• Title/Summary/Keyword: Anti-inflammatory mechanism

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The Study of Literature Review on Mechanism of Bee Venom Therapy for Musculo-skeletal Disorder (봉독요법(蜂毒療法)의 근골격계질환(筋骨格界疾患) 치료기전(治療機轉)에 대한 문헌적(文獻的) 고찰(考察))

  • Kim, Sung-Soo;Chung, Won-Suk
    • The Journal of Korea CHUNA Manual Medicine
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    • v.3 no.1
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    • pp.111-123
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    • 2002
  • Objectives : There have been many studies of the effect of Bee Venom therapy about arthritis, but no one study was reported about its whole functional mechanism to musculo-skeletal system. This study was designed to investigate the effect, Indication, and side effect of Bee Venom therapy on musculo-skeletal disease by literature review of articles. Results : The effects of Bee Venom therapy to musculo-skeletal system are divided to Anti_inflammatory effect and Anti-nociceptive effect. Anti_inflammatory effect is achieved through competitive chemotaxis, immuno-regulation, increasing of cortisol secretion by stimulating hypothalamus-pituitary gland-adrenal cortex axis. Anti-nociceptive effect is achieved by Anti-inflammatory mechanism and it works similar to anti-nociceptive effect of the acupuncture acting on central and peripheral nociceptive transduction system. The Bee Venom therapy could cause severe side effect, for example, hypersensitivity and anaphylaxis, injury to central nerve system and cardiovascular system, peripheral blood system, and renal dysfunction. Conclusions : With its Anti-inflammatory and Anti-nociceptive mechanism, Bee Venom therapy is considered that has good effects to autoimmune disease, chronic inflammation of various musculo-skeletal disease and various pain syndrome. But the clinician must be careful for its side effects.

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Suppressing NF-κB/Caspase-1 Activation is a Mechanism Involved in the Anti-inflammatory Effect of Rubi Fructus in Stimulated HMC-1 Cells

  • Mi-Ok Yang;Noh-Yil Myung
    • Biomedical Science Letters
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    • v.29 no.3
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    • pp.137-143
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    • 2023
  • Inflammation plays an important role in immune system's response to tissue injury and biological stimuli. However, excessive inflammation can cause tissue damage. Therefore, the development of naturally derived anti-inflammatory agents have received broad attention. In this study, we investigated the anti-inflammatory mechanism of Rubi Fructus (RF) extract on the mast cell-mediated inflammatory response. To determine the regulatory mechanism of RF in inflammatory reaction, we evaluated the effects of RF on secretion of interleukin (IL)-8, IL-6 and tumor necrosis factor (TNF)-α and activation of nuclear factor-κB (NF-κB) and caspase-1 in activated human mast cells-1 (HMC-1). The results showed that RF attenuated IL-8, IL-6 and TNF-α secretion in a concentration-dependent manner. Moreover, RF significantly attenuated caspase-1and NF-κB activation in activated HMC-1. Conclusively, the present results provide evidence that RF may be a promising agent for anti-inflammatory therapy.

Current concept for anti-inflammatory mechanism of acupuncture;based on the latest studies (침의 염증 제어 기전에 관한 최근 견해;최신 연구를 바탕으로)

  • Jo, Jong-Hyun;Ahn, Seong-Hun;Sohn, In-Chul
    • Korean Journal of Acupuncture
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    • v.25 no.2
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    • pp.43-55
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    • 2008
  • Objectives : The acupuncture has been in the classic arsenal of Oriental medicine over inflammatory diseases. Its physiological mechanism is not fully understood but being known better everyday. We reviewed several papers to describe current concepts over anti-inflammatory mechanism of acupuncture. Methods : Some computerized literature searches were done using the key words of 'acupuncture' AND 'Anti-inflammatory' in Medline via Pubmed between March 2007 and December 2007. Only rationally-designed studies were picked among practically associated materials. A well-known hypothesis on acupunctural physiology was adapted for integration. Result : 18 studies were selected. 17 studies were laboratory experiment and 1 was a clinical study. Data was classified into some comprehensive categories. Author's opinion was added at the end of each category. Study results supported the hypotheses on acupunctural physiology; Acupuncture has some influences on autonomic nerve system(ANS). And it stimulates several receptors from target cells like macrophage, and finally inhbits cytokines like TNF-${\alpha}$, IL-1${\beta}$ andIL-10 which are inflammation-mediated. Acupuncture increases the opioid releasing therefore relieves inflammation. And acupuncture inhibits cyclooxgenase(COX) but its mechanism is controversial until now. Conclusion : Current concepts over anti-inflammatory mechanism of acupuncture are as follows. Acupucture suppresses inflammation by stimulation of ANS, increasing of opioid releasing and inhibition of COX. But more studies are needed to fully describe the anti-inflammatory effect of acupuncture.

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Comparison of Anti-Inflammation Effects of Specimens Before and After the Oil Extraction of Raphanus sativus L. Seed in RAW 264.7 Macrophage Activated by LPS

  • Sunyoung Park;Dahyun Mun;Gunwoo Lee;Youngsun Kwon;Hye-yeon Kang;Jeom-Yong Kim
    • CELLMED
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    • v.13 no.6
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    • pp.7.1-7.6
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    • 2023
  • Raphanus sativus L. has been reported to have anti-inflammatory and anti-tumor activity. However, the anti-inflammatory effect and mechanism of action of the Raphanus sativus L. seeds (RSS) with or without oil are still unknown. This study was undertaken to investigate the in-vitro anti-inflammatory effect with or without oil in the RSS on RAW 264.7 cells stimulated by lipopolysaccharide (LPS). Results showed the suppressed LPS-induced secretion of pro-inflammatory mediators such as nitric oxide (NO), inflammatory cytokine (IL-6, TNF-α). Additionally, a decrease in protein expression of iNOS was observed, but nuclear translocation of NF-κB p65 was not inhibited. To elucidate the underlying mechanism of the anti-inflammatory effect of RSS, the involvement of mitogen-activated protein kinase (MAPK) signaling pathways was examined. We also found that RSS blocked LPS-induced phosphorylation of c-Jun N-terminal kinase/stress-activated protein kinase (JNK) signaling but did not affect the phosphorylation of p38 MAPK and extracellular signal-regulated kinase (ERK) 1/2. These results suggest that RSS may have potential as an anti-inflammatory agent through the inhibition of LPS-induced inflammatory cytokine production via regulation of the JNK pathway.

Role of Salvia miltiorrhiza for Modulation of Th2-derived Cytokines in the Resolution of Inflammation

  • Moon, Sun-Hee;Shin, Seul-Mee;Kim, Seul-Ah;Oh, Hee-Eun;Han, Shin-Ha;Lee, Seung-Jeong;Kim, Kyung-Jae
    • IMMUNE NETWORK
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    • v.11 no.5
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    • pp.288-298
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    • 2011
  • Background: Salvia miltiorrhiza (SM) has been used to treat inflammatory diseases including edema and arthritis; however, the anti-inflammatory mechanism of SM action remains unresolved. Methods: The effects of an ethanol extract of SM (ESM) on pro-inflammatory cytokines such as TNF-${\alpha}$, IL-$1{\beta}$, IL-6, and NO, and on anti-inflammatory cytokines including IL-4, IL-10, TGF-${\beta}$, and IL-1Ra have been studied in an attempt to elucidate the anti-inflammatory mechanism in murine macrophages. Results: ESM inhibited the production of pro-inflammatory cytokines via down-regulation of gene and protein expression whereas it increased the anti-inflammatory cytokines. Furthermore, ESM inhibited the expression of the chemokines, RANTES and CX3CL1, as well as of inflammatory mediators such as TLR-4 and $11{\beta}$-HSD1. Conclusion: These results indicated that the regulatory effects of ESM may be mediated though the suppression of pro-inflammatory cytokines as well as the induction of anti-inflammatory cytokines. Consequently, we speculate that ESM has therapeutic potential for inflammation-associated disorders.

The Review on the Study related to Anti-inflammatory Mechanism of Bee Venom Therapy (봉독요법(蜂毒療法)의 항염증(抗炎症) 기전(機轉) 연구(硏究)에 관(關)한 고찰(考察))

  • Choi, Jung-Sik;Park, Jang-Woo;Oh, Min-Seok
    • Journal of Haehwa Medicine
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    • v.15 no.1
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    • pp.141-160
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    • 2006
  • The obtained results are summarized as follows 1. New findings are reporting year by year as for the study related to Anti-inflammatory mechanism of Bee Venom therapy. 2. The Anti-inflammatory effect of Bee Venom therapy is achieved through counterirritation, stimulations to adrenal cortex, immuno-regulation, antioxidation, removal of free radicals, modulation of AGP gene induction. 3. The chief components of Bee Venom related to Anti-inflammatory effect are Melittin, MCD peptide, Apamin, Adolapin etc. 4. Melittin binds to secretory phospholipase A2 and inhibits its enzymatic activity. 5. Melittin blocks neutophil O2-production. 6. MCD peptide(Peptide 401) stimulates the mast cell secrets histamine, Anti-inflammatory effect caused by this is 'conterirritation'. 7. Melittin & Apamin have an anti-inflammatory effect by inducing cortisone secretion. 8. MCD peptide & Apamin increase immunologic fuction by stimulating hypophysis & adrenal cortex and have an anti-inflammatory effect by inhibiting synthesis of prostaglandin from arachidonic acid. 9. Adolapin have an anti-inflammatory effect by inhibiting COX. 10. Bee Venom have an anti-inflammatory effect by suppressing AGP($\alpha$-acid glycoprotein). 11. Bee Venom have an anti-inflammatory effect by inhibiting NO, iNOS, PLA2, COX-2, TNF-$\alpha$, IL-1, NF-${\kappa}B$, MAP kinase.

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Study for Related Mechanism of Anti-Inflammatory Effect Induced by Neddle electrode electrical stimulation in Mouse Air Pouch Model. (Mouse Air Pouch Model에서 침전극 저주파치료로 유도된 소염 작용에 관한 연구)

  • Chung, Jin-Woo;Hwang, Hyun-Sook;Lim, Jong-Soo
    • Journal of Korean Physical Therapy Science
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    • v.9 no.2
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    • pp.111-122
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    • 2002
  • In oriental medicine, manual-acupuncture and electroacupuncture (EA) have been widely utilized to cure several inflammatory diseases such as arthritis. We designed this experiment to find neurochemical mechanism related to electroacupuncture induced anti-inflammatory effect on mouse air pouch model. EA with both low frequency (1 Hz) and high frequency (120 Hz) was treated after induction of inflammation in air pouch using injection of zymosan. To verify the role of opioid system in electroacupuncture-induced anti-inflammatory effect, naloxone (10 mg/kg) was pretreated. In addition, idazoxan (5 mg/kg) was pre-treated to evaluate the possible effect of endogenous adrenergic system in autonomic system on EA induced anti-inflammatory effect. As results of this study, naloxone pretreatment did not change the anti-inflammatory effect evoked by high frequency EA, while low frequency EA(1 Hz) induced anti-inflammatory effect was dramatically suppressed by naloxone pretreatment. These data indicated that endogenous opioid system might be extensively involve in anti-inflammatory effect evoked by not high frequency, but low frequency EA. However, idazoxan pretreatment did not produce any modulatory effect on both low and high frequency EA induced anti-inflammatory effect, suggesting that EA induced anti-inflammatory effect was not mediated by endogenous adrenergic system. In conclusion, these data strongly suggested that EA induced anti-inflammatory effect is mediated by endogenous opioid system, not endogenous adrenergic system.

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The Anti-inflammatory Mechanism of the Peel of Zanthoxylum piperitum D.C. is by Suppressing NF-κB/Caspase-1 Activation in LPS-Induced RAW264.7 Cells

  • Choi, Yun-Hee;Myung, Noh-Yil
    • Korean Journal of Plant Resources
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    • v.32 no.6
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    • pp.669-676
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    • 2019
  • Zanthoxylum piperitum D.C. (ZP) peels has been used as a natural spice and herb medicine for hypertension reduction, for strokes, and for its anti-bacterial and anti-oxidant activity. However, the anti-inflammatory mechanisms employed by ZP have yet to be completely understood. In this study, we elucidate the anti-inflammatory mechanism of ZP in lipopolysaccharide (LPS)-induced RAW264.7 cells. We evaluated the effects of ZP in LPS-induced levels of inflammatory cytokines, prostaglandin E2 (PGE2), and caspase-1 using ELISA. The expression levels of inflammatory-related genes, including cyclooxygenase (COX)-2 and inducible nitric oxide synthase (iNOS), were assayed by Western blot analysis. We elucidated the effect of ZP on nuclear factor (NF)-κB activation by means of a luciferase activity assay. The findings of this study demonstrated that ZP inhibited the production of inflammatory cytokine and PGE2 and inhibited the increased levels of COX-2 and iNOS caused by LPS. Additionally, we showed that the anti-inflammatory effect of ZP arises by suppressing the activation of NF-κB and caspase-1 in LPS- induced RAW264.7 cells. These results provide novel insights into the pharmacological actions of ZP as a potential candidate for development of new drugs to treat inflammatory diseases.

The Anti-inflammatory Mechanism of Pu-erh Tea via Suppression the Activation of NF-κB/HIF-1α in LPS-stimulated RAW264.7 Cells

  • Su-Jin Kim
    • Biomedical Science Letters
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    • v.29 no.2
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    • pp.58-65
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    • 2023
  • Pu-erh tea, a popular and traditional Chinese tea, possesses various health-promoting effects, including inhibiting tumor cell progression and preventing type II diabetes and neurodegenerative disorders. However, the precise anti-inflammatory mechanisms are not well understood. In present study, we elucidated the anti-inflammatory mechanism of Pu-erh tea in lipopolysaccharide (LPS)-activated RAW264.7 cells. We explored the effects of Pu-erh tea on the levels of inflammatory-related genes, including inducible nitric oxide synthase (iNOS), cyclooxygenase (COX)-2 and prostaglandin E2 (PGE2) in LPS-activated RAW264.7 cells. Moreover, we investigated its regulatory effects on nuclear factor-kappa B (NF)-κB and hypoxia-inducible-factor (HIF)-1α activation. The findings of this study demonstrated that Pu-erh tea inhibited the LPS-increased inflammatory cytokines and PGE2 release, as well as COX-2 and iNOS expression. Moreover, we confirmed that the anti-inflammatory mechanism of Pu-erh tea occurs via the inhibition of NF-κB and HIF-1α activation. Conclusively, these findings provide experimental evidence that Pu-erh tea may be useful candidate in the treatment of inflammatory-related diseases.

3,4,5-Trihydroxycinnamic Acid Inhibits Lipopolysaccharide-Induced Inflammatory Response through the Activation of Nrf2 Pathway in BV2 Microglial Cells

  • Lee, Jae-Won;Choi, Yong-Jun;Park, Jun-Ho;Sim, Jae-Young;Kwon, Yong-Soo;Lee, Hee Jae;Kim, Sung-Soo;Chun, Wanjoo
    • Biomolecules & Therapeutics
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    • v.21 no.1
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    • pp.60-65
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    • 2013
  • 3,4,5-Trihydroxycinnamic acid (THC) is a derivative of hydroxycinnamic acids, which have been reported to possess a variety of biological properties such as anti-inflammatory, anti-tumor, and neuroprotective activities. However, biological activity of THC has not been extensively examined. Recently, we reported that THC possesses anti-inflammatory activity in LPS-stimulated BV2 microglial cells. However, its precise mechanism by which THC exerts anti-inflammatory action has not been clearly identified. Therefore, the present study was carried out to understand the anti-inflammatory mechanism of THC in BV2 microglial cells. THC effectively suppressed the LPS-induced induction of pro-inflammatory mediators such as NO, TNF-${\alpha}$, and IL-$1{\beta}$. THC also suppressed expression of MCP-1, which plays a key role in the migration of activated microglia. To understand the underlying mechanism by which THC exerts these anti-inflammatory properties, involvement of Nrf2, which is a cytoprotective transcription factor, was examined. THC resulted in increased phosphorylation of Nrf2 with consequent expression of HO-1 in a concentration-dependent manner. THC-induced phosphorylation of Nrf2 was blocked with SB203580, a p38 MAPK inhibitor, indicating that p38 MAPK is the responsible kinase for the phosphorylation of Nrf2. Taken together, the present study for the first time demonstrates that THC exerts anti-inflammatory properties through the activation of Nrf2 in BV2 microglial cells, suggesting that THC might be a valuable therapeutic adjuvant for the treatment of inflammation-related disorders in the CNS.