• Title/Summary/Keyword: Anti-IgE

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Studies on the Inhibitory effect of anaphylactic reaction by Shinisan (辛夷散에 의한 아나필락시 反應의 抑制에 관한 硏究)

  • Han, Young-mok;LIm, Gyu-sang
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.12 no.1
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    • pp.1-17
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    • 1999
  • Shinisan has been used for treatment of allergic disease in Oriental Medicine. However, its effect in experimental models remains unknown. The mast cell plays a pivotal role in initiating allergic response by secreting intracytoplasmic granular mediators such as histamine. The present report describes an inhibitory effect of Shinisan on mast cell-mediated immediate type allergic reactions. Topical application of compound 48/80 can induce an ear swelling response in normal ($WBB6F_1-+/+$) mice but not in the congenic mast cell-deficient $WBB6F_1-W/W^v$ mice. Shinisan inhibited concentration-dependently mast cell-dependent ear swelling response induced by compound 48/80. Shinisan inhibited concentration-dependently passive cutaneous anaphylaxis induced by anti-dinitrophenyl (DNP) IgE in rats by topical application. Shinisan also inhibited concentration-dependently the histamine release from the rat peritoneal mast cells by compound 48/80 or anti-DNP IgE. Moreover, Shinisan had a significant inhibitory effect on compound 48/80-induced systemic anaphylactic reaction. These results indicate that Shinisan inhibits immediate-type allergic reactions by inhibition of mast cell degranulation in vivo and in vitro.

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Inhibitory Effect of Immediate-Type Allergic Reaction by Magnoliac flos (辛夷花에 의한 卽時型 알레르기의 反應 抑制 效果)

  • Jeon, Chang-Ki;Hwang, Chung-yeon
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.12 no.1
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    • pp.36-46
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    • 1999
  • The mast cell plays a pivotal role in initiating allergic response by secreting intracytoplasmic granular mediators such as histamine. Magnoliae flos has been used for treatment of allergic disease in Korea. However, its effect in experimental models remains unknown. The present report describes an inhibitory effect of Magnoliae flos on mast cell-mediated immediate-type allergic reactions. Topical application of compound 48/80 can induce an ear swelling response in normal($WBB6F_1-+/+$) mice but not in the congenic mast cell-deficient $WBB6F_1-W/W^v$ mice. Magnoliae flos inhibited concentration-dependently mast cell-dependent ear swelling response induced by compound 48/80 by topical application. Magnoliae flos inhibited concentration-dependently passive cutaneous anaphylaxis induced by anti-dinitrophenyl (DNP) IgE in rats by topical application. Magnoliae flos also inhibited concentration-dependently the histamine release from the rat peritoneal mast cells by compound 48/80 or anti-DNP IgE. Moreover, Magnoliae flos had a significant inhibitory effect on compound 48/80-induced systemic anaphylactic reaction. These results indicate that Magnoliae flos inhibits immediate-type allergic reactions by inhibition of mast cell degranulation in vivo and in vitro.

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Effect of Oral Probiotics (Bifidobacterium lactis AD011 and Lactobacillus acidophilus AD031) Administration on Ovalbumin-Induced Food Allergy Mouse Model

  • Kim, Ji-Yeun;Choi, Young-Ok;Ji, Geun-Eog
    • Journal of Microbiology and Biotechnology
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    • v.18 no.8
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    • pp.1393-1400
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    • 2008
  • Recent study has demonstrated an increasing prevalence of food allergy in Korean children. Specific probiotic bacteria may promote potentially anti-allergenic processes through induction of Th1-type immunity and enhance the regulatory lymphocyte. This study investigated whether orally administrated probiotics could suppress allergic responses in an ovalbumin (OVA)-induced allergy mouse model. Thus, female C3H/HeJ mice were orally sensitized with OVA and cholera toxin for 4 weeks. Lactobacillus acidophilus AD031, Bifidobacterium lactis AD011, and L. acidophilus AD031 plus B. lactis AD011 were fed to mice from 2 weeks before the sensitization. The OVA-induced mice that were not treated with probiotics had significantly increased serum levels of OVA-specific IgE and IgG1, and OVA-specific IgA in feces. However, the mice treated with probiotics suppressed production of the OVA-specific IgE, IgG1, and IgA. The level of IL-4 was significantly lower, and the levels of INF-$\gamma$ and IL-10 were significantly higher in the mice treated with probiotics than that in the non-treated mice. The groups treated with probiotics had decreased levels of degranulated mast cells, eosinophil granules, and tail scabs. These results indicate that L. acidophilus AD031 and B. lactis AD011 might be useful for the prevention of allergy.

Effect of Cnidium officinale Extract on Recovery Capability of Allergic Contact-Dermatitis in Rat (흰쥐의 알레르기성 접촉피부염의 회복에 미치는 천궁추출물의 영향)

  • Lim, Jae-Hwan;Park, Young-Mi;Kim, Jeong-Sook;Jeong, Hyung-Jin;Seo, Eul-Won
    • Korean Journal of Plant Resources
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    • v.24 no.4
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    • pp.430-437
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    • 2011
  • The epidermal recovering-effects of the Cnidium officinale extract after inducing contact-dermatitis by 1-chloro-2,4-dinitrochlorobenzene (DNCB) showed by measuring thickness of skin, identifying IgE amounts in plasma, and activities of anti-oxidant enzymes using histochemical and biochemical methods. By three-time applications of the extract, morphological changes of dermatitis in impaired region were recovered dramatically and shape of skin surface and thickness of epidermis were restored to be normal. Also, lipid content was recovered to the level of normal state. We suggested that extract treatment lowered a hypersensitive reaction by decreasing of IgE level in blood and restored activities of superoxide dismutase and catalase. In conclusion, we proposed that C. officinale extract might be used as natural resources for treating effectively allergic contact-dermatitis.

Anti-atopic Effects of the Silkworm Feces Extracts in the NC/Nga Mice

  • Ju, Wan-Taek;Kim, Hyun-Bok;Kim, Kee-Young;Sung, Gyoo-Byung;Kim, Yong-Soon
    • International Journal of Industrial Entomology and Biomaterials
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    • v.27 no.2
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    • pp.289-297
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    • 2013
  • This study was evaluated the antiatopic activity of silkworm feces extracts in DNCBinduced NC/Nga atopy mice. It was found that each level of IgE and histamine in blood was significantly decreased in the silkworm feces extracts treatment groups, compared with the DNCB-induced atopy control group. When the silkworm feces extracts was applied to the atopy mice, it could be observed that its skin recovered to normal condition with the skin surface being clean and smooth without any tissue. The results suggest that the application of silkworm feces extracts effect on atopic model through a inhibition of histamine emissions with reducing the levels of blood IgE in NC/Nga atopy mice.

Chronologic chrnge of serum IgG antibody response in chickens reinfected with Cryptosporidium baileyi (닭와포자충 재감염닭의 혈청1gG 항체가 추이)

  • Lee, Jae-Gu;Kim, Hyeon-Cheol;Park, Bae-Geun
    • Parasites, Hosts and Diseases
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    • v.34 no.4
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    • pp.255-258
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    • 1996
  • Eight 2-day-old SPF Chickens were each inoculated Orally With 3 Sing1e dose Of 5 × 105 oocysts of Cryptosporinium boilevi. and immunoglobulin G (IgG) antibody responses were chronologically measured by indirect immunofluorescent antibody (IFA) assay. Anti-C. bcileyi IgG antibody levels remained high (1 : 106.67 to 1:512.00) for at least 4 months with 330 days of a detectable period. Ten days after the negative conversion, each chicken was re-challenged with 1 × 107 oocysts of the same species. Subsequent infection in 340-day-old individuals caused sudden elevated IgG antibody levels and the titer peaked on day 28 postchallenge inoculation (PCI), at 1:1.024 with a 65 days of detection period. Chickens in primary infection showed oocyst shedding profiles. but did not exhibit any oocyst shedding before or after experimental reinfection.

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Enterococcus faecium FC-K Derived from Kimchi Is a Probiotic Strain That Shows Anti-Allergic Activity

  • Rho, Man-Kwang;Kim, Young-Eun;Rho, Hyun-In;Kim, Tae-Rahk;Kim, Yoon-Bum;Sung, Won-Kyung;Kim, Tae-Woo;Kim, Dae-Ok;Kang, Hee
    • Journal of Microbiology and Biotechnology
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    • v.27 no.6
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    • pp.1071-1077
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    • 2017
  • A rise in the occurrence of allergic diseases is attributed to the dysregulated balance of type 1/type 2 immunity, where type 2 T-helper (Th2) cells predominate over type 1 T-helper (Th1) cells, leading to an abnormally increased production of IgE in response to unharmful antigens. Kimchi, a traditional Korean fermented food, is a rich source of beneficial lactic acid bacteria. In this study, we investigated the ability of Enterococcus faecium FC-K derived from kimchi to induce type I immunity in the presence of Th2 polarizing conditions in vitro and in vivo. Stimulation of mouse peritoneal macrophages with E. faecium FC-K induced the production of tumor necrosis factor alpha, interleukin (IL)-6, and IL-12. Under the in vitro Th2 conditions in which splenic T cells were activated in the presence of IL-4, E. faecium FC-K enhanced the ability of T cells to produce interferon $(IFN)-{\gamma}$. Using the ovalbumin (OVA)-induced allergy model, male BALB/c mice receiving E. faecium FC-K reduced the serum level of total IgE, but not that of OVA-specific IgE. Furthermore, the population of activated splenic B cells during OVA immunization was decreased in E. faecium FC-K-treated mice, accounting for a reduction of total IgE in the serum. Restimulating splenocytes from OVA-immunized mice with OVA ex vivo resulted in an increased production of $IFN-{\gamma}$, with no effect on IL-4, in E. faecium FC-K-treated mice. These observations provide the evidence that E. faecium FC-K can be a beneficial probiotic strain that can modulate the Th2-mediated pathologic response.

Anti-asthmatic Effect of Alismatis Rhizoma and Alisol Acetate B Combination Therapy in a Murine Asthma Model (택사와 alisol B acetate의 병용 투여가 천식 동물 모델에 미치는 영향)

  • Park, Mi-jun;Heo, June-yi;Kwun, Min-jung;Han, Chang-woo
    • The Journal of Internal Korean Medicine
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    • v.38 no.6
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    • pp.891-901
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    • 2017
  • Objectives: The aim of the study was to evaluate the anti-asthmatic effect of alismatis rhizoma and alisol acetate B combination therapy in a murine asthma model. Methods: C57BL/6 mice were sensitized to and challenged with a mixture of ragweed, dust mite, and aspergillus to induce an asthma animal model. Alismatis rhizoma extract and alisol acetate B combination therapy was co-administered only in the experimental group. To evaluate the anti-asthmatic effect of the combination therapy, inflammatory cell counts in bronchoalveolar lavage (BAL) fluid were determined, and tissue was examined histologically with hematoxylin and eosin (H & E) and periodic acid-Schiff (PAS) stains, by enzyme-linked immunosorbent assay (ELISA) of IgE, IL-4, and IL-5, and with reverse transcription polymerase chain reaction (RT-PCR) of IL-5, IL-33, MUC5AC. Results: Alismatis rhizoma and alisol acetate B combination therapy reduced the number of inflammatory cells, alleviated histologic features, and down-regulated all the investigated asthma mediators, IgE, IL-4, IL-5, IL-33, and MUC5AC. Conclusions: According to the above results, alismatis rhizoma and alisol acetate B combination therapy may have therapeutic potential for asthma.

Anti-allergic effect of Lactobacillus rhamnosus IDCC 3201 isolated from breast milk-fed Korean infant (한국인 모유영양아의 분변에서 분리한 Lactobacillus rhamnosus IDCC 3201의 항 알레르기 효과)

  • Lee, Seung-Hun;Kang, Jae-Hoon;Kang, Dae-Jung
    • Korean Journal of Microbiology
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    • v.52 no.1
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    • pp.18-24
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    • 2016
  • We investigated 23 lactic acid bacteria isolated from Korean breast milk-fed infant in order to select strains which show superior anti-allergic effect. The candidates were cultivated and then we obtained dried powders of tyndallized cells and supernatant concentrate separately. Screening was carried out with down-regulation of interleukin (IL) 4 and up-regulation of IFN-${\gamma}$ in mouse splenocytes. As a result of the screening, we selected Lactobacillus rhamnosus IDCC 3201 (RH3201) for oral feeding to ovalbumin-sensitized BALB/c mice. Oral administration of RH3201 as dead cell bodies and supernatant concentrate suppressed hyper-production of serum immunoglobulin (Ig) E levels compared to vehicle group. Such anti-allergic effects were achieved by improvement of the balance between cytokines produced from type-1 helper T (Th1) and type-2 helper T (Th2) lymphocytes. Therefore, RH3201 has potential to improve atopic symptoms by immunomodulatory effect.

Anti-allergic Effects of Chungshimbohyeoltang in RBL-2H3 Mast Cells and OVA/alum Sensitized Mice (RBL-2H3 비만세포와 OVA/alum 감작 생쥐에서 청심보혈탕(淸心補血湯)의 항알레르기 효과)

  • Jo, Min-Seo;Han, Jae-Kyung;Kim, Yun-Hee
    • The Journal of Pediatrics of Korean Medicine
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    • v.26 no.3
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    • pp.30-45
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    • 2012
  • Objectives The suppressive effect of CSBHT has been mysterious. Thus, the present study is designed to investigate the suppressive effect and its mechanism. Methods To investigate the anti-allergy effect from ChungShimBoHyeolTang(CSBHT), RBL-2H3 cell was used and examined by Real-Time PCR, and IL-4 and IL-13 from RBL-2H3 was examined by ELIS. In addition, GATA-1, GATA-2, NFAT-1, NFAT-2, c-Fos, c-Jun, NF-${\kappa}B$ p65 transcription factors of RBL-2H3 mast cell were examined by Western Blotting. Also, OVA/alum-sensitized mice were orally administrated CSBHT and serum OVA-specific IgE production, IL-4, and IL-13 production in splenocytes supernatant were examined. Results As a result of treating with CSBHT extract, RBL-2H3 mast cells significantly suppressed the IL-4 and IL-13 mRNA expression and IL-4 and IL-13 production. Western blot analysis of transcription factors involving IL-4 and IL-13 expression also revealed a prominent decreases of mast cell's specific transcription factors including GATA-1, GATA-2, NFAT-1, NFAT-2, c-Fos, and NF-${\kappa}B$ p65. Also, examining the mice, administration of CSBHT suppressed the amount of OVA-specific IgE in OVA/alum-sensitized mice and IL-4 and IL-13 production in splenocytes supernatant. Conclusions The study suggested that the anti-allergic activities of CSBHT suppresses IL-4 and IL-13 production from the Th2 cytokines by suppressing transcription factors as GATA-1, GATA-2, NFAT-1, NFAT-2, c-Fos and NF-${\kappa}B$ p65 in mast cells.