MHC II Dextramer DRB1*0401 (IAFTSEHSHFSLK)
Product Code: FB10013
Fluorescent MHC II Dextramers® for sensitive and specific detection of antigen-specific CD4+ T cells using flow cytometry. Available in three colors (PE, APC, and FITC), covering human alleles. Amount: 1 vial containing 50 /150 / 500 or 1000 testsApplication(s): Cellular immune response, Immune monitoring, T-cell assays, ImmunohistochemistryIndication(s)/Topic(s): AIDS, Autoimmune disease, Breast cancer, Cancer, Cancer chemotherapy, Control, Diabetes, Graft-vs-host disease, Hematopoetic system, Hepatitis, Infection, Malaria, Malignant genital cancers, Melanoma, Prostate cancer, Testis/ovary cancer, Tuberculosis, Transplantation, Vaccination, Wilms tumor 1Delivery Time: 10-12 days
MHC II Dextramers® MHC Multimers such as Dextramers® are used for detection, enumeration and isolation of antigen-specific T cells in fluid cell samples (PBMC, blood) by flow cytometry, and can be applied to tissue sections to visualize antigen-specific T cells in situ.Fields of application are vaccine and immunotherapeutic development, clinical trials, immune monitoring of transplantation patients, patients with HIV and many more. The MHC class II Dextramers® combine a dextran polymer backbone with a high number of MHC and fluorochrome molecules. This enhances their staining intensity, thereby increasing resolution and the signal-to-noise ratio with minimal background staining. In addition, the polymer backbone stabilizes the MHC-peptide complexes and fluorochromes.
Benefits of MHC II Dextramers®- More MHC molecules and more fluorochromes than conventional MHC multimers (e.g. tetramers)- Higher sensitivity (important for low affinity epitopes as commonly found in cancer & autoimmune disease)- Very stable- Custom-made Dextramers® available upon request
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2.NaNO3FeCl3AgNO3
分别有什么现象?谢谢回答!
刚入这行,谢谢大家
我想检测血管组织中的钙离子浓度,不知道哪个公司有试剂盒
A.H2SO4Na2SO4AgNO3BaCl2.
B.NaOHNa2CO3NaHSO4MgCl2
C.CaCl2NaNO3MgSO4BaCl2
D.HNO3KOHKClK2CO3
(1)优级纯试剂 亦称保证试剂,为一级品,纯度高,杂质极少,主要用于精密分析和科学研究,常以GR表示。
(2)分析纯试剂 亦称分析试剂,为二级品,纯度略低于优级纯,杂质含量略高于优级纯,适用于重要分析和一般性研究工作,常以AR表示。
(3)化学纯试剂 为三级品,纯度较分析纯差,但高于实验试剂,适用于工厂、学校一般性的分析工作,常以CP表示。
(4)实验试剂 为四级品,纯度比化学纯差,但比工业品纯度高,主要用于一般化学实验,不能用于分析工作,常以 LR表示。
以上按试剂纯度的分类法已在我国通用。根据化学工业部颁布的“化学试剂包装及标志”的规定,化学试剂的不同等级分别用各种不同的颜色来标志,见表1。
表1 我国化学试剂的等级及标志
C.MgCl2溶液和氨水D.盐酸和NaAlO2溶液
为什么
2.NaHCO3,Ba(OH)3,H2SO4
3.HCL,NaAlO2,NaHSO4
4.Ca(OH)2,Na2CO3,BaCO3
谢谢了
要原因

