![ACROBiosystems/Human NKG2A / CD159a Protein, Fc Tag/100ug/NKA](images/ACROBiosystems/NKA-H5244.jpg)
- SynonymNKG2A,CD159a,KLRC1,NK cell receptor A
- SourceHuman NKG2A, Fc Tag (NKA-H526c) is expressed from human 293 cells (HEK293). It contains AA Pro 94 - Leu 233 (Accession # P26715-1).Predicted N-terminus: ProRequest for sequence
- Molecular Characterization
This protein carries a human IgG1 Fc tag at the N-terminus.
The protein has a calculated MW of 42.5 kDa. The protein migrates as 55-65 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
- EndotoxinLess than 1.0 EU per μg by the LAL method.
- Purity
>95% as determined by SDS-PAGE.
- Formulation
Lyophilized from 0.22 μm filtered solution in TriswithGlycine,ArginineandNaCl,pH7.5. Normally trehalose is added as protectant before lyophilization.
Contact us for customized product form or formulation.
- Reconstitution
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
- Storage
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
-20°C to -70°C for 12 months in lyophilized state;
-70°C for 3 months under sterile conditions after reconstitution.
![Human NKG2A, Fc Tag (Cat. No. NKA-H526c) SDS-PAGE gel](images/ACROBiosystems/NKA-H526c.jpg)
Human NKG2A, Fc Tag on SDS-PAGE under reducing (R) condition. The gel was stained overnight with Coomassie Blue. The purity of the protein is greater than 95%.
- BackgroundNKG2A/CD159a is a transmembrane protein belonging to the CD94/NKG2 family of C-type lectin-like receptors that inhibits innate immune system activation, also known as KLRC1, CD159a, NK cell receptor A and NKG2-A/NKG2-B type II integral membrane protein. NKG2A marks a unique immune effector subset preferentially co-expressing the tissue-resident CD103 molecule, but not immune checkpoint inhibitors. NKG2A blockade therapy operated through CD8 T cells, but not NK cells. The increase in NKG2A expression might be induced by IL-10, which was present at a high level in the plasma of HCC patients. Blocking IL-10 could specifically inhibit NKG2A expression in NK cells. These findings indicate that NKG2A expression is influenced by factors from cancer nests and contributes to NK cell exhaustion, suggesting that NKG2A blockade has the potential to restore immunity against liver tumors by reversing NK cell exhaustion.
- References
(1)Sun C, et al. Oncoimmunology. 2016. 6(1):e1264562.
(2)McWilliams EM, et al. Oncoimmunology. 2016. 5(10).
(3)van Montfoort N, et al. Cell. 2018. 175(7):1744-1755.
Please contact us via TechSupport@acrobiosystems.com if you have any question on this product.
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1.在手机上下载360手机卫士。
2.下载完成手机卫士之后,在手机中安装360手机卫士。在手机中打开360手机卫士并授予手机卫士 Root 权限,如图所示。
3.在手机卫士主界面打开“应用工具”选项,进入后找到“一键 Root 工具”并打开。如果手机已经获取 Root 权限,手机卫士会提示已经手机获取 Root 权限,可以解除 Root 了。
4.点击“解除 Root”按钮之后,360 Root 工具就会给出提示,“注意!解除 Root 之后将永久失去 Root 权限,并且可能无法重新获取!因此若非送修等特殊需要,不建议解除......”确认后点击“解除 Root”按钮即可解除 Root 权限。
方法二:恢复手机的出厂设置。
1.在待机页面下,点击【应用程序】。
2.点击【设定】。
3.向上滑动手机屏幕,点击【重置】。
4.点击【恢复出厂设定】。
5.点击【重置设备】。
6.点击【全部删除】。
7.完成操作后,待手机自动重启后,手机就成功恢复出厂设定了。
患者,双手扶墙,脚尖着地;医生做好消毒,戴上手套,利用放血针(可以利用测血糖的放血针),在委中穴点刺放血,利用拔罐器把瘀血抽出来,直到见到新鲜血液为止。委中穴是解毒大穴。
中医强调治症不治病,虽然身体还有病毒,但是,只要症状能够解除,不影响正常生活和工作,就可以了。
需要强调:医生,一定要做好消毒、保护,防止病毒感染。 另外,可以把艾滋病作为一种疫病,尝试五苓散;五苓散是用来治疗疫病的。
主要是中度以上细胞免疫缺陷包括:CD4+T淋巴细胞耗竭,外周血淋巴细胞显著减少,CD4<200/μl,CD4/CD8<1.0,(正常人为1.25~2.1),迟发型变态反应皮试阴性,有丝分裂原刺激反应低下。NK细胞活性下降。
2.各种致病性感染的病原体检查
如用PCR方法检测相关病原体,恶性肿瘤的组织病理学检查。
3.HIV抗体检测
采用酶联免疫吸附法、明胶颗粒凝集试验、免疫荧光检测法、免疫印迹检测法、放射免疫沉淀法等,其中前三项常用于筛选试验,后二者用于确证试验。
4.PCR技术检测HIV病毒。
所以说,感染同一种病毒,每个人识别的表位可能不一样。
1、存在于细胞外环境时,不显复制活性,但保持感染活性,是病毒体或病毒颗粒形式。
2、抗原,是指能够刺激机体产生(特异性)免疫应答,并能与免疫应答产物抗体和致敏淋巴细胞在体外结合,发生免疫效应(特异性反应)的物质
核心抗原由183个或185个氨基酸组成,高度磷酸化,是乙肝病毒核心颗粒的唯一结构蛋白。正由于它存在于Dane颗粒核心结构表面,被表面抗原覆盖,故不易在血循环中检出。核心抗原具有强免疫原性,可诱导很强的体液免疫和细胞免疫,刺激机体产生抗-HBc。
e抗原为可溶性蛋白质,传染性强,游离存在于血液中,虽然很早就被发现,在病理上认为是HBV复制以具有强感染性的一个指标,但其功能尚不清楚。抗-HBe的出现,是预后良好的征象。向左转|向右转
流感病毒的基因组包含________基因,其中__________蛋白可作为__________的结构基础.
我不知道第一空如何填,第二空是否应该填"HA蛋白"?第3空是否应该填"突变"?
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