomarkers. The measurement of LPC 16:0 was conducted using a parylene matrix chip, which was developed to effectively detect small molecules in laser desorption/ionization mass spectrometry (LDI-MS).

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Autotaxin (ATX), also known as ectonucleotide pyrophosphatase/phosphodiesterase family member 2 (ENPP 2), is an enzyme with lysophospholipase D activity that converts lysophosphatidylcholine into lysophosphatidic acid (LPA). One of the LPA receptors, LPA3, is positively and negatively regulated by progesterone and estrogen, respectively. Furthermore, ATX expression in the rat uterus could be under the control of estrous cycle.

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Article Synopsis
  • * To improve the drug's performance, researchers created P18 N PI ME-loaded solid lipid nanoparticles (SLNs) that showed favorable properties, sustaining drug release and particle sizes between 158.59 nm to 248.43 nm.
  • * Efficacy tests indicated that the SLNs enhanced PDT effects on cancer cells compared to standalone P18 N PI ME, displaying toxicity when exposed to light and showing the smallest SLN formulation was the most effective for cancer treatment.
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Electrochemical analysis of total phospholipids was performed for the diagnosis of sepsis. The influence of electrode materials on the analysis of the chromogenic substrate was analyzed using Au, graphite, and pyrolyzed carbon electrodes. The total phospholipid analysis based on electrochemical analysis with pyrolyzed carbon was used for diagnosis of sepsis using sera from healthy volunteers, systemic inflammatory response syndrome (SIRS), and severe sepsis patients.

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Background/aims: Germline mutations of the rearranged during transfection (RET) gene cause multiple endocrine neoplasia type 2 (MEN2). About 85% of RET mutations in MEN2 occur in codon Cys634. The RET D631Y mutation has recently been discovered, and we have studied its molecular expression and clinical consequences.

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Background/aims: To investigate whether serum Wisteria floribunda agglutinin-positive human Mac-2-binding protein (WFA+-M2BP) can predict the recurrence of hepatitis B virus (HBV)-related hepatocellular carcinoma (HCC) after curative resection.

Methods: Patients with chronic hepatitis B (CHB) who underwent curative resection for HCC between 2004 and 2015 were eligible for the study. Recurrence was sub-classified as early (<2 years) or late (≥2 years).

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Background: Hepatoma arterial-embolization prognostic (HAP) score and its modifications (modified HAP [mHAP] and mHAP-II), consisting of some or all of the following factors of tumor size, number, alpha-fetoprotein, bilirubin, and serum albumin, have been found to predict outcomes after trans-arterial chemoembolization (TACE) for hepatocellular carcinoma (HCC). We investigated the feasibility of using HAP-related risk scores for dynamic risk assessment during repeated TACE.

Methods: A total of 619 HCC patients treated with TACE from two institutions between 2003 and 2010 were included.

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Background/aims: It is important to identify patients who are refractory to transarterial chemoembolization (TACE), which is performed for the treatment of hepatocellular carcinoma (HCC). We investigated the predictors of poor treatment outcomes in patients with recurrent HCC treated who were treated with TACE after curative resection.

Methods: 428 patients with recurrent HCC after curative resection who were treated with TACE were enrolled.

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Background & Aims: We compared the risk of hepatocellular carcinoma (HCC) development between patients with chronic hepatitis B (CHB) who achieved virological response (VR; HBV-DNA < 2000 IU/mL) with nucleos(t)ide analogues (NUCs) treatment (NUC-VR group) and patients with inactive CHB phase (ICHBP group).

Methods: To adjust for imbalances between NUC-VR and ICHBP groups, propensity score matching (PSM) models with 1:1 ratios were performed.

Results: This study included 2032 patients (n = 1291 in NUC-VR group and n = 741 in ICHBP group).

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Due to the exceptional properties of graphene, numerous possibilities for real applications in various fields have been provided. However, it is a challenge to fabricate bulk graphene materials with properties arising from the nature of individual graphene sheets, and which assemble into monolithic three-dimensional structures. If 3D structured graphene foam were made instead of 2D structured graphene, it is expected that it would be a facile fabrication, with relatively low cost with the possibility of scale-up, and would maintain the intrinsic properties of graphene.

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Background & Aims: The European Association for the Study of the Liver criteria and the modified Response Evaluation Criteria in Solid Tumors are used for assessing the treatment outcomes of hepatocellular carcinoma. We investigated the inter- and intra-observer reproducibility of the European Association for the Study of the Liver criteria and modified Response Evaluation Criteria in Solid Tumors in patients with advanced hepatocellular carcinoma treated with sorafenib.

Methods: A total of 99 patients with treatment-naive advanced hepatocellular carcinoma receiving sorafenib were included.

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HPC 03 is herbal formula that consists of extracts from , Makino and Presl. The present study evaluated the estrogenic potential of HPC 03 by using and models. The regulatory mechanisms of HPC 03 in estrogen-dependent MCF-7 cells were assessed.

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Scopoletin was recently shown to stimulate melanogenesis through cAMP-response element-binding protein (CREB) phosphorylation. In this study, we investigated the molecular events of melanogenesis-induced by scopoletin. After exposure to scopoletin, the protein levels of tyrosinase and tyrosianse related protein-1 (TRP-1) were significantly increased in B16F10 cells.

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Background/aims: To identify the usefulness of endoscopic ultrasonography with a mini-probe (EUM) and to create a predictive model for esophageal variceal (EV) recurrence and bleeding following esophageal variceal ligation (EVL).

Methods: A total of 144 patients who received EUM prior to prophylactic EVL and met the inclusion criteria were enrolled. EUM findings, EV diameter, paraesophageal vein diameter, and the number of perforating veins were assessed.

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Background & Aims: We performed a propensity-score matched analysis to investigate whether entecavir, compared with lamivudine, can reduce risk of hepatocellular carcinoma (HCC) in patients with chronic hepatitis B after adjusting for level of fibrosis.

Methods: We performed a retrospective study of 1079 patients with chronic hepatitis B who received first-line therapy with lamivudine (n = 435) or entecavir (n = 644) from 2006 through 2013. Only patients with available liver stiffness value measured by transient elastography were recruited.

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Article Synopsis
  • * Direct injection of hUCB-MSCs into ischemic brain areas improved neurobehavioral performance and reduced the size of brain damage compared to controls.
  • * hUCB-MSCs promote healing by generating new cells, enhancing blood vessel formation, and reducing inflammation, particularly under low-oxygen (hypoxic) conditions, indicating their potential as a therapeutic option for neurological disorders.
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Exenatide has beneficial effects on insulin sensitivity in several animal models; however, its mechanism of action remains unclear. Furthermore, the relationship between the effect of exenatide on the changes in the relative abundance of microRNAs (miRNAs), which play a role in regulating glucose and lipid metabolism, is not fully understood. Therefore, we assessed the effect of exenatide on miRNA expression in a high-fat diet (HFD)-induced mouse model of obesity.

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We evaluated the prevalence of vitamin B12 deficiency and associated factors in type 2 diabetes patients using metformin. A total of 799 type 2 diabetes patients using metformin was enrolled. Vitamin B12 and folate levels were quantified by chemiluminescent enzyme immunoassay.

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Background And Aim: Patients with chronic kidney disease (CKD) often have subclinical hypothyroidism. However, few reports have investigated changes in the status of subclinical hypothyroidism in CKD patients and its clinical significance in CKD progression.

Methods: We included 168 patients with nondialysis-dependent CKD stages 2-4.

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Sarcoidosis is a systemic granulomatous disease of unknown etiology that involves many organs, occasionally mimicking malignancy. We herein report a 50-yr-old woman of muscular sarcoidosis of chronic myopathic type, manifested by hypercalcemia and muscle wasting. Besides insignificant hilar lymphadenopathy, her sarcoidosis was confined to generalized atrophic muscles and therefore, F-18 FDG PET/CT alone among conventional imaging studies provided diagnostic clues for the non-parathyroid-related hypercalcemia.

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