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The Krüppel-like factor (KLF5) as a predictive biomarker in preoperative chemoradiation therapy for rectal cancer

Kim JY, Park SG, Kim KS, Choi YH, Kim NK

PURPOSE: Preoperative chemoradiation therapy (CRT) has become the standard treatment for patients with locally advanced rectal cancer, 15%–30% of patients still progress while being treated with CRT. The aim of...
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Up-regulation of NHE8 by somatostatin ameliorates the diarrhea symptom in infectious colitis mice model

Lei X, Cai L, Li X, Xu H, Geng C, Wang C

Na⁺/H⁺ exchangers (NHEs) have been shown to be involved in regulating cell volume and maintaining fluid and electrolyte homeostasis. Pooled evidences have suggested that loss of Na⁺/H⁺ exchanger isoform 8...
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Akkermansia muciniphila-derived extracellular vesicles influence gut permeability through the regulation of tight junctions

Chelakkot , Choi Y, Kim DK, Park HT, Ghim J, Kwon Y, Jeon J, Kim MS, Jee YK, Gho YS, Park HS, Kim YK, Ryu SH

The gut microbiota has an important role in the gut barrier, inflammation and metabolic functions. Studies have identified a close association between the intestinal barrier and metabolic diseases, including obesity...
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Infection of human intestinal epithelial cells by invasive bacteria activates NF-κB and increases ICAM-1 expression through NOD1

Shin WG, Park BJ, Lee SJ, Kim JG

BACKGROUND/AIMS: Nucleotide-binding oligomerization domain 1 (NOD1) is required for primary intestinal epithelial cells (IECs) to respond to natural mucopeptides secreted by gram-negative bacteria. Infection of human IECs with invasive bacteria...
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Elevated folic acid results in contrasting cancer cell line growth with implications for mandatory folic acid fortification

Yates Z, Lucock M, Veysey M, Choi JH

PURPOSE: The initiation of mandatory folic acid fortification using pteroylmonoglutamic acid (PteGlu) has reduced the rate of congenital malformations. However, it also appears to be responsible for several adverse effects,...
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Postprandial hypoglycemic effects of mulberry twig and root bark in vivo and in vitro

Park SY, Jin BR, Lee YR, Kim YJ, Park JB, Jeon YH, Choi SW, Kwon O

PURPOSE: Our previous study demonstrated the hypoglycemic effects of mulberry (Morus alba L.) leaf and the underlying mechanisms. Here we explored the potency of mulberry twigs (TW) and root barks...
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Chemopreventive effect of alpha-viniferin in azoxymethane-induced mouse colorectal tumor and Caco-2 cells

Kwak DH, Shin SK, Youm SY, Kim TW, Kim Y, Ahn B

alpha-Viniferin (AVF), a trimer of resveratrol, is known to have an anti-inflammatory effect via inhibition of cyclooxygenase-2 (COX-2) and inducible nitric oxide synthase (iNOS). It has been reported that up-regulated...
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Selection and immunomodulatory evaluation of lactic acid bacteria suitable for use as canine probiotics

Park SM, Park HE, Lee WK

This study was conducted to isolate lactic acid bacteria (LAB) from dog intestine and identify potential probiotic strains for canine use. One hundred and one LAB were isolated from feces...
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Nucleotide Binding Oligomerization Domain 1 Is an Essential Signal Transducer in Human Epithelial Cells Infected with Helicobacter pylori That Induces the Transepithelial Migration of Neutrophils

Kim BJ, Kim JY, Hwang ES, Kim JG

BACKGROUND/AIMS: The cytosolic host protein nucleotide binding oligomerization domain 1 (Nod1) has emerged as a key pathogen recognition molecule for innate immune responses in epithelial cells. The purpose of the...
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Intestinal anti-inflammatory activity of Sasa quelpaertensis leaf extract by suppressing lipopolysaccharide-stimulated inflammatory mediators in intestinal epithelial Caco-2 cells co-cultured with RAW 264.7 macrophage cells

Kim KM, Kim YS, Lim JY, Min SJ, Ko HC, Kim SJ, Kim Y

BACKGROUND/OBJECTIVES: Inflammatory bowel disease (IBD), including Crohn's disease and ulcerative colitis, involves chronic inflammation of the gastrointestinal tract. Previously, Sasa quelpaertensis leaves have been shown to mediate anti-inflammation and anti-cancer...
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Characteristics and immuno-modulatory effects of Enterococcus faecium JS1-8 isolated from Kimchi

Ahn SB, Park HE, Lee SM, Kim SY, Lee WK

Characteristics and immuno-modulatory effects of Enterococcus (E.) faecium JS1-8 isolated from Kimchi were investigated for potential probiotic use. We measured their acid, bile, and heat tolerances, adhesion properties in Caco-2...
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Degradation of the Transcription Factors NF-kappaB, STAT3, and STAT5 Is Involved in Entamoeba histolytica-Induced Cell Death in Caco-2 Colonic Epithelial Cells

Kim KA, Min A, Lee YA, Shin MH

Entamoeba histolytica is a tissue-invasive protozoan parasite causing dysentery in humans. During infection of colonic tissues, amoebic trophozoites are able to kill host cells via apoptosis or necrosis, both of...
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Characteristics and immuno-modulatory effects of Weissella cibaria JW15 isolated from Kimchi, Korea traditional fermented food, for probiotic use

Ahn SB, Park HE, Lee SM, Kim SY, Shon MY, Lee WK

  • KMID: 1703513
  • J Biomed Res.
  • 2013 Dec;14(4):206-211.
In this study, characteristics and immuno-modulatory effects of Weissella cibaria JW15 isolated from Kimchi, traditional Korean fermented food, were examined for investigation of the capacity of potentially probiotic strains. We...
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The immune-stimulating peptide WKYMVm has therapeutic effects against ulcerative colitis

Kim SD, Kwon S, Lee SK, Kook M, Lee HY, Song KD, Lee HK, Baek SH, Park CB, Bae YS

  • KMID: 2154259
  • Exp Mol Med.
  • 2013 Sep;45(9):e40.
In this study, we examined the therapeutic effects of an immune-stimulating peptide, WKYMVm, in ulcerative colitis. The administration of WKYMVm to dextran sodium sulfate (DSS)-treated mice reversed decreases in body...
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Zanamivir Oral Delivery: Enhanced Plasma and Lung Bioavailability in Rats

Shanmugam , Im HT, Sohn YT, Kim KS, Kim YI, Yong CS, Kim JO, Choi HG, Woo JS

  • KMID: 1502519
  • Biomol Ther.
  • 2013 Mar;21(2):161-169.
The objective of this study was to enhance the oral bioavailability (BA) of zanamivir (ZMR) by increasing its intestinal permeability using permeation enhancers (PE). Four different classes of PEs (Labrasol(R),...
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Apical acidity decreases inhibitory effect of omeprazole on Mg2+ absorption and claudin-7 and -12 expression in Caco-2 monolayers

Thongon N, Krishnamra N

  • KMID: 1401760
  • Exp Mol Med.
  • 2012 Nov;44(11):684-693.
Clinical studies reported hypomagnesaemia in long-term omeprazole usage that was probably due to intestinal Mg2+ wasting. Our previous report demonstrated the inhibitory effect of omeprazole on passive Mg2+ transport across...
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Adhesion Activity of Lactobacillus plantarum PM 008 Isolated from Kimchi on the Intestine of Mice

Jang SE, Hyun YJ, Oh YJ, Choi KB, Kim T, Yeo IH, Han MJ, Kim DH

Lactic acid bacteria (LAB), including L. plantarum isolated from Kimchi, are beneficial and safe microorganisms that improve disturbances of the indigenous microflora and the host's immune system. The adhesion abilities...
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Effects of DCA on Cell Cycle Proteins in Colonocytes

Ha YH, Park DG

PURPOSE: Evidence that indicates bile acid is a promoter of colon cancer exists. Deoxycholic acid (DCA) modifies apoptosis or proliferation by affecting intracellular signaling and gene expression. However, because previous...
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TNF-alpha Downregulates E-cadherin and Sensitizes Response to gamma-irradiation in Caco-2 Cells

Yi JY, Jung YJ, Choi SS, Chung E

  • KMID: 2128578
  • Cancer Res Treat.
  • 2009 Sep;41(3):164-170.
PURPOSE: The purpose of the present study was to assess the biological effects of TNF-alpha in Caco-2 well-differentiated colon adenocarcinoma cells and to determine radiation sensitivity in order to develop...
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Intestinal absorption of aloin, aloe-emodin, and aloesin; A comparative study using two in vitro absorption models

Park MY, Kwon HJ, Sung MK

  • KMID: 2313371
  • Nutr Res Pract.
  • 2009 Mar;3(1):9-14.
Aloe products are one of the top selling health-functional foods in Korea, however the adequate level of intake to achieve desirable effects are not well understood. The objective of this...
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