CTLA4 (BAT-4706 Biosimilar) Recombinant Monoclonal Antibody
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貨號:CSB-RA006163MB4HU
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規(guī)格:¥83486
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其他:
產(chǎn)品詳情
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產(chǎn)品描述:CTLA4 (BAT-4706 Biosimilar Antibody)重組單克隆抗體是一款專為科研用途開發(fā)的生物試劑,其設(shè)計目標(biāo)是特異性靶向細(xì)胞毒性T淋巴細(xì)胞相關(guān)抗原4(CTLA4)。作為免疫檢查點分子的重要成員,CTLA4在T細(xì)胞活化過程中發(fā)揮關(guān)鍵調(diào)控作用,通過與抗原呈遞細(xì)胞表面的B7分子結(jié)合,抑制T細(xì)胞過度激活,維持免疫系統(tǒng)的動態(tài)平衡。該抗體通過重組DNA技術(shù)在哺乳動物細(xì)胞表達(dá)系統(tǒng)中制備,具有高純度、高親和力和優(yōu)異的批次間一致性,可滿足多種實驗需求。 在科研應(yīng)用中,CTLA4重組單克隆抗體可廣泛用于免疫機制研究,包括T細(xì)胞增殖與分化調(diào)控、腫瘤免疫逃逸機制解析、自身免疫性疾病發(fā)病機制探索等方向。通過特異性阻斷CTLA4與配體的相互作用,可有效解除免疫抑制信號,為研究T細(xì)胞活化的分子機制提供有力工具。此外,該抗體適用于等多種實驗技術(shù),支持細(xì)胞水平和分子水平的多維度研究。 產(chǎn)品嚴(yán)格遵循科研試劑質(zhì)量控制標(biāo)準(zhǔn),經(jīng)過全面的性能驗證,確保在實驗中呈現(xiàn)穩(wěn)定的生物學(xué)活性和特異性。其凍干粉劑型便于長期儲存和運輸,復(fù)溶后可在推薦條件下保持活性,為科研人員提供可靠的實驗保障。CTLA4 (BAT-4706 Biosimilar Antibody)重組單克隆抗體的應(yīng)用,將助力深入探索免疫調(diào)節(jié)網(wǎng)絡(luò),為腫瘤免疫治療、自身免疫病干預(yù)等領(lǐng)域的基礎(chǔ)研究和藥物開發(fā)提供關(guān)鍵支持。
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Uniprot No.:
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基因名:
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別名:BAT4706 research-grade biosimilar; BAT 4706 research-grade biosimilar; BAT-4706 research-grade biosimilar ;CTLA4 antibody; CD152 antibody; Cytotoxic T-lymphocyte protein 4 antibody; Cytotoxic T-lymphocyte-associated antigen 4 antibody; CTLA-4 antibody; CD antigen CD152 antibody
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反應(yīng)種屬:Human
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免疫原:Recombinant Human CTLA4 protein
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免疫原種屬:Homo sapiens (Human)
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標(biāo)記方式:Non-conjugated
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克隆類型:Monoclonal
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濃度:It differs from different batches. Please contact us to confirm it.
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保存緩沖液:0.01M PBS,pH7.4
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產(chǎn)品提供形式:Liquid
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應(yīng)用說明:Validation Status
Application-specific performance (e.g., in flow cytometry, ELISA, IHC or other assay formats) has not yet been experimentally verified by CUSABIO. Users are advised to determine the optimal working conditions empirically in their own assay systems.
Guaranteed Quality
① Antibody purity?> 95% tested by SDS-PAGE.
② Endotoxin level < 0.1EU/ug tested by LAL method. -
儲存條件:Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
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貨期:3-4 weeks
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用途:It is a non-therapeutic biosimilar antibody, owning the same variable region from the corresponding approved therapeutic antibody. In conclusion, it is a research-grade biosimilar antibody and expressed in mammalian cell, which can be directly used as positive controls in drug discovery or used for rapid verification of the biological functions of target protein.
相關(guān)產(chǎn)品
靶點詳情
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功能:Inhibitory receptor acting as a major negative regulator of T-cell responses. The affinity of CTLA4 for its natural B7 family ligands, CD80 and CD86, is considerably stronger than the affinity of their cognate stimulatory coreceptor CD28.
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基因功能參考文獻:
- PTPN22 and CTLA-4 polymorphisms are associated with Autoimmune polyglandular syndromes and differentiate between polyglandular and monoglandular autoimmunity. PMID: 29409002
- CTLA4 expression levels was found significantly lower in the alopecia areata patients in Iranian cohort; no association between CTLA4 genetic polymorphism and susceptibility to alopecia areata PMID: 29979892
- The CTLA-4 gene +49 A/G polymorphism and the NOD2/CARD15 gene N852S polymorphism were not associated with CD or UC in a Turkish population PMID: 30213296
- The CTLA4 gene is suggested to correlate with immune thrombocytopenia through its abnormal expression level instead of gene site mutation. PMID: 30319055
- Paget disease is characterized by an intense lymphocytic response, devoid of the immune-suppressive impact of the PD-L1 pathway, but with occasional CTLA-4 expression PMID: 29943071
- Depending on the environmental conditions, Mesenchymal stem/stromal cells express different isoforms of CTLA-4 with the secreted isoform (sCTLA-4) being the most abundant under hypoxic conditions. Furthermore, the immunosuppressive function of Mesenchymal stem/stromal cells is mediated mainly by the secretion of CTLA-4. PMID: 30087255
- Increased frequency and CTLA-4-expression of Varicella Zoster Virus-specific T cells from cerebrospinal fluid or blood are specifically found in patients with Varicella Zoster Virus-related Central Nervous System-infection. PMID: 28845512
- Rs56102377 in the 3'-UTR of CTLA4 may act as a protective factor by disrupting the regulatory role of miR-105 in CTLA4 expression. PMID: 30355938
- The present work showed in West Algerian population that the HLA-B27 antigen and the variation in the CTLA4 3'UTR region played an important role in the ankylosing spondylitis susceptibility. The heterogeneity of this disease is deduced by genetic difference found between B27+ and B27- groups. PMID: 29675891
- High CTLA4 expression is associated with Melanoma. PMID: 29150430
- CTLA4 protein had significantly higher serum level in recurrent spontaneous abortion patients than in healthy controls. In recurrent spontaneous abortion patients, AA genotype carriers had higher CTLA4 serum level than that GG genotype carriers. Minor alleles of CTLA4 polymorphisms might inhibit the recurrent spontaneous abortion susceptibility via upregulated the protein expression level. PMID: 30334961
- The results in our meta-analysis indicated that CTLA4 +49A/GG allele/AA genotype was associated with the risk of colorectal cancer in the Asian population and overall populations PMID: 29970719
- The CTLA4 -318/C/T SNP was associated with an increased risk to develop IgAN, while the CT60 G/A genotype significantly associated with the risk for higher proteinuria PMID: 29539619
- This review summarizes the current literature relevant to T cell exhaustion in patients with Hepatitis B virus (HBV)related chronic hepatitis, and discusses the roles of CTLA4 in T cell exhaustion. [review] PMID: 29786112
- Study provides evidence that CTLA4 +49 A/G (Thr/Ala) polymorphism was strongly associated with T1diabetes in south India. PMID: 29603038
- gene polymorphism is associated with psoriasis in Turkish population PMID: 29850619
- The mRNA expression of FAS was lower in patients with TP53 mutation than TP53 wild-type. Our findings suggest that TP53 mutation is a potential negative predictor of metastatic melanoma treated with CTLA-4 blockade. PMID: 29793878
- TSA results indicated that CTLA-4 +49A/G should be considered as a biomarker for HT, whereas both the CT60 and -318C/T SNPs warrant confirmation by further studies PMID: 29461867
- susceptibility to RSA was subject to the synthetic regulation of chromosomal aberrations and genetic mutations within CLTA-4 and Foxp3, suggesting that the conduction of karyotype analysis and genetic detection for RSA patients could effectively guide effective RSA counseling and sound child rearing. PMID: 29476189
- CTLA4 missense variant significantly associates with inhibitor development in Argentine patients with severe haemophilia A PMID: 28220572
- Study suggests that miR-487a-3p might repress CTLA4 and FOXO3 by binding to their 3'UTRs and contribute to the development of T1D. PMID: 29859273
- the expression of mCTLA-4 in skin lesion inversely correlated with the severity of psoriasis and CTLA-4 might play a critical role in the disease severity of psoriasis. PMID: 29305257
- Hematopoietic stem cell transplantation for CTLA4 deficiency with pathogenic mutations resulting in complex immune dysregulation syndromes. PMID: 27102614
- Our results suggest that CTLA-4 may be involved in lipid metabolism and affect Type 2 diabetes mellitus (T2DM)disease progression and/or the development of diabetic complications although this gene does not represent a major risk factor for T2DM. PMID: 29511375
- rs231775, rs4553808 and rs5742909 but not rs3087243 and rs733618 were significantly related to cancer risk. In analyses stratified by ethnicity, both rs231775 and rs4553808 were significant susceptibility polymorphisms in an Asian population but not in a Caucasian population. PMID: 29794444
- Paper analyses results of serum cytokines and lymphocyte apoptosis study in nodular goiter against the background of autoimmune thyroiditis and thyroid adenoma based on the cell preparedness to apoptosis, the number of apoptotic lymphocytes and the content of proapoptotic tumor necrosis factor-alpha, interleukins in serum, considering the polymorphism of BCL-2, CTLA-4 and APO-1 genes. PMID: 29250672
- -318C/T polymorphism of CTLA-4 gene might play a significant role in the development of SLE in the Iranian patients. PMID: 24400885
- the immune response to specific miHA mismatches is modulated by the CTLA-4 genotype of the donor PMID: 28827064
- It was concluded that the abnormal expression of endometrial E2A existed in mid-secretory endometrium of women with recurrent miscarriage, and there was a positive correlation between E2A and FOXP3, and E2A and CTLA-4, suggesting the possible regulatory role of E2A in endometrium receptivity. PMID: 29270752
- This study shows a significant overexpression of CTLA-4 in >50% of breast carcinomas with no such overexpression of CTLA-4 in benign breast tissues. PDL-1 staining is seen in only a small number of invasive ductal carcinomas (4.1%). PMID: 29672601
- CTLA4 gene is suggested to correlated with polycyctic ovary syndrome, and influence polycycstic ovary syndrome through regulating obesity and the homeostatic model assessment for insulin resistance in a novel way. PMID: 30024513
- We describe three cases of patients with mRCC treated with anti-PD-1 antibody therapy in combination with targeted therapy (bevacizumab), anti-cytotoxic T lymphocyte antigen 4 therapy (ipilimumab), or radiotherapy. PMID: 29146617
- The CTLA-4c.49A>G and CTLA-4g.319C>T single nucleotide polymorphisms might be considered as low risk susceptibility locus for prostate cancer PMID: 28101800
- anti-CTLA4/anti-PD-1/PD-L1 combinations versus anti-PD-1/PD-L1 monotherapy was selected as a factor independent of TMB for predicting better RR (77% vs. 21%; P = 0.004) and PFS (P = 0.024). Higher TMB predicts favorable outcome to PD-1/PD-L1 blockade across diverse tumors. PMID: 28835386
- Polymorphisms at IL10 (-1082 G>A), IL4 (-589 C>T), CTLA4 (+49A>G), and DAO (+8956 C>G) genes were studied in 55 cases. PMID: 28750137
- this study showed that CTLA-4 + 49A/G polymorphism was not correlated with greater genetic risk for leprosy. However, GG genotype was associated with older age, older age of onset and over-representation in male in an Iranian Azeri population. PMID: 29104093
- Our meta-analysis suggested that the +49 A/G polymorphism in CTLA4 might be a risk factor for asthma susceptibility, especially in Asian individuals, children, and patients with atopy PMID: 29995780
- Genetic polymorphisms of CTLA-4 gene on the nucleotide 49 at codon 17 of exon 1, TSHR gene SNP rs2268458 of intron 1, number of regulatory T cells and TRAb levels play a role as risk factors for relapse in patients with Graves' disease. PMID: 29093229
- These results demonstrate that POSTN promotes the osteogenic differentiation of mesenchymal stem cells (MSCs) and that CTLA4 enhances the ectopic osteogenesis of MSCs-CTLA4-based tissue-engineered bone. PMID: 28687929
- the polymorphism -318C/T of CTLA-4 gene is associated with RBC alloimmunization among sickle cell disease patients. This highlights the role played by CTLA-4 on post-transfusion alloantibody development PMID: 28815969
- Meta-analysis found that CTLA4 -318C/T gene polymorphism is not associated with the risk of acute rejection in renal transplantation in overall populations. PMID: 28449371
- Our goal was to stimulate antitumor immunity by combining SS1P or LMB-100 with anti-CTLA-4. We constructed a BALB/c breast cancer cell line expressing human mesothelin (66C14-M), which was implanted in one or two locations. SS1P or LMB-100 was injected directly into established tumors and anti-CTLA-4 administered i.p. In mice with two tumors, one tumor was injected with immunotoxin and the other was not. PMID: 28674083
- Taken together, we found that Id3+ and CTLA-4+ endometrial cells were significantly higher in women with repeated implantation failure and recurrent miscarriage, suggesting the negative roles of these angiogenesis and immune tolerance markers involving in regulating endometrium receptivity. PMID: 28224680
- study indicated that the polymorphisms of rs231775 and rs231725 would be the risk factors of Primary Biliary Cholangitis [meta-analysis] PMID: 28642883
- Suggest that genetic polymorphisms of CTLA-4 function as sex-dependent risk factors for development of acute rejection in an Iranian kidney transplant population. PMID: 28031007
- A phase Ib study of dasatinib plus ipilimumab in patients with gastrointestinal stromal tumor (GIST) and other sarcomas was performed on the basis of preclinical data demonstrating that combined KIT and CTLA-4 blockade is synergistic. PMID: 28007774
- The data we presented here showed that CTLA-4 was highly expressed in regulatory T cells and PD-1 decreased in CD8+ T cells in peripheral blood of SCLC patients, suggesting their unique mechanisms involved in immune regulation. PMID: 29167005
- Significant differences in the CpG-methylation patterns between tumor tissues and matched controls were observed for CTLA4 showing a decreased methylation of this gene in non-small cell lung cancer patients. Expression studies confirmed that hypomethylation also resulted in increased expression of CTLA4. PMID: 28503213
- The polymorphisms +49 G/A, -1661 A/G and -318 C/T may elevate the susceptibility to BC, but the polymorphism CT60 G/A may offer protection against the cancer. PMID: 28416762
- In children with idiopathic nephrotic syndrome (INS), serum CTLA-4 concentration significantly increased at remission compared with onset. Furthermore, a positive significant correlation was observed between Treg number and serum CTLA-4 level. This suggests that Treg and CTLA-4 are involved in the induction of remission in INS. PMID: 28544686
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相關(guān)疾?。?/div>Systemic lupus erythematosus (SLE); Diabetes mellitus, insulin-dependent, 12 (IDDM12); Celiac disease 3 (CELIAC3); Autoimmune lymphoproliferative syndrome 5 (ALPS5)亞細(xì)胞定位:Cell membrane; Single-pass type I membrane protein. Note=Exists primarily an intracellular antigen whose surface expression is tightly regulated by restricted trafficking to the cell surface and rapid internalization.組織特異性:Widely expressed with highest levels in lymphoid tissues. Detected in activated T-cells where expression levels are 30- to 50-fold less than CD28, the stimulatory coreceptor, on the cell surface following activation.數(shù)據(jù)庫鏈接:
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