Recombinant Human OX-2 membrane glycoprotein(CD200)

  • 货号:
  • 规格:
  • 来源:
    in vitro E.coli expression system
  • 其他:


  • 基因名:
  • Uniprot No.:
  • 别名:
    Antigen identified by monoclonal MRC OX 2; CD200; CD200 antigen; CD200 molecule; MOX1; MOX2; MRC; MRC OX 2 antigen; My033; OX 2; OX 2 membrane glycoprotein precursor; OX-2 membrane glycoprotein; OX2G; OX2G_HUMAN
  • 种属:
    Homo sapiens (Human)
  • 【优德线上娱乐场】蛋白长度:
    Full Length of Mature Protein
  • 表达区域:
  • 氨基酸序列
    Note: The complete sequence including tag sequence, target protein sequence and linker sequence could be provided upon request.
  • 【优德线上娱乐场】蛋白标签:
    N-terminal 10xHis-tagged
  • 产品提供形式:
    Liquid or Lyophilized powder
    Note: We will preferentially ship the format that we have in stock, however, if you have any special requirement for the format, please remark your requirement when placing the order, we will prepare according to your demand.
  • 缓冲液:
    Lyophilized from Tris/PBS-based buffer, 6% Trehalose, pH 8.0
  • 储存条件:
    Store at -20°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
  • 保质期:
    The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
    Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
  • 货期:
    Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time may differ from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
    Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
  • 注意事项:
    Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
  • Datasheet & COA:
    Please contact us to get it.


  • 功能:
    Costimulates T-cell proliferation. May regulate myeloid cell activity in a variety of tissues.
  • 基因功能参考文献:
    1. overexpression of human CD200 in donor pigs could constitute a promising strategy for overcoming xenograft rejection. PMID: 28968355
    2. Our results support the fact that CD200 can be added to routine Chronic lymphoproliferative disorders panel as it is useful in subcategorizing them. However, inclusion of CD20 ABC to routine panel does not seem plausible but may be done for difficult diagnostic cases or where anti-CD20 therapy is planned. PMID: 29567884
    3. A diligent morphological examination to look for the presence of hairy cells along with flow cytometric immunophenotyping showing consistent bright expression of CD200, in addition to well-described characteristic immunophenotype, helps in correctly diagnosing the case. This can be further confirmed by the consistent presence of V600E point mutation in BRAF gene. PMID: 30197362
    4. CD200(+) and/or CD56(+) positive expression in B-ALL patients at diagnosis is a poor prognostic biomarker. PMID: 29161980
    5. CD200 was expressed in 97.3% of atypical chronic lymphocytic leukemia cases, whereas it was dimly expressed in only 6.1% of mantle cell lymphoma cases. PMID: 28713070
    6. CD200 and/or CD56 positive expression in B-ALL at diagnosis suggest a poor prognosis and may be associated with biological aggressiveness. PMID: 29144828
    7. downregulation of CD200 expression resulted in an imbalance of increased Th1 cytokine and decreased Th2 cytokine production in placental trophoblasts in preeclampsia PMID: 28940677
    8. This is the first report of CD200 mRNA and protein expression in patients with transitional cell carcinoma of the human bladder. TCC tissues showed significantly higher CD200 expression than normal bladder tissues. CD200 signals were also higher in metastasized compared to localized TCC. The data provide a strong indication for a putative role of CD200 in the immune-evasion of bladder cancer. PMID: 29715095
    9. Our data confirm a negative impact of ABCG2 and CD200 overexpression also in AML patients considered at favorable risk according to ELN cytogenetic/molecular classification. PMID: 28618016
    10. Residual CD200 activity may prevent completion of abortions via induction of Treg cells. In chronic histiocytic intervillositis, infiltrating maternal effector T cells may block Treg induction. An autocrine role for CD200-CD200R interaction versus inhibition of soluble CD200 by soluble CD200R is discussed. PMID: 28326648
    11. patients with Autosomal dominant polycystic kidney disease have activated soluble CD200 levels which were related to renal function and inflammation. PMID: 28179401
    12. correlation of sCD200 serum levels with COPD-related parameters in humans with established disease revealed that the CD200/CD200R axis may be mechanistically linked to the disease course in COPD patients. PMID: 27864635
    13. It suppresses macrophage-mediated xenogeneic cytotoxicity and phagocytosis. PMID: 28573328
    14. High expression of CD200 is associated with chronic lymphocytic leukemia. PMID: 26910908
    15. It is a anti-inflammatory protein. PMID: 28390825
    16. CD200 expression therefore may be used to help identify pulmonary small cell carcinoma in flow cytometry specimens. PMID: 26584149
    17. Our data suggest a negative impact of CD200 expression in cytogenetically-normal acute myeloid leukemia PMID: 28407515
    18. CD200 was expressed in 87% of the neuroendocrine neoplasms studied. CD200 is a relatively sensitive marker of neuroendocrine neoplasms and represents a potential therapeutic target in these difficult-to-treat malignancies. PMID: 28821198
    19. Up-regulation of CD200 in MDS predicts poor prognosis. PMID: 28152413
    20. this study shows that that CD200 suppresses the immune system's response to vaccines, and that blocking CD200 could improve the efficacy of cancer immunotherapy PMID: 27485078
    21. These results suggest that CD200S activates TAMs to become DC-like antigen presenting cells, leading to the activation of CD8(+) cytotoxic T lymphocytes, which induce apoptotic elimination of tumor cells. PMID: 27108386
    22. increased expression of CD200, expansion of suppressive Treg cells and elevation of cytokines might have a role in multiple myeloma progression PMID: 26033514
    23. In the present study, we showed for the first time a correlation between CD200 expression and the (优德体育中文)Wnt signaling pathway in colon cancer cells. PMID: 27574016
    24. data confirms that a functionally active CD200 extracellular moiety can be cleaved from the surface of CD200 expressing cells following ectodomain shedding PMID: 27111430
    25. CD200 is a poor prognostic factor for overall survival in multiple myeloma (MM) patients. Bone marrow CD3 lymphocytes from MM patients express CD200 protein in higher proportion than healthy donors. PMID: 26177431
    26. CD200 expression by cultured cultured bone marrow mesenchymal stem cells can be induced by both osteogenic and pro-inflammatory cytokines through the sole NF-kappaB pathway. PMID: 26773707
    27. suggest that microglial activation may be partially caused by CD47/signal regulatory protein-alpha- and CD200/CD200R-mediated reductions in the immune inhibitory pathways PMID: 27095555
    28. CD200 is up-regulated and may be a novel biomarker for the prognosis in cutaneous squamous cell carcinoma. PMID: 27035797
    29. CD200 expression is a useful marker for evaluation of the severity of PCM and that lack of CD200 expression may improve the sensitivity of PCM to therapy with new drugs. PMID: 26763359
    30. the combination of CD200 and CD148 may have a potential differential diagnostic value in leukemic B-CLPDs, especially between CLL and MCL. PMID: 25791119
    31. CD200-CD200R1 signaling may be required for human pregnancy success. PMID: 26123445
    32. CD200 signaling may play a key role in regulating macrophage polarization toward anti-inflammatory phenotypes PMID: 26670206
    33. Suggest CD200 as both prognostic factor and potential therapeutic target AML, aiming to reverse the "do not eat me" signal of CD200 or to manipulate the suppressive immune microenvironment induced by CD200 binding to its receptor. PMID: 26338961
    34. CD160 and CD200 are expressed in B cells in chronic lymphocytic leukemia and are absent in other mature B-cell neoplasms. PMID: 25470765
    35. our study confirms that CD200/BTLA deletions are recurrent genetic lesions in the biology of BCP-ALL PMID: 26137961
    36. CD200 antigen expression features response for chemoradiation in patients squamous cell head and neck cancer. PMID: 24700450
    37. CD200 expression by early-stage human breast cancer cells in primary tumors did not correlate with increased regional lymph node metastasis. PMID: 25041579
    38. The proportion of CD200+ cells in PBMCs, peripheral CD14+ cells and CD4+ T cells was significantly lower in rheumatoid arthritis patients compared to controls, whereas the number of CD200+ cells was higher in synovium from RA patients than from controls. PMID: 25261692
    39. Prognostic value of CD200 detected in malignant ascites from patients with metastatic ovarian, endometrial and breast neoplasms remains to be elucidated. PMID: 25778329
    40. We demonstrate a significant correlation between CD200R1 positive cells and disease severity in rheumatoid arthritis (RA) patients, thus indicating the relevance of the CD200/CD200R1 signaling pathway potential involvement in the pathogenesis of RA. PMID: 24496593
    41. The mechanism underlying ESA might be associated with enhanced expression of CD200 and CD200R in the trophoblast, leading to an upregulation of the immune response during the first trimester of pregnancy. PMID: 25145957
    42. The results expand the understanding of the CD200 expression in mature B-cell neoplasms , giving further support for the inclusion of this marker in the routine investigation by flow cytometry. PMID: 24243815
    43. staining by flow cytometry can be useful in the differential diagnosis of B-cell neoplasms and in their detection in the bone marrow PMID: 25389338
    44. CD200 is expressed in a majority of plasma cell myeloma cases, and the expression is stable during the treatment process. PMID: 24958785
    45. The soluble OX-2 levels of type 2 diabetic foot were compared with that of healthy controls. PMID: 24964809
    46. The expression of CD200 as well as B7-H4 co-stimulatory molecules on CD14(+) cells were significantly higher in cord blood when compared with peripheral blood. PMID: 23066977
    47. Measurement of sCD200 and/or sCD200R1 may prove a useful and rapid means of monitoring subjects at risk of bone loss. PMID: 24333170
    48. expression of CD200 in the bone marrow of chronic lymphocytic leukemia PMID: 24405602
    49. [review] Inhibitory receptors are separated into two major classes based on their extracellular domains: immunoglobulin (Ig) and carbohydrate-binding C-type lectin families. PMID: 24388216
    50. Soluble CD200 might play a role in immune response in the pathogenesis of autoimmune and inflammatory skin disorders. PMID: 24157657



  • 亚细胞定位:
    Cell membrane, Single-pass type I membrane protein
  • 数据库链接:

    HGNC: 7203

    OMIM: 155970

    KEGG: hsa:4345

    STRING: 9606.ENSP00000420298

    UniGene: Hs.79015