Iranian journal of allergy, asthma, and immunology最新文献

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In vitro and in vivo Evidence on Intra-tumor Injection of Allogeneic Serum for Immunotherapy in a Mouse Model of Colon Cancer. 肿瘤内注射同种异体血清免疫治疗结肠癌小鼠模型的体内外证据。
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-10-26 DOI: 10.18502/ijaai.v21i5.11042
Erfan Basirat, Danial Dehghan, Ardeshir Abbasi, Nafiseh Pakravan
{"title":"In vitro and in vivo Evidence on Intra-tumor Injection of Allogeneic Serum for Immunotherapy in a Mouse Model of Colon Cancer.","authors":"Erfan Basirat,&nbsp;Danial Dehghan,&nbsp;Ardeshir Abbasi,&nbsp;Nafiseh Pakravan","doi":"10.18502/ijaai.v21i5.11042","DOIUrl":"https://doi.org/10.18502/ijaai.v21i5.11042","url":null,"abstract":"<p><p>It is believed that preformed antibodies are responsible for blood transfusion reactions and transplant rejections. In order to remove a tumor, the tissue must be rejected. On the basis of transfusion reaction and transplantation immunology, we hypothesized that allogeneic serum can inhibit tumor growth when injected intra-tumor. Initially, an in vitro cytotoxicity test was conducted using the C57BL/6 serum (intact or decomplemented) in combination with the BALB/c-originating CT26 cell line.  The CT26 cell line was used to establish a mouse model of colon cancer. When the tumor was palpable, C57BL/6 serum was injected intra-tumor. In addition to tumor size, hypoxia, metastatic capacity, angiogenesis, and metabolic and inflammatory status, we evaluated matrix metalloproteinase-2 (MMP)-2 and 9, vascular endothelial growth factor (VEGF)-A, Cluster of Designation (CD) 31, CD38 and interleukine (IL)-10. An in vitro experiment showed that heat-inactivated C57BL/6 serum had significantly lower cytotoxic effects on BALB/c-derived CT26 cells than intact C57BL/6 serum or BALB/c serum. In vivo experiments revealed that tumor size, HIF-1α, MMP-2, and MMP-9 levels were significantly lower in the experimental group than in the control group. In contrast to control animals, allogeneic serum treatment led to marked reductions in CD31, VEGF-1, CD38, and IL-10 levels. A new approach to serum or plasma therapy and allogeneic vaccines for cancer is intra-tumor injection of allogeneic serum. In light of the ease and availability of allogeneic immunotherapies, allogeneic serum and plasma therapy could potentially be used as an alternative monotherapy or in combination with other therapies.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40449722","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The Uncomplicated Course of COVID-19 in Primary Immunodeficiency Patients: A Report of 14 Common Variable Immunodeficiency Patients. COVID-19在原发性免疫缺陷患者中的简单病程:14例常见可变免疫缺陷患者的报告
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-10-26 DOI: 10.18502/ijaai.v21i5.11046
Mohammad Nabavi, Faezeh Mohammadi, Saba Arshi, Mohammad Hasan Bemanian, Morteza Fallahpour, Fatemeh Atashrazm, Sima Shokri
{"title":"The Uncomplicated Course of COVID-19 in Primary Immunodeficiency Patients: A Report of 14 Common Variable Immunodeficiency Patients.","authors":"Mohammad Nabavi,&nbsp;Faezeh Mohammadi,&nbsp;Saba Arshi,&nbsp;Mohammad Hasan Bemanian,&nbsp;Morteza Fallahpour,&nbsp;Fatemeh Atashrazm,&nbsp;Sima Shokri","doi":"10.18502/ijaai.v21i5.11046","DOIUrl":"https://doi.org/10.18502/ijaai.v21i5.11046","url":null,"abstract":"<p><p>Coronavirus disease 2019 (COVID-19) affects millions of people worldwide. Clinical manifestations range from asymptomatic to severe viral pneumonia. CVID patients with COVID-19 infection are not adequately studied. In some studies, CVID patients had higher mortality rates, although other studies showed that CVID patients might have an uncomplicated COVID-19 infection. We describe 14 cases of COVID-19 infection in Iranian CVID patients in this study, including clinical manifestations, laboratory findings, and treatment strategies. There were 29% of patients with mild disease, 43% with moderate disease, and 29% with severe disease in this study. A critical case and a death occurred in none of our patients. There were six cases of infection more than two weeks after receiving the second dose of Sinopharm BIBP COVID-19 vaccine; all had mild to moderate disease. Among these patients, Remdesivir was the most frequently prescribed medication. According to this study, most of our patients presented with an uncomplicated disease course.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40449726","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Inhibitory Effects of Dutasteride on TLR4: An In vitro Pain Study. 杜他雄胺对TLR4抑制作用的体外疼痛研究。
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-10-26 DOI: 10.18502/ijaai.v21i5.11044
Leila Taheran, Hakimeh Zali, Kazem Sharifi, Mohsen Yazdani, Mohammad Ajoudanian, Mir-Shahram Safari, Samira Rajaei, Ali Dabbagh
{"title":"Inhibitory Effects of Dutasteride on TLR4: An In vitro Pain Study.","authors":"Leila Taheran,&nbsp;Hakimeh Zali,&nbsp;Kazem Sharifi,&nbsp;Mohsen Yazdani,&nbsp;Mohammad Ajoudanian,&nbsp;Mir-Shahram Safari,&nbsp;Samira Rajaei,&nbsp;Ali Dabbagh","doi":"10.18502/ijaai.v21i5.11044","DOIUrl":"https://doi.org/10.18502/ijaai.v21i5.11044","url":null,"abstract":"<p><p>Dutasteride was potentially proposed to control chronic pain by Toll-Like Receptor 4 (TLR4) inhibition through its effect on TLR4 expression, Myeloid differentiation primary response 88 (MyD88), Nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB), secretory Interleukin-1β (IL-1β), and nitric oxide (NO) in the Lipopolysaccharides (LPS)-stimulated U-87 MG cell line. Human astrocytoma U-87 MG cell line was cultured and incubated with 10 μg/mL of LPS for 24 hours to create a neuro-inflammation model, using two different treatment approaches. The first approach included LPS treatment for 24 hours, followed by dutasteride (20 μg/mL) incubation for the next 72 hours. In the second treatment approach, the cells were co-incubated with LPS and dutasteride for 72 hours. Expression of TLR4, MyD88, NF-κBp65, and secretory IL-1 was evaluated by Western blotting while expression of NO was assessed by NO assay. TLR4, MyD88, NF-κBp65, and secretory IL-1β levels increased in LPS-treated cells after 24 hours. Dutasteride significantly decreased the secretion of NO and also, the levels of TLR4, MyD88, and NF-κBp65 in both treatment approaches. No difference in IL-1β level was seen with the second treatment approach. Dutasteride has anti-inflammatory properties and probably analgesic effects, by mechanisms different from conventional analgesics.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40449724","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Review of Aspirin-exacerbated Respiratory Diseases and Immunological Efficacy of Aspirin Desensitization. 阿司匹林加重呼吸道疾病及阿司匹林脱敏免疫疗效的研究进展。
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-10-26 DOI: 10.18502/ijaai.v21i5.11039
Hossein Esmaeilzadeh, Maryam Zare, Soheila Alyasin, Hesamedin Nabavizadeh, Negar Mortazavi, Zahra Kanannejad
{"title":"A Review of Aspirin-exacerbated Respiratory Diseases and Immunological Efficacy of Aspirin Desensitization.","authors":"Hossein Esmaeilzadeh,&nbsp;Maryam Zare,&nbsp;Soheila Alyasin,&nbsp;Hesamedin Nabavizadeh,&nbsp;Negar Mortazavi,&nbsp;Zahra Kanannejad","doi":"10.18502/ijaai.v21i5.11039","DOIUrl":"https://doi.org/10.18502/ijaai.v21i5.11039","url":null,"abstract":"<p><p>Aspirin-exacerbated respiratory disease (AERD) is a chronic inflammatory disease. It is defined by asthma, chronic rhinosinusitis with nasal polyposis, and a hypersensitivity reaction to aspirin or nonsteroidal anti-inflammatory drugs. Aspirin desensitization (AD) has been confirmed as an effective treatment to control AERD inflammation through the modulation of immune responses. We aimed to review AERD with an overview of the epidemiology, pathophysiology, and treatment. We also discussed the effect of AD on immunological markers involved in AERD pathogenesis. A search of electronic databases on AERD was performed. We included five randomized clinical trials (RCTs) on AD. We also searched databases for recent studies that investigated the effect of AD on the immunological mechanisms of AERD. RCTs have demonstrated the therapeutic effectiveness of AD on the patients' quality of life, asthma symptom score, inhaled and oral steroid use, forced expiratory volume in 1 sec (FEV1), and inflammatory mediators. The clinical benefits of AD can occur though the regulation of innate and adaptive immune responses that are involved in the pathogenesis of AERD. In addition to the valuable effects of AD in RCTs, some side effects such as gastrointestinal bleeding, asthma exacerbation, or rash have been reported that should be considered for reaching an optimal protocol for AD.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40459253","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Evaluation of Myeloid-derived Suppressor Cells in the Blood of Iranian COVID-19 Patients. 伊朗COVID-19患者血液中髓源性抑制细胞的评价
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-08-12 DOI: 10.18502/ijaai.v21i4.10294
Esmaeil Mortaz, Mehrnaz Movassaghi, Ali Bassir, Neda K Dezfuli, Neda Dalil Roofchayee, Hamidreza Jamaati, Johan Garssen, Ian M Adcock
{"title":"Evaluation of Myeloid-derived Suppressor Cells in the Blood of Iranian COVID-19 Patients.","authors":"Esmaeil Mortaz,&nbsp;Mehrnaz Movassaghi,&nbsp;Ali Bassir,&nbsp;Neda K Dezfuli,&nbsp;Neda Dalil Roofchayee,&nbsp;Hamidreza Jamaati,&nbsp;Johan Garssen,&nbsp;Ian M Adcock","doi":"10.18502/ijaai.v21i4.10294","DOIUrl":"https://doi.org/10.18502/ijaai.v21i4.10294","url":null,"abstract":"<p><p>The cytokine storm and lymphopenia are reported in coronavirus disease 2019 (COVID-19). Myeloid-derived suppressive cells (MDSCs) exist in two different forms, granulocyte (G-MDSCs) and monocytic (M-MDSCs), that both suppress T-cell function. In COVID-19, the role of chemokines such as interleukin (IL)-8 in recruiting MDSCs is unclear. A recent report has correlated IL-8 and MDSCs with poor clinical outcomes in melanoma patients. In the current study, we evaluated the frequency of MDSCs and their correlation with serum IL-8 levels in severe COVID-19 patients from Iran. Thirty-seven severe patients (8 on ventilation, 29 without ventilation), thirteen moderate COVID-19 patients, and eight healthy subjects participated in this study between 10th April 2020 and 9th March 2021. Clinical and biochemical features, serum, and whole blood were obtained. CD14, CD15, CD11b, and HLA-DR expression on MDSCs was measured by flow cytometry. COVID-19 patients compared to healthy subjects had a greater frequency of M-MDSCs (12.7±13.3% vs 0.19±0.20%,), G-MDSCs (15.8±12.6% vs 0.35±0.40%,) and total-MDSCs (27.5±17.3% vs 0.55±0.41%,). M-MDSC (16.8±15.8% vs 5.4±4.8%,) and total-MDSC (33.3±18.5% vs 17.3±13.3%) frequency was higher in non- ventilated compared to moderate COVID-19 subjects. Serum IL-8 levels were higher in patients with COVID-19 than in normal healthy subjects (6.4±7.8 vs. 0.10±00 pg/mL). Ventilated patients (15.7±6.7 pg/mL), non-ventilated patients (5.7±2.7 pg/mL) and moderate patients (2.8±3.0 pg/mL) had significantly different levels of IL-8.  A negative correlation was found between the frequency of G-MDSCs and the international normalized ratio (INR) test (r=-0.39), and between the frequency of total-MDSCs and oxygen saturation (%) (r=-0.39). COVID-19 patients with severe non-ventilated disease had the highest levels of M-MDSCs. In addition to systemic MDSCs, lung, serum IL-8, and other inflammatory biomarkers should be measured.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10663824","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Occupational Chronic Hand Dermatitis in Hospital Environment Successfully Treated with Dupilumab: A Case Report. 杜匹单抗治疗医院环境下职业性慢性手部皮炎1例
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-08-12 DOI: 10.18502/ijaai.v21i4.10296
Hui Gan, Ya-Dong Gao
{"title":"Occupational Chronic Hand Dermatitis in Hospital Environment Successfully Treated with Dupilumab: A Case Report.","authors":"Hui Gan,&nbsp;Ya-Dong Gao","doi":"10.18502/ijaai.v21i4.10296","DOIUrl":"https://doi.org/10.18502/ijaai.v21i4.10296","url":null,"abstract":"<p><p>Duplilumab is approved to treat mild to moderate atopic dermatitis.  It is unclear, however, whether Dupilumab is effective for occupational hand eczema. In this article, we describe a 29-year-old nurse who developed severe hand eczema after working in a hospital for 6 years and received inadequate relief from routine treatment. Duplilumab was administered to the patient with great results.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33512495","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Neonatal Onset of Hemophagocytic Lymphohistiocytosis Due to Prenatal Varicella-Zoster Infection in a Neonate with Griscelli Syndrome Type 2. 1例Griscelli综合征2型新生儿因产前水痘带状疱疹感染引起的新生儿噬血细胞淋巴组织细胞增多症。
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-08-12 DOI: 10.18502/ijaai.v21i4.10297
Hamideh Nodehi, Mohammad Faranoush, Saba Arshi, Mohammad Nabavi, Mohammad Hasan Bemanian, Sima Shokri, Mohammad Reza Saghafi, Mohammad-Sadegh Fallah, Morteza Fallahpour
{"title":"Neonatal Onset of Hemophagocytic Lymphohistiocytosis Due to Prenatal Varicella-Zoster Infection in a Neonate with Griscelli Syndrome Type 2.","authors":"Hamideh Nodehi,&nbsp;Mohammad Faranoush,&nbsp;Saba Arshi,&nbsp;Mohammad Nabavi,&nbsp;Mohammad Hasan Bemanian,&nbsp;Sima Shokri,&nbsp;Mohammad Reza Saghafi,&nbsp;Mohammad-Sadegh Fallah,&nbsp;Morteza Fallahpour","doi":"10.18502/ijaai.v21i4.10297","DOIUrl":"https://doi.org/10.18502/ijaai.v21i4.10297","url":null,"abstract":"<p><p>Type 2 Griscelli syndrome (Type2 GS) is a primary inborn error of the immune system, classified in the immune dysregulation group.1,2 There are three different types of the disease, with different genetic causes responsible for the autosomal recessive inheritance pattern. Although hypopigmentation is common in all variants, neurological involvement or immunodeficiency with varying severity is seen in different types. Molecular motor protein myosin 5 an (MYo5A) [Type1GS], guanosine Triphosphate (GTP) binding protein (RAB27A) [Type2GS], and mutation in human melanophilin (MLPH) [Type 3GS] which is limited to hypopigmentation are reported as the known genetic defects in GS.3 Severe, ineffective, and uncontrolled inflammatory reactions are referred to as the pathogenesis of Hemophagocytic lymphohistiocytosis (HLH). HLH is a life-threatening condition that can be defined as either primary or secondary. Secondary causes happen in the context of autoimmunity, malignancy, spontaneous, or infections.4 Prenatal infections play an important role in causing long-term complications in the fetus. Some of them include toxoplasmosis, rubella, cytomegalovirus, herpes simplex, and other organisms including syphilis, parvovirus, and Varicella zoster, known as TORCH syndrome (5).TORCH has been well described for a long time but there are limited reports of developing HLH in the context of prenatal infections. We described a type 2GS syndrome with neonatal-onset HLH triggered by a prenatal infection.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33512496","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Impact of Vitamin D Supplementation on the IFNγ-IP10 Axis in Women with Hashimoto's Thyroiditis Treated with Levothyroxine: A Double-blind Randomized Placebo-controlled Trial. 补充维生素D对左旋甲状腺素治疗桥本甲状腺炎患者IFNγ-IP10轴的影响:一项双盲随机安慰剂对照试验
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-08-12 DOI: 10.18502/ijaai.v21i4.10288
Behrouz Robat-Jazi, Saeed Mobini, Reza Chahardoli, Fatemeh Mansouri, Masoumeh Nodehi, Fatemeh Esfahanian, Ali Akbar Saboor Yaraghi
{"title":"The Impact of Vitamin D Supplementation on the IFNγ-IP10 Axis in Women with Hashimoto's Thyroiditis Treated with Levothyroxine: A Double-blind Randomized Placebo-controlled Trial.","authors":"Behrouz Robat-Jazi,&nbsp;Saeed Mobini,&nbsp;Reza Chahardoli,&nbsp;Fatemeh Mansouri,&nbsp;Masoumeh Nodehi,&nbsp;Fatemeh Esfahanian,&nbsp;Ali Akbar Saboor Yaraghi","doi":"10.18502/ijaai.v21i4.10288","DOIUrl":"https://doi.org/10.18502/ijaai.v21i4.10288","url":null,"abstract":"<p><p>Hashimoto's thyroiditis (HT) results from chemoattraction of inflammatory cells toward the thyroid gland by inducing the production of interferon-gamma (IFNγ)-induced protein 10 (IP10) by T helper (Th) 1 cells. Vitamin D may suppress the IFNγ-IP10 axis, but this new function of vitamin D has not yet been investigated in HT patients. In an intervention and control group, patients received 50000 IU cholecalciferol or placebo every week for three months, respectively. The CD4+ T cells of 40 patients were isolated, and the mRNA expression levels of vitamin D receptor (VDR), peroxisome proliferator-activated receptors (PPAR)-α, and PPAR-γ genes were determined by real-time PCR. ELISA method was used to determine serum levels of vitamin D, tumor necrosis factor-alpha (TNF-α), IFN-γ, and IP10. Vitamin D levels in the intervention group were significantly higher than in the placebo group after supplementation. PPAR-α and PPAR-γ gene expression levels did not differ significantly between the two groups. The serum levels of IP10, IFNγ, and TNF-α decreased significantly in the vitamin D group, as well as in the placebo group.  During this study, vitamin D levels significantly increased in the intervention group and inflammatory factors decreased. Based on the similar results obtained in the placebo group, further studies with larger sample sizes and longer intervention times are recommended.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33512543","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Evaluation of T Cell Proliferation Using CFSE Dilution Assay: A Comparison between Stimulation with PHA and Anti-CD3/Anti-CD28 Coated Beads. 用CFSE稀释法评价T细胞增殖:PHA和抗cd3 /抗cd28包被珠刺激的比较
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-08-12 DOI: 10.18502/ijaai.v21i4.10293
Sara Kashef, Mozhgan Moghtaderi, Hamid Reza Hatami, Mehdi Kalani, Soheila Alyasin, Hesamodin Nabavizadeh, Shirin Farjadian
{"title":"Evaluation of T Cell Proliferation Using CFSE Dilution Assay: A Comparison between Stimulation with PHA and Anti-CD3/Anti-CD28 Coated Beads.","authors":"Sara Kashef,&nbsp;Mozhgan Moghtaderi,&nbsp;Hamid Reza Hatami,&nbsp;Mehdi Kalani,&nbsp;Soheila Alyasin,&nbsp;Hesamodin Nabavizadeh,&nbsp;Shirin Farjadian","doi":"10.18502/ijaai.v21i4.10293","DOIUrl":"https://doi.org/10.18502/ijaai.v21i4.10293","url":null,"abstract":"<p><p>A decrease in T cell count or reduced T cell function can be indicative of T cell immunodeficiency. In the present study, T-cell function was assessed using Carboxyfluorescein diacetate succinimidyl ester (CFSE) dilution test after stimulation with commonly used Phytohaemagglutinin (PHA) or anti-CD3/anti-CD28 coated beads in pediatric patients with recurrent infections. Seven infants with recurrent infections and seven sex/age-matched healthy infants were included in this study. A blood cell count, immunophenotyping, and serum immunoglobulin level were performed. The proliferation of T cells was also assessed with CFSE dilution after stimulation with PHA or anti-CD3/anti-CD28 coated beads.  This study showed increased IgA, IgG, and IgM levels in patients compared to the controls. In contrast to the controls, the immunophenotyping results showed a significant decline in the number of CD4+ T cells in patients. Although there was no difference in CD3+ T cell proliferation between patients and controls, the CD4+ and CD8+ T cell proliferation rates were significantly decreased in patients when stimulated with PHA. As a mitogen with the potential for maximum proliferation of T cells, PHA is better able to distinguish between patients with recurrent infections and controls than anti-CD3/anti-CD28, which mimics only the TCR pathway for stimulation of T cells.</p>","PeriodicalId":14560,"journal":{"name":"Iranian journal of allergy, asthma, and immunology","volume":null,"pages":null},"PeriodicalIF":1.5,"publicationDate":"2022-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33512493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Protocols of Standard of Care for Adult Patients with Primary Antibody Deficiencies Will Improve Timing of Diagnosis, Survival, and Quality of Life. 成人一抗缺乏患者的标准治疗方案将改善诊断时间、生存率和生活质量。
IF 1.5 4区 医学
Iranian journal of allergy, asthma, and immunology Pub Date : 2022-08-12 DOI: 10.18502/ijaai.v21i4.10285
Katarzyna Napiórkowska-Baran, Ewa Więsik-Szewczyk, Marcin Ziętkiewicz, Aleksandra Matyja-Bednarczyk, Sylwia Kołtan, Natalia Bąkowska-Kocik, Tomasz Rosada, Karolina Baranowska, Ewa Alska, Marta Tykwińska, Ewa Szynkiewicz, Robert Zacniewski, Zbigniew Bartuzi
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引用次数: 2
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