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Kim, Il-Kyu,Kim, Byung-Seok,Koh, Choong-Hyun,Seok, Jae-Won,Park, Jun-Seok,Shin, Kwang-Soo,Bae, Eun-Ah,Lee, Ga-Eun,Jeon, Hyewon,Cho, Jaebeom,Jung, Yujin,Han, Daehee,Kwon, Byoung S,Lee, Ho-Young,Chung, Nature Publishing Group, a division of Macmillan P 2015 Nature medicine Vol.21 No.9
<P>T cell stimulation via glucocorticoid-induced tumor necrosis factor receptor (TNFR)-related protein (GITR) elicits antitumor activity in various tumor models; however, the underlying mechanism of action remains unclear. Here we demonstrate a crucial role for interleukin (IL)-9 in antitumor immunity generated by the GITR agonistic antibody DTA-1. IL-4 receptor knockout (Il4ra(-/-)) mice, which have reduced expression of IL-9, were resistant to tumor growth inhibition by DTA-1. Notably, neutralization of IL-9 considerably impaired tumor rejection induced by DTA-1. In particular, DTA-1-induced IL-9 promoted tumor-specific cytotoxic T lymphocyte (CTL) responses by enhancing the function of dendritic cells in vivo. Furthermore, GITR signaling enhanced the differentiation of IL-9-producing CD4(+) T-helper (T(H)9) cells in a TNFR-associated factor 6 (TRAF6)- and NF-kappa B-dependent manner and inhibited the generation of induced regulatory T cells in vitro. Our findings demonstrate that GITR co-stimulation mediates antitumor immunity by promoting T(H)9 cell differentiation and enhancing CTL responses and thus provide a mechanism of action for GITR agonist-mediated cancer immunotherapies.</P>
Park, Kwang-Il,Kang, Sang-Rim,Park, Hyeon-Soo,Lee, Do Hoon,Nagappan, Arulkumar,Kim, Jin A,Shin, Sung Chul,Kim, Eun Hee,Lee, Won Sup,Chung, Hyon-Jong,An, Su Jin,Kim, Gon Sup Hindawi Publishing Corporation 2012 Evidence-based Complementary and Alternative Medic Vol.2012 No.-
<P><I>Lonicera japonica THUNB.</I>, which abundantly contains polyphenols, has been used as a traditional medicine for thousands of years in East Asian countries because of the anti-inflammation properties. This study aimed to investigate the anti-inflammatory mechanism of polyphenol components isolated from Korea <I>L. japonica T.</I> by nuclear factor-kappaB (NF-<I><I>κ</I></I>B) and mitogen-activated protein kinases (MAPKs) pathway. Polyphenols significantly decreased lipopolysaccharide- (LPS-) induced mRNA and protein expression of inducible nitric oxide synthase and cyclooxygenase-2, as well as mRNA expression of tumor necrosis factor-alpha, interleukin- (IL-) 1<I><I>β</I></I>, and IL-6. Moreover, polyphenols inhibited nuclear translocation of NF-<I><I>κ</I></I>B p65, phosphorylation/degradation of the inhibitor of <I><I>κ</I></I>B, and phosphorylation of p38 MAPK, whereas the extracellular signal-regulated kinase and Janus N-terminal kinase were not affected. These results indicate that polyphenol components isolated from Korea <I>L. japonica T.</I> should have anti-inflammatory effect on LPS-stimulated RAW 264.7 cells through the decrease of proinflammatory mediators expression by suppressing NF-<I><I>κ</I></I>B and p38 MAPK activity.</P>
Park, Kwang Il,Kim, Dong Gun,Lee, Bo Hyoung,Ma, Jin Yeul Hindawi Publishing Corporation 2016 MEDIATORS OF INFLAMMATION Vol.2016 No.-
<P>Inflammatory bowel disease (IBD) comprises Crohn's disease (CD) and ulcerative colitis (UC). IBD increases the risk of colorectal cancer (CRC), depending on the extent and duration of intestinal inflammation. Increased IL-6 expression has been reported in IBD patients, which may be associated with intestinal barrier function through discontinuous tight junction (TJ). KIOM-MA is a specific agent for allergic diseases and cancer, and it is composed of several plants; these herbs have been used in traditional oriental medicine. We fermented KIOM-MA, the product of KIOM-MA128, using probiotics to improve the therapeutic efficacy via the absorption and bioavailability of the active ingredients. In this study, we demonstrated that KIOM-MA/MA128 exhibited anticolitis effects via the modulation of TJ protein. Interleukin-6 resulted in a dose-dependent decrease in the TER and an increase in the FITC-dextran permeability; however, pretreatment with 400 <I>µ</I>g/ml KIOM-MA/MA128 resulted in a significant increase in the TER and a decrease in the FITC-dextran permeability via IL-6 induction. Furthermore, protein and mRNA TJ levels remained stable after pretreatment with 400 <I>µ</I>g/ml KIOM-MA/MA128. Moreover, KIOM-MA/MA128 suppressed the expression of PLC<I>γ</I>1 and PKC. Taken together, these findings suggest novel information and clue of the anticolitis effects of KIOM-MA128 via regulation of tight junction.</P>
Park, Kwang-Hyun,Jeong, Seung-Il,Mok, Ji-Ye,Cho, Jung-Keun,Park, Ji-Min,Jeon, In-Hwa,Kim, Hyeon-Soo,Jang, Seon-Il The Korean Society for Applied Biological Chemistr 2011 Applied Biological Chemistry (Appl Biol Chem) Vol.54 No.2
In a previous study, our group showed that the effective microorganism substance (EM-S) produced by fermentation of medicinal plants with effective microorganisms has an antiinflammatory effect on atopic dermatitis-like lesions in NC/Nga mice. However, the possible antiinflammatory effect and skin barrier function of EM-S for inflammatory cell infiltration, Interleukin-4 (IL-4) production, C-C chemokine receptor 10 (CCR10), and filaggrin (FLG) expression were not reported. Therefore, effects of EM-S on the development of atopic dermatitislike skin lesions in NC/Nga mice were evaluated. Efficacy of EM-S was judged by measurement of scratching behavior, T-cell subset infiltration, cytokine production, and FLG expression. Topical application of EM-S significantly reduced scratching behavior in NC/Nga mice caused by house dust mite antigen (Dermatophagoides farinse extract, DfE) sensitization. IL-4 production and $CD4^+$ and $CD45^+$ cell infiltrations were significantly reduced by EM-S. CCR10 expression was also significantly inhibited by EM-S. EM-S treatment also increased the level of FLG reduced by DfE sensitization. These results demonstrate EM-S, when applied topically, may be an effective substance for management of atopic dermatitis patients.
Interleukin-6가 사람 골수기질세포의 Alkaline Phosphatase, Osteontin, Decorin 및 a1(1)-Collagen mRNA 발현에 미치는 영향
김동관,김철희,김기수,손광현,박승일 대한내분비학회 1996 Endocrinology and metabolism Vol.11 No.2
Background: Inter1eukin-6(IL-6) is known to be produced by osteoblastic cells and to have impartant role in regulation of bone remodelling, Most previous studies indicated that IL-6 bas a major role in stimulating osteoclastic resorption by increasing recruitment and proliferation of preosteoclasts. But its autocrine effect on osteoblastic cells has not been well established yet. Therefore, we studied the effects of IL-6 on messenger RNA (mRNA) expression of proteins that are characteristic of osteoblastic cells in human bone marrow stromal (osteoprogenitor) cells (hRMSC). Methods: The expression of mRNAs for alkaline phosphatase, al(1)-collagen, osteopontin and decorin were studied by northern blot analysis after 3 7 days' treatrnent with IL-6 in the concenttation range of 101,000 U/ml. Results: The mRNA levels for any of the osteoblastic proteins studied did not change significantly by IL-6 treatment up to the concentration of 1,000 U/ml. Conclusion: These results suggest that IL-6 does not have a significant role in differentiatian or activities of human bone rnarrow stromal (osteoprogenitor) cells (J Kor Soc Endocrinol ll:156 162, 1996).
제대혈 유래 인간 비만세포에서의 세포증식 및 히스타민 분비에 대한 Interleukin 9의 영향
안강모 ( Kang Mo Ahn ),이광신 ( Kwang Shin Lee ),신미용 ( Mi Yong Shin ),박화영 ( Hwa Young Park ),안연화 ( Yeon Hwa Ahn ),손대열 ( Dae Yeul Son ),이상일 ( Sang Il Lee ) 대한소아알레르기호흡기학회(구 대한소아알레르기 및 호흡기학회) 2002 소아알레르기 및 호흡기학회지 Vol.12 No.4
목적: Interleukin 9(IL-9)는 Th2 싸이토카인의 일종으로서 알레르기 염증반응의 병태생리에 관여하는 것으로 알려져 있다. 본 연구에서는 IL-9이 주요 알레르기 염증세포의 하나인 인간 비만세포에 어떠한 영향을 주는지를 알아보기 위하여 시행되었다. 방법:본 연구에서는 인간 제대혈에서 CD34 (+) 세포를 분리한 후 stem cell factor(SCF), IL-3, IL-6를 투여함으로써 비만세포를 선택적으로 배양하였다. 8주간 배양이 끝 Purpose:Interleukin-9(IL-9), one of Th2-type cytokines, might be important in the pathophysiology of allergic diseases. We investigated the effect of IL-9 on human mast cells by assessing cell proliferation and histamine release. Methods: Human umbilical
( Kwang Hyun Park ),( Seung Ii Jeong ),( Ji Ye Mok ),( Jung Keun Cho ),( Ji Min Park ),( In Hwa Jeon ),( Hyeon Soo Kim ),( Seon Il Jang ) 한국응용생명화학회 2011 Applied Biological Chemistry (Appl Biol Chem) Vol.54 No.2
In a previous study, our group showed that the effective microorganism substance (EM-S) produced by fermentation of medicinal plants with effective microorganisms has an anti-inflammatory effect on atopic dermatitis-like lesions in NC/Nga mice. However, the possible anti-inflammatory effect and skin barrier function of EM-S for inflammatory cell infiltration, Interleukin-4 (IL-4) production, C-C chemokine receptor 10 (CCR10), and filaggrin (FLG) expression were not reported. Therefore, effects of EM-S on the development of atopic dermatitislike skin lesions in NC/Nga mice were evaluated. Efficacy of EM-S was judged by measurement of scratching behavior, T-cell subset infiltration, cytokine production, and FLG expression. Topical application of EM-S significantly reduced scratching behavior in NC/Nga mice caused by house dust mite antigen (Dermatophagoides farinse extract, DfE) sensitization. IL-4 production and CD4+ and CD45+ cell infiltrations were significantly reduced by EM-S. CCR10 expression was also significantly inhibited by EM-S. EM-S treatment also increased the level of FLG reduced by DfE sensitization. These results demonstrate EM-S, when applied topically, may be an effective substance for management of atopic dermatitis patients.
Park, Sang Mi,Lee, Tae Hoon,Zhao, Rongjie,Kim, Youn Sook,Jung, Ji Yun,Park, Chung A.,Jegal, Kyung Hwan,Ku, Sae Kwang,Kim, Jae Kwang,Lee, Chul Won,Kim, Young Woo,Cho, Il Je,An, Won G.,Kim, Sang Chan D.A. Spandidos 2018 International journal of molecular medicine Vol.41 No.5
<P>Socheongryong-Tang (SCRT) is a natural medicine prescription that has been mainly used in East Asia for the treatment of inflammatory disorders, including asthma and allergic rhinitis. The present study evaluated the anti-inflammatory effects of SCRT on lipopolysaccharide (LPS)-stimulated RAW 264.7 cells and in a rat model of carrageenan (CA)-induced paw edema. Levels of tumor necrosis factor-α (TNF-α), interleukin (IL)-1β, IL-6 and prostaglandin E<SUB>2</SUB> (PGE<SUB>2</SUB>) in the culture supernatant were quantified and nitric oxide (NO) production was monitored. In addition, the effect of SCRT on the protein expression of nuclear factor-κB (NF-κB), mitogen-activated protein kinases (MAPKs), inducible NO synthase (iNOS) and cyclooxygenase-2 (COX-2) was assessed by western blot analysis. Furthermore, the effects of SCRT on acute inflammation <I>in vivo</I> and changes in the histomorphometry and histopathology of paw skin were observed using CA-treated rats. SCRT (1 mg/ml) inhibited the LPS-induced changes in the protein expression of NF-κB, JNK, ERK1/2, iNOS and COX-2, as well as the production of NO, PGE<SUB>2</SUB> and cytokines. In the rat paw edema assay, administration of 1 g/kg of lyophilized powder obtained from the aqueous extracts of SCRT for 3 consecutive days inhibited the CA-induced increases in skin thickness, mast cell degranulation, and infiltration of inflammatory cells in the ventral and dorsal pedis skin within 4 h. These results demonstrated that SCRT exerts its anti-inflammatory activities in LPS-stimulated RAW 264.7 cells through decreasing the production of inflammatory mediators, including PGE<SUB>2</SUB>, NO and cytokines, via suppression of the NF-κB and JNK and ERK1/2 signaling pathways. In addition, the data of the CA-induced paw edema indicated an anti-edema effect of SCRT. SCRT (1 g/kg) reduced acute edematous inflammation through inhibition of mast cell degranulation and infiltration of inflammatory cells. Therefore, the present study provided scientific evidence for the anti-inflammatory activities of SCRT as well as the underlying mechanisms.</P>
Tae-Il Kim,Dong-Hyun Lim,Tai-Young Hur,Seung-Min Ha,Hyun-Jong Kim,Seong-Min Park,Ji-Hoo Park,Sang-Bum Kim,Ji-Hwan Lee,Hyun-Joo Lim,Jeong-Sung Jung,Ha-Yeon Jeong,Jay Lee,Kwang-Seok Ki,Vijayakumar Mayak 경상대학교 농업생명과학연구원 2019 농업생명과학연구 Vol.53 No.4
An experiment was carried out to assess the effect of feed selenium-lysine (Se-Lys) supplementation on milk compositions and serum biochemical indices in Saanen dairy goats in Korea. A total of twelve 36 months old Saanen lactating dairy goats (47±6.21 kg) fed the similar dry matter intake twice a day at 2% of BW (DMI) (10.9% moisture of concentrate and 19% moisture of roughage), milk yield (2.5 kg/d) and parity (2) were randomly selected and subjected for the present study, divided into two groups with six goats in each group. The goats in the control group received rice hulls (10 g/ day) only, and did not receive Se-Lys; goats in the treatment group were fed 0.06 g of Se-Lys with 10 g of rice hulls every day before feeding roughage for six weeks. The milk sample was collected every week, and its compositions were analyzed. The results of the present study showed that there is no significantly increased milk production in Se-Lys treated group goats when compared with control group goats. But, Se-Lys treatment significantly increased the milk protein content (3.98±0.16%), fat (3.72±0.27%), lactose (4.07±0.14%), total solids (12.51±0.28%) and urea (14.42±1.45 mg/dl) content as compared to the control group goats (p<0.05). The somatic cell counts (207,740±28.81 cells/ml) were significantly lower in the Se-Lys treated group than in the control group (p<0.05). Also, the results of the current study showed that supplementation of Se-Lys were significantly decreased the blood biochemical indices of IL-6 (34.34±6.04 pg/ml), TNT-α (0.56±0.22 ng/ml), MDA (5.07±1.03 ng/ml), GPx-1 (9.07±5.17 ng/ml), sCD4 (2.64±1.02 ng/ml) and sCD8 (5.08±2.08 ng/ml) level when compared with without addition of Se-Lys group dairy goats (p<0.05). On the other hand, the selenoprotein P (1,580.18±127.62 ng/ml) level was significantly higher in Se-Lys supplemented group than in the control group (p<0.05). Based on the study results, it was concluded that feed Se-Lys supplementation may improve milk yield with positively improved protein, fat, lactose, total solids, urea content, and biochemical indices without negative effects on milk production traits.