Recombinant Mouse Cytotoxic T-lymphocyte protein 4(Ctla4),partial
貨號:
CSB-YP006163MO1
規格:
來源:
Yeast
其他:
在線留言
中文名稱:
Recombinant Mouse Cytotoxic T-lymphocyte protein 4(Ctla4),partial
貨號:
CSB-EP006163MO1-B
規格:
來源:
E.coli
共軛:
Avi-tag Biotinylated
E. coli biotin ligase
(BirA) is highly specific in covalently attaching biotin to the 15
amino
acid AviTag peptide. This recombinant protein was biotinylated in
vivo
by AviTag-BirA technology, which method is BriA catalyzes amide
linkage
between the biotin and the specific lysine of the AviTag.
其他:
在線留言
中文名稱:
Recombinant Mouse Cytotoxic T-lymphocyte protein 4(Ctla4),partial
貨號:
CSB-BP006163MO1
規格:
來源:
Baculovirus
其他:
在線留言
中文名稱:
Recombinant Mouse Cytotoxic T-lymphocyte protein 4(Ctla4),partial
The tag type will
be
determined during production process. If you have specified tag
type, please tell us and we will develop the specified tag
preferentially.
產品提供形式:
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.
復溶:
We recommend that this vial be briefly centrifuged
prior
to opening to bring the contents to the bottom. Please reconstitute
protein in deionized sterile water to a concentration of 0.1-1.0
mg/mL.We recommend to add 5-50% of glycerol (final concentration)
and
aliquot for long-term storage at -20℃/-80℃. Our default final
concentration of glycerol is 50%. Customers could use it as
reference.
儲存條件:
Store at -20°C/-80°C upon receipt, aliquoting is
necessary for
mutiple use. Avoid repeated freeze-thaw cycles.
保質期:
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.
貨期:
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.
注意事項:
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
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.
基因功能參考文獻:
Immunogenic mouse neuroblastoma acquires adaptive immune resistance by up-regulating PD-L1 expression, whereas PD-L1 is of lesser consequence in nonimmunogenic neuroblastoma tumors. Combining PD-L1 checkpoint inhibition with whole tumor cell/anti-CTLA-4 vaccination enhanced tumor cell killing, cured mice with established tumors, and induced long-term immune memory (6 months). PMID: 29377881
the investigation of RANK and RANKL as possible novel immunotherapy targets in cancer is a rational approach. Here we have defined the mechanism of action of RANKL-RANK blockade in combination with anti-CTLA4, and provide insight into the combination efficacy observed in the case reports. PMID: 28634284
reveal a novel CTLA-4-mediated pathway to attenuate cytotoxic T-lymphocytes and indicate the importance of post-transcriptional mechanisms in the regulation of anti-tumor immune responses PMID: 28644433
The potential of the CTLA4 and G250 co-expression DNA vaccine. PMID: 28351777
Tregs were observed to regulate CD4(+), but not CD8(+), T cell infiltration into tumors through a CTLA-4/CD80 dependent mechanism. Disrupting CTLA-4 interaction with CD80 was sufficient to induce CD4 T cell infiltration into tumors. PMID: 28856392
These results suggest that CD44(+)CD117(+) T cells are stem cells and a specific T-cell phenotype that initially develops in the thymus, but they do not progress through DN3 and DN4 stages, lack a DP stage, and potently suppress T-cell proliferation and modulate the CTLA-4 pathway. PMID: 28279199
data suggest that increased expression of checkpoint blockade molecules PD-1 and CTLA-4 on donor T cells is not sufficient to prevent GvHD, and that cooperation between checkpoint blockade signaling by host cells and donor Tregs is necessary to limit GvHD in allo-HSCT recipients PMID: 28953925
Treg cells expand in both humans and mice in blood-stage malaria and interfere with conventional T helper cell responses and follicular T helper (TFH)-B cell interactions in germinal centers. Mechanistically, Treg cells function in a critical temporal window to impede protective immunity through cytotoxic-T-lymphocyte-associated protein-4 (CTLA-4). PMID: 28892065
CTLA-4 expressed by FOXP3(+) regulatory T cells prevents inflammatory tissue attack and not T-cell priming in arthritis. PMID: 28497863
results are consistent with a complex pathway in which CD28 is the primary driver of Treg proliferation and CTLA-4 functions as the main brake but is also dependent on TCR signals and interactions with CD80/CD86 PMID: 28053234
CTLA-4(+) microvesicles can competitively bind B7 costimulatory molecules on bystander dendritic cells, resulting in downregulation of B7 surface expression. PMID: 26979751
this study shows that miR-155 is modulated by a major dust mite allergen, Dermatophagoides farinae (Df1), and increases CD4+ T cell proliferation through the downregulation of cytotoxic T lymphocyte-associated antigen 4 (CTLA-4) expression PMID: 28110885
CTLA-4 regulates atherosclerosis by suppressing proatherogenic immune responses. PMID: 27055906
Data suggest enhanced clinical benefit from combining CTLA-4 antigen blockade with poxvirus-based active immunotherapy. PMID: 26961085
up-regulated expression correlates with the tolerogenic effect of syngeneic hematopoietic stem cell transplantation PMID: 26311302
Induced Treg Cells Augment the Th17-Mediated Intestinal Inflammatory Response in a CTLA4-Dependent Manner PMID: 26950218
CTLA-4 has a regulatory T cell-intrinsic role in limiting peripheral regulatory T cell expansion and activation, and in their capacity to control conventional T cells. PMID: 26371185
The Ctla4 SNP (e2_77A/G) does not alter diabetes susceptibility, but does control mRNA alternative splicing. PMID: 26450994
Sorafenib suppressed the expression of immunosuppressive factors in MDSCs. These data indicate that combination therapy of sorafenib and anti-CTLA-4 Ab may be effective in advanced kidney cancer patients. PMID: 25845968
The co-stimulatory molecule CTLA-4 mediates in vitro differentiation of iTreg cells. PMID: 25238105
The bullseye immunological synapse formation is mediated by CTLA4, and may negatively control T-cell activation as a suppressive synapse. PMID: 25287444
this study reports that regulatory T (Treg) cells orchestrate memory T cell quiescence by suppressing effector and proliferation programs through inhibitory receptor, cytotoxic- T-lymphocyte-associated protein-4 (CTLA-4). PMID: 26084026
Short-term blockade with anti-CTLA-4 antibody in wild-type mice is sufficient to elicit follicular helper T cell generation and germinal center development. The latter occurs in a CD28-dependent manner. PMID: 25548162
CTLA-4 and mTOR down-regulation cooperate during CD8+ T cell priming to promote memory formation and metabolic readiness. PMID: 25624453
role in Treg cell-mediated control of T follicular regulatory cell proliferation, germinal center formation,and of humoral immune responses PMID: 25526312
The study concludes that although the presence of CTLA4 plays a critical role in controlling homeostasis of T cells, its quantitative variation may impose diverse or even opposing effects on distinct lineages of T cells, an optimal sum of which is necessary for preservation of T cell immunity while suppressing tissue damage. PMID: 25246499
cardiomyocytes can express CD80; this expression pattern can resist CTL-mediated lysis through CTLA-4 pathway PMID: 24507064
Alternative splice forms of CTLA-4 induced by antisense mediated splice-switching influences autoimmune diabetes susceptibility in NOD mice. PMID: 24494586
CTLA4(apt) fused to a STAT3-targeting siRNA (CTLA4(apt)-STAT3 siRNA) resulted in internalization into tumor-associated CD8 T cells and silencing of STAT3, which activated tumor antigen-specific T cells in tumor models. PMID: 24892807
results show that CTLA-4 promotes Tc17 differentiation that results in robust Tc17 responses PMID: 24723371
These data suggest that effects associated with and mediated through Tyr201 of CTLA-4s intracellular domain are critical for Treg-cell function. PMID: 24648182
Our in vitro experiments revealed that IL-2 induced expression of CTLA-4 in mouse natural killer cells PMID: 24688023
These novel insights into the differential regulation of CTLA-4 coinhibition on CD4(+) T cells have implications for the immunomodulation of pathologic T cell responses during transplantation and autoimmunity. PMID: 24493820
SOCS3 interacts with CTLA-4 and negatively regulates CTLA-4 levels in T cells, providing a mechanistic explanation for the expansion of regulatory T cells in CD4-SOCS3 during experimental autoimmune uveitis. PMID: 24101549
This novel mechanism of CTLA-4lg immunotherapy may lead to an ideal anti-obesity/inflammation/insulin resistance agent. PMID: 23872146
Data show coexpression of PD-1 and CTLA-4 correlates with more severe dysfunction of tumor-specific CD8+ T cells. PMID: 23633484
Our results identify CTLA-4 as a key factor that regulates the composition of the Foxp3+ T-cell population in the intestine. PMID: 22910217
The soluble isoform of CTLA-4 is a regulator of T-cell responses. PMID: 23400950
The presence of the alternatively spliced 1/4 CTLA-4 isoform can further promote autoimmunity and autoimmune pathology in lupus-prone mice and suggests that altered splicing of CTLA4 contributes to the expression of autoimmune disease. PMID: 23203389
Li-CTLA-4 expressed at physiologic levels in the CTLA-4-sufficient NOD background suppresses autoimmunity; but, the functionality of the li-CTLA-4 isoform depends on the presence of the full-length molecule to alter effector T cell signaling. PMID: 23293354
CTLA-4 is expressed in the corticomedullary region of the thymus. Its absence alters the response of CD4(+)CD8(-) thymocytes to self-antigen recognition, which affects the quantity of the Treg cells and broadens the repertoire of peripheral T cells. PMID: 23267099
pathways by which cAMP regulates CTLA4 expression, focusing on transcriptional activation PMID: 23024062
Findings indicate that CTLA-4-negative regulation of conventional T cells (Tconvs) but not regulatory T cells (Tregs) in immune responses. PMID: 23047820
direct evidence that CTLA4 inhibits spontaneous tumor development PMID: 22777737
CTLA-4 on normal effector CD4-positive T cells completely abrogates the dramatically increased expansion normally experienced by their CTLA-4-deficient counterparts. PMID: 22753941
a potential new role for CTLA-4 in Treg differentiation PMID: 22337882
the importance of intracellular localization for CTLA-4 protein function and reveal that CTLA-4 protein externalization imparts suppressor function to both regulatory and conventional CD4(+) T cells. PMID: 22403258
boosting CD152 or its down-stream signal transduction could aid therapies aimed at sensitizing T lymphocytes for optimal migration, thus contributing to a precise and effective immune response. PMID: 22412835
The expression of CTLA-4 and PD-1 on T cells correlates with the extent of proinflammatory responses induced during Plasmodium berghei infection, being higher in C57BL/6 than in BALB/c mice. PMID: 22319445
CTLA4-Ig may promote neuronal differentiation during the treatment of neurological diseases with cell replacement therapy PMID: 22155494
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亞細胞定位:
Cell membrane; Single-pass type I membrane protein.
組織特異性:
Widely expressed with highest levels in lymphoid tissues.