• Title/Summary/Keyword: Immunologic disease

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The safety, immunological benefits, and efficacy of ginseng in organ transplantation

  • Lim, Sun Woo;Luo, Kang;Quan, Yi;Cui, Sheng;Shin, Yoo Jin;Ko, Eun Jeong;Chung, Byung Ha;Yang, Chul Woo
    • Journal of Ginseng Research
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    • v.44 no.3
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    • pp.399-404
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    • 2020
  • Korean ginseng (Panax ginseng) is associated with a variety of therapeutic effects, including antioxidative, anti-inflammatory, vasorelaxative, antiallergic, antidiabetic, and anticancer effects. Accordingly, the use of ginseng has reached an all-time high among members of the general public. However, the safety and efficacy of ginseng in transplant recipients receiving immunosuppressant drugs have still not been elucidated. Transplantation is the most challenging and complex of surgical procedures and may require causation for the use of ginseng. In this regard, we have previously examined the safety, immunological benefits, and protective mechanisms of ginseng with respect to calcineurin inhibitor-based immunosuppression, which is the most widely used regimen in organ transplantation. Using an experimental model of calcineurin inhibitor-induced organ injury, we found that ginseng does not affect drug levels in the peripheral blood and tissue, favorably regulates immune response, and protects against calcineurin inhibitor-induced nephrotoxicity and pancreatic islet injury. On the basis of our experimental studies and a review of the related literature, we propose that ginseng may provide benefits in organ transplant recipients administered calcineurin inhibitors. Through the present review, we aimed to briefly discuss our current understanding of the therapeutic benefits of ginseng related to transplant patient survival.

A Study of Literature on Acupuncture Treatments for the Skin Disease(Eunjin) (은진(隱疹)의 침구치료(鍼灸治療)에 대한 문헌적(文獻的) 고찰(考察))

  • Jang Yun-Seong;Hwang Bae-Yeon;Lee Sang-Ryong
    • Korean Journal of Acupuncture
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    • v.19 no.1
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    • pp.145-151
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    • 2002
  • Medical concept of the skin disease is a symptom like itchs. It outbreakes by immunologic and nonimmunologic mechanisms. The most common case is hypersensitive reaction intermediated by IgE. Other case of immunologic mechanism includes activation of the complement system. Autoimmune antibodies for histamine-secreting mast cell IgE receptors are found in some patients suffer from chronic skin paroxysm. Most common causes of acute skin paroxysm are foods, viruses, parasite infections and drugs. Causes of chronic skin paroxysm are undiscovered. Air pollution, simplification of eating habits, habitual eating of convenience food; drug abuse in present days made skin disease more common. Now many methods of acupunctural treatments are being used clinically. So this report presents some views about acupunctural treatments for the Skin disease.

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The direction of the study regarding the treatment of Rheumatoid Arthritis (최근 RA와 관련된 임상 및 실험 논문의 경향)

  • Kim, Yung-tae;Lee, Jae-dong;Lee, Yun-ho
    • Journal of Acupuncture Research
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    • v.19 no.5
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    • pp.189-198
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    • 2002
  • Objective : To research the trend of the study related to rheumatoid arthritis(RA) and to establish the hereafter direction of the study on RA. Methods : We have selected 12 medical report about RA in Arthritis & Rheumatism and Journal of Rheumatology recently, reviewed them, and investigated their methods. Results & Conclusions : The pattern of study was as follows: physical & serologic research in 2 articles, immunologic research in 7 articles, and genetic research in 3 articles. There is now evidence of the benefit of treatment early in the disease course and evidence of the impact of treatment on outcomes. New classes of therapeutic agents have also been introduced. Wherever possible, these revised guidelines are evidence-based. By the above results, it would be needed further research on RA mechanism related immunologic and genetic process.

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Etiologic and Immunologic Characteristics of Thoroughbred Horses with Bacterial Infectious Upper Respiratory Disease at the Seoul Race Park

  • Ryu, Seung-Ho;Koo, Hye-Cheong;Park, Young-Kyung;Kim, Jun-Man;Jung, Woo-Kyung;Davis, William C.;Park, Yong-Ho;Lee, Chang-Woo
    • Journal of Microbiology and Biotechnology
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    • v.19 no.9
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    • pp.1041-1050
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    • 2009
  • Equine respiratory disease is a common cause of poor performance and training interruptions. The higher incidence rate of infectious upper respiratory disease (IURD) in thoroughbred racehorses at the Seoul Race Park coincided with the frequent stabling season, shorter stabling periods, and younger ages in this study. Incidence rates were also correlated with significantly lower proportions of cells expressing MHC class II-, CD2 antigen-, $CD4^+$- or $CD8^+$-T lymphocyte-, and B lymphocyte in IURD patients compared with healthy control groups in the summer and fall and in 2-and-3-year-old groups. The data suggested that movement and new environments may have resulted in immunosuppression and inappropriate responses to respiratory pathogens in IURD patients. The IURD incidence decreased with age, perhaps by the acquisition of immunity, and study results suggested that immunologic protection was associated with IURD, particularly in young thoroughbred racehorses. Streptococci isolates were identified in 11 of 72 IURD horses, and 3 of these isolates were identified as Streptococcus. equi subsp. equi. S. equi subsp. zooepidemicus was isolated from 2 of 23 IURD horses in the spring (8.7%), 5 of 23 in the summer (21.7%), and 1 of 6 in winter (16.7%). S. equi subsp. zooepidemicus (5%) was also identified in 3 of 61 isolates from clinically normal horses. Racetracks should implement anti-IURD protective measures by assessing the capacity of equine immunologic protection at the Park and by limiting the introduction of specific respiratory pathogens (such as S. equi subsp. equi) by preventing the access of infected but subclinical horses with a specified respiratory pathogen-free certification system prior to Park entry.

Ulcerative Conditions of Oral Mucosa (임상가를 위한 특집 2 - 구강점막의 궤양성 병소)

  • Kim, Hyun Sil
    • The Journal of the Korean dental association
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    • v.50 no.12
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    • pp.727-731
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    • 2012
  • An ulcer is defined as loss of epithelium. Although many oral ulcers have similar clinical appearances, their etiologies encompass many disorders, including trauma, infection, immunologic disease, and malignant oral cancer. Oral squamous cell carcinoma(SCC) occupying about 90% of oral cancer, usually manifests as unhealed ulcer over 2 weeks. Oral SCC can metastasize to the cervical neck lymph node, and therefore the surgical therapeutic modality for oral SCC could encompass the neck node dissection as well as wide excision for primary lesions, which should leave the post-operative complication of functional damage like dysphagia and facial deformity. Therefore, it is important to discriminate oral SCC from other ulcerative conditions to make a prompt management. The knowledge for the pathogenesis of the ulcerative lesions could help the clinicians to understand the differences of clinical features and to practice an appropriate therapeutics.

Immunological benefits by ginseng through reciprocal regulation of Th17 and Treg cells during cyclosporine-induced immunosuppression

  • Heo, Seong Beom;Lim, Sun Woo;Jhun, Joo Yeon;Cho, Mi La;Chung, Byung Ha;Yang, Chul Woo
    • Journal of Ginseng Research
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    • v.40 no.1
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    • pp.18-27
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    • 2016
  • Background: It is not clear whether ginseng affects cyclosporine A (CsA)-induced desirable immunosuppressive action. In this study, we evaluated the immunological influence of combined treatment of ginseng with CsA. Methods: Using CD4+ T cells from mouse spleens stimulated with the T cell receptor (TCR) or allogeneic antigen-presenting cells (APCs), we examined the differentiation of naïve T cells into T helper 1 (Th1), Th2, Th17, and regulatory T cells (Tregs), and their cytokine production during treatment by Korean Red Ginseng extract (KRGE) and/or CsA. The influence of KRGE on the allogeneic T cell response was evaluated by mixed lymphocyte reaction (MLR). We also evaluated whether signal transducer and activator of transcription 3 (STAT3) and STAT5 are implicated in this regulation. Results: Under TCR stimulation, KRGE treatment did not affect the population of CD4+interferon gamma ($IFN{\gamma}$)+ and CD4+interleukin (IL)-4+ cells and their cytokine production compared with CsA alone. Under the Th17-polarizing condition, KRGE significantly reduced the number of CD4+IL-17+ cells and CD4+/phosphorylated STAT3 (p-STAT3)+ cells, but increased the number of CD4+CD25+forkhead box P3 (Foxp3)+ cells and CD4+/p-STAT5+ cells compared with CsA alone. In allogeneic APCs-stimulated CD4+ T cells, KRGE significantly decreased total allogeneic T cell proliferation. Consistent with the effects of TCR stimulation, KRGE reduced the number of CD4+IL-17+ cells and increased the number of CD4+CD25+Foxp3+ cells under the Th17-polarizing condition. Conclusion: KRGE has immunological benefits through the reciprocal regulation of Th17 and Treg cells during CsA-induced immunosuppression.

The Diagnosis and Treatment of Mucous Membrane Pemphigoid (점막 유천포창의 진단 및 치료)

  • Min, Suk-Jin;Park, June-Sang;Ko, Myung-Yun
    • Journal of Oral Medicine and Pain
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    • v.26 no.2
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    • pp.121-126
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    • 2001
  • Mucous membrane pemphigoid is uncommom disease in oral cavity and synonymous with cicatricial pemphigoid. This disease is caused by autoimmune reaction that autoantibody reacts antigen located in basement membrane and epithelium is separated from underlying connective tissue. It affects female over sixth decade, commonly. Oral mucosa, especially gingiva is common site but conjunctival, nasal, pharyngeal, laryngeal, esophageal, varginal mucosa and skin are involved. Intraoral findings show Nikolsky sign, irregular erythema, erosion, vesicle, and ulceration at mucous membrane. To differentiate from diseases of positive Nikolsky sign, should perform histologic, immunologic test. Histologic features show subbasilar cleft and direct immunologic features show IgG, C3 deposits at basement membrane in linear pattern. Mucous membrane pemphigoid is incurable disease because symptoms are repetitively improved or worsed for several years. Patiens are commonly managed with topical and systemic steroid. To avoid side effects of prolonged steroid therapy and to maintain immunosupressive effects, combination therapy of azathioprine with steroid is effective. This case reports that mucous membrane pemphigoid is diagnosed based on clinical and histologic features, is treated with topical, systemic steroid and azathioprine therapy.

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Leishmania tropica infection, in comparison to Leishmania major, induces lower delayed type hyper-sensitivity in BALB/c mice

  • Mahmoudzadeh-Niknam, Hamid;Kiaei, Simin Sadat;Iravani, Davood
    • Parasites, Hosts and Diseases
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    • v.45 no.2 s.142
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    • pp.103-109
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    • 2007
  • Leishmania tropica and L. major are etiologic agents of human cutaneous leishmaniasis. Delayed type hypersensitivity (DTH) is an immunologic response that has been frequently used as a correlate for protection against or sensitization to leishmania antigen. In BALB/c mice, L. tropica infection results in non-ulcerating disease, whereas L. major infection results in destructive lesions. In order to clarify the immunologic mechanisms of these 2 different outcomes, we compared the ability of these 2 leishmania species in induction of DTH response in this murine model. BALB/c mice were infected with L. major or L. tropica, and disease evolution and DTH responses were determined. The results show that the primary L. major infection can exacerbate the secondary L. major infection and is associated with DTH response. Higher doses of the primary L. major infection result in more disease exacerbation of the secondary L. major infection as well as higher DTH response. L. tropica infection induces lower DTH responses than L. major. We have previously reported that the primary L. tropica infection induces partial protection against the secondary L. major infection in BALB/c mice. Induction of lower DTH response by L. tropica suggests that the protection induced against L. major by prior L. tropica infection may be due to suppression of DTH response.

Nutritional concerns in pediatric inflammatory bowel disease

  • Kim, Yong Joo
    • Clinical and Experimental Pediatrics
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    • v.59 no.6
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    • pp.247-251
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    • 2016
  • The pathophysiology and fundamental etiologic mechanism of inflammatory bowel disease (IBD) is not well understood even though therapeutic regimens and drugs are rapidly evolutionary. IBD has complicated connections with genetic, immunologic, gut microbial, environmental, and nutritional factors. It is not clearly well known to the physicians how to feed, what nutrients are more helpful, and what food to be avoided. This review discusses the issues of growth and important nutritional concerns in the management of IBD in childhood.

Immunologic Basis of Type 2 Biologics for Severe Asthma

  • Soyoon Sim;Youngwoo Choi;Hae-Sim Park
    • IMMUNE NETWORK
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    • v.22 no.6
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    • pp.45.1-45.15
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    • 2022
  • Asthma is a chronic airway inflammatory disease characterized by reversible airway obstruction and airway hyperreactivity to various environmental stimuli, leading to recurrent cough, dyspnea, and wheezing episodes. Regarding inflammatory mechanisms, type 2/eosinophilic inflammation along with activated mast cells is the major one; however, diverse mechanisms, including structural cells-derived and non-type 2/neutrophilic inflammations are involved, presenting heterogenous phenotypes. Although most asthmatic patients could be properly controlled by the guided treatment, patients with severe asthma (SA; classified as a treatment-refractory group) suffer from uncontrolled symptoms with frequent asthma exacerbations even on regular anti-inflammatory medications, raising needs for additional controllers, including biologics that target specific molecules found in asthmatic airway, and achieving the precision medicine for asthma. This review summarizes the immunologic basis of airway inflammatory mechanisms and current biologics for SA in order to address unmet needs for future targets.