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Beta-2-adrenoceptors of polymorphonuclear leukocytes in children with atopic dermatitis. Their number and affinity to the radioligand [125I]-cyanopindolol. 儿童特应性皮炎中多形核白细胞的β -2肾上腺素受体。它们的数目和对放射性配体[125I]-氰吲哚的亲和力。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235439
A Pohl, J Otto, R Urbanek
{"title":"Beta-2-adrenoceptors of polymorphonuclear leukocytes in children with atopic dermatitis. Their number and affinity to the radioligand [125I]-cyanopindolol.","authors":"A Pohl,&nbsp;J Otto,&nbsp;R Urbanek","doi":"10.1159/000235439","DOIUrl":"https://doi.org/10.1159/000235439","url":null,"abstract":"<p><p>[125I]-cyanopindolol (ICYP) was used in a binding assay to compare the number and affinity of beta 2-adrenoceptor binding sites on circulating polymorphonuclear leukocytes (PMN) of 21 children with atopic dermatitis (AD) and 23 age-matched controls. We found no correlation between the beta 2-adrenoceptor density and the age of the children in either collective. Furthermore, the number and affinity of beta 2-adrenoceptor binding sites on PMN was neither influenced by sex nor severity of disease, serum IgE level or percentage of eosinophils in the differential blood count. There was a tendency towards a lower number of beta 2-adrenoceptors in AD subjects (1,429 +/- 587 receptors/PMN) compared to controls (1,753 +/- 596 receptors/PMN), but this difference was statistically not significant.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"95 2-3","pages":"261-5"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235439","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12847719","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Synthesis of biologically active recombinant Der f II. 生物活性重组Der fⅱ的合成。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235401
T Yuuki, Y Okumura, T Ando, H Yamakawa, M Suko, M Haida, M Dohi, H Okudaira
{"title":"Synthesis of biologically active recombinant Der f II.","authors":"T Yuuki,&nbsp;Y Okumura,&nbsp;T Ando,&nbsp;H Yamakawa,&nbsp;M Suko,&nbsp;M Haida,&nbsp;M Dohi,&nbsp;H Okudaira","doi":"10.1159/000235401","DOIUrl":"https://doi.org/10.1159/000235401","url":null,"abstract":"<p><p>A cDNA library corresponding to mite protein was screened employing anti-Der f II antibody. Two possible clones containing plasmids pFL1 and pFL11 were obtained. The two plasmids had insertions of about 500 basepairs. The DNA sequences of the two insertions were determined, from which the amino acid sequences were deduced. The amino acid sequence of the purified native Der f II protein could be determined to 45 residues from the N terminus. As a result of comparison, we concluded that the cDNAs prepared from live Dermatophagoides farinae mite corresponded to the mite allergen Der f II. The recombinant Der f II was biologically active.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"94 1-4","pages":"354-6"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235401","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13095678","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Control of eosinophilia. 嗜酸性粒细胞的控制。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235342
C J Sanderson
{"title":"Control of eosinophilia.","authors":"C J Sanderson","doi":"10.1159/000235342","DOIUrl":"https://doi.org/10.1159/000235342","url":null,"abstract":"<p><p>Experiments in vitro have suggested that IL5 is a late-acting factor in eosinophil production, and that other factors such as IL3, G-CSF and GM-CSF are required for the production of committed eosinophil progenitors. Furthermore, work in vitro indicates that in addition to IL5, both IL3 and GM-CSF are capable of stimulating eosinophil differentiation. Thus, there would appear to be both considerable redundancy in cytokine actions in eosinophilia as well as a complex network of cytokine activities to induce eosinophilia. Experiments in vivo, however, suggest a less complicated control mechanism, dominated by IL5.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"94 1-4","pages":"122-6"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235342","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13096608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 29
Comparative antigen analysis of different life stages of Schistosoma mansoni by crossed immunoelectrophoresis. 曼氏血吸虫不同生命期抗原的交叉免疫电泳比较分析。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235440
A A Akhiani, L A Nilsson, O Ouchterlony
{"title":"Comparative antigen analysis of different life stages of Schistosoma mansoni by crossed immunoelectrophoresis.","authors":"A A Akhiani,&nbsp;L A Nilsson,&nbsp;O Ouchterlony","doi":"10.1159/000235440","DOIUrl":"https://doi.org/10.1159/000235440","url":null,"abstract":"<p><p>Two-dimensional (crossed) immunoelectrophoresis was used for analysis of soluble antigen extracts obtained from the three developmental stages, cercariae, adult worms and eggs, of Schistosoma mansoni by using homologous hyperimmune sera produced in sheep. The antigenic relationships between the three stages as well as the possible relationship to the intermediate snail host were studied. Seven antigen components were shown to be shared between all three life stages of S. mansoni. Furthermore, one antigen was common to adult worm and snail, and one other antigen was shared between cercaria and snail. By using an intermediate gel containing lectin in the antigen-antibody system or by enzyme staining of the immune precipitates it was possible to identify schistosome antigens possessing lectin reactivity or enzyme activity. Characterization of enzyme activities revealed three individual precipitating antigens in adult worm of S. mansoni possessing esterase, leucyl-glycyl-glycine peptidase and phenylalanyl-leucine peptidase activities, respectively. One further precipitinogen with malate dehydrogenase activity was identified for all three life stages.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"95 2-3","pages":"266-72"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235440","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13096706","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Interleukin-4 gene expression in human peripheral blood mononuclear cells. 白细胞介素-4基因在人外周血单核细胞中的表达。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235443
A Mori, K Yamamoto, M Dohi, M Suko, H Okudaira
{"title":"Interleukin-4 gene expression in human peripheral blood mononuclear cells.","authors":"A Mori,&nbsp;K Yamamoto,&nbsp;M Dohi,&nbsp;M Suko,&nbsp;H Okudaira","doi":"10.1159/000235443","DOIUrl":"https://doi.org/10.1159/000235443","url":null,"abstract":"<p><p>Interleukin-4 (IL-4) mRNA was detected in normal human peripheral blood mononuclear cells (PBMC) stimulated with concanavalin A by Northern blot analysis. The signal was undetectable in PBMC before the stimulation, but became detectable 3 hrs after the stimulation and reached a maximum in 3-6 h and disappeared gradually thereafter. Immunosuppressive drugs such as ciclosporin, hydrocortisone and prednisolone inhibited the IL-4 mRNA expression dose dependently. Interferon-gamma did not show any inhibitory effect on IL-4 gene expression.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"95 2-3","pages":"282-4"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235443","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13096709","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Influence of mepacrine on the reaction of adoptive cutaneous anaphylaxis. 甲哌辛对过继性皮肤过敏反应的影响。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235417
Bashmakov YuK, T V Sidorenko, L A Dugovskaya
{"title":"Influence of mepacrine on the reaction of adoptive cutaneous anaphylaxis.","authors":"Bashmakov YuK,&nbsp;T V Sidorenko,&nbsp;L A Dugovskaya","doi":"10.1159/000235417","DOIUrl":"https://doi.org/10.1159/000235417","url":null,"abstract":"<p><p>In a test of adoptive cutaneous anaphylaxis, the influence of the phospholipase A2 inhibitor mepacrine, on the intensity of the local anaphylactic reaction was investigated in the skin of recipients following intracutaneous injection of syngenic immune splenocytes. Injection of the mepacrine solution with preincubated sensibilized splenocytes inhibits the cutaneous anaphylactic reaction after a single intravenous administration of allergen to recipients. The inoculation of immune splenocytes, preincubated in mepacrine but without the phospholipase A2 inhibitor, to the skin of syngeneic recipients is accompanied by less suppression of the local skin anaphylactic reaction than with a common injection of mepacrine with immune splenocytes.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"95 2-3","pages":"134-5"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235417","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13096864","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of the platelet-activating factor antagonist BN 52021 on anti-islet cytotoxicity of mononuclear cells and serum from type 1 (insulin-dependent) diabetic patients. 血小板活化因子拮抗剂bn52021对1型(胰岛素依赖)糖尿病患者单核细胞和血清抗胰岛细胞毒性的影响
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235472
E Köhler, G Varnai, S Knospe, W Förster, D Michaelis, H Wanka
{"title":"Effects of the platelet-activating factor antagonist BN 52021 on anti-islet cytotoxicity of mononuclear cells and serum from type 1 (insulin-dependent) diabetic patients.","authors":"E Köhler,&nbsp;G Varnai,&nbsp;S Knospe,&nbsp;W Förster,&nbsp;D Michaelis,&nbsp;H Wanka","doi":"10.1159/000235472","DOIUrl":"https://doi.org/10.1159/000235472","url":null,"abstract":"<p><p>The effect of platelet-activating factor (PAF) antagonist BN 52021 (0.06-2.5 mM) on the cytotoxic activity of mononuclear cells (MNC) from newly diagnosed type 1 diabetic patients against 51Cr-labeled Langerhans islets from neonatal rats was investigated in a 6-hour cytotoxicity test. A dose-dependent inhibition of anti-islet cytotoxicity by BN 52021 was observed. The suppression of the islet lysis was significant at a concentration of 0.6 mM BN 52021. During a 4-day cell culture, BN 52021 had no inhibitory effect on the antigen-mediated triggering of immunocytes with anti-islet cytotoxicity. The results suggest that the drug is only effective during immunocytolytic reactions of MNC against pancreatic islets. A PAF-independent action of BN 52021 can not be excluded at present.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"95 4","pages":"352-5"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235472","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13119236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Inhibitors of protein and RNA synthesis block the sensitization of murine peritoneal mast cells. 蛋白质和RNA合成抑制剂阻断小鼠腹膜肥大细胞的致敏作用。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235325
J W Coleman
{"title":"Inhibitors of protein and RNA synthesis block the sensitization of murine peritoneal mast cells.","authors":"J W Coleman","doi":"10.1159/000235325","DOIUrl":"https://doi.org/10.1159/000235325","url":null,"abstract":"<p><p>Addition of the protein synthesis inhibitor cycloheximide (CX, 1 microgram/ml) and the RNA synthesis inhibitor actinomycin D (AD, 0.1 microgram/ml) to unfractionated mouse peritoneal mast cells simultaneously with IgE anti-DNP, for 24 h prior to challenge, completely blocked antigen-induced 5-HT release. Responses to anti-IgE were strongly abrogated whereas responses to the calcium ionophore A23187 were not affected. When CX and AD were added to presensitized cells their effects on antigen and anti-IgE-induced release were much reduced. These results suggest a requirement for protein synthesis during mast cell sensitization.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"94 1-4","pages":"62-3"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235325","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12882595","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The characteristics of antigen define the cellular source and kinetics of histamine-releasing factor induced by human peripheral-blood mononuclear cells. 抗原的特性决定了人外周血单核细胞诱导组胺释放因子的细胞来源和动力学。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235349
K J Turner, D Strickland, N P Siemensma, B J Holt
{"title":"The characteristics of antigen define the cellular source and kinetics of histamine-releasing factor induced by human peripheral-blood mononuclear cells.","authors":"K J Turner,&nbsp;D Strickland,&nbsp;N P Siemensma,&nbsp;B J Holt","doi":"10.1159/000235349","DOIUrl":"https://doi.org/10.1159/000235349","url":null,"abstract":"<p><p>Peripheral-blood leucocytes from Dermatophagoides pteronyssinus- and/or Lolium perenne-allergic patients produce in vitro histamine-releasing factor (HRF) in an allergen-specific and concentration-dependent relationship. Maximum production of HRF occurred in cultures containing as little as 10-100 pg/ml crude allergen extract, although a second peak occurred at higher concentrations (10-100 micrograms/ml). While HRF was detectable in 1-hour cultures, maximal production required 24 h in culture. In contrast, HRF induced by streptokinase/streptodornase (SK/SD) was generally maximal after 1 h. Allergen-induced HRF production was almost exclusively associated with monocytes and B cells. In contrast, peripheral-blood T cells were the major source of induced HRF production in cultures containing SK/SD. Histamine-releasing cytokines are apparently produced by different cell populations, the activation of which may be dependent upon the characteristics of the stimulating antigen.</p>","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"94 1-4","pages":"154-60"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235349","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12882753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Use of antibodies as carriers for T-cell epitopes. 使用抗体作为t细胞表位的载体。
International archives of allergy and applied immunology Pub Date : 1991-01-01 DOI: 10.1159/000235359
T Wyss, C Brander, F Bettens, D Mijic, W J Pichler
{"title":"Use of antibodies as carriers for T-cell epitopes.","authors":"T Wyss,&nbsp;C Brander,&nbsp;F Bettens,&nbsp;D Mijic,&nbsp;W J Pichler","doi":"10.1159/000235359","DOIUrl":"https://doi.org/10.1159/000235359","url":null,"abstract":"T cells recognize proteolytic fragments of proteins (= immunogenic peptides or T-cell epitopes) presented on HLA molecules. Presentation of peptides of exogenous proteins normally occurs on HLA class II structures, while epitopes of endogenous or viral proteins are presented on HLA class I molecules. The type of antigen presenting cell is also of importance for the immune response evolving, since presentation by dendritic cells is capable to trigger a proliferative and cytotoxic immune response [1], while presentation by macrophages favors a proliferative response. In the context of allergic reactions, it is specifically interesting that peptide presentation on aberrantly HLA-DR expressing cells (i.e. thyrocytes in Hashimoto thyroiditis or keratinocytes after interferon treatment) is able to induce clonal anergy, which would be an interesting approach to stop allergic reactions. An insufficient interaction with accessory cell molecules is probably responsible for this failure of a proliferative response [2]. To further evaluate the importance of the type of the antigen presenting cell, we established a system which allows to select the antigen presenting cell. Tetanus toxoid (TT) or an HLA class II binding peptide of TT (residue 830–843, P2) was covalently coupled to anti-CD4, anti-CD8 or anti-CD2 monoclonal antibodies. T cells themselves were chosen as potential antigen presenting cells, as they express HLA-DR after activation and are able to process and present antigens [3], but are unable to capture the antigen. T-cell lines or clones were incubated with these constructs, the proliferative response of TT or P2-spe-cific T-cell clones was evaluated.","PeriodicalId":13810,"journal":{"name":"International archives of allergy and applied immunology","volume":"94 1-4","pages":"187-8"},"PeriodicalIF":0.0,"publicationDate":"1991-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000235359","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12882755","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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