EasySep™小鼠/人嵌合体分离试剂盒

免疫阴性选择细胞分离试剂盒

产品号 #(选择产品)

产品号 #19849_C

免疫阴性选择细胞分离试剂盒

产品优势

  • 快速,易于使用和无列
  • 分离的细胞不受影响

产品组分包括

  • EasySep™小鼠/人嵌合体分离试剂盒(目录#19849)
    • EasySep™小鼠/人嵌合体分离试剂盒,0.5 mL
    • EasySep™Streptavidin RapidSpheres™50001,1 mL
    • EasySep™小鼠FcR阻断剂(目录#18720),0.1 mL
New format, same high quality! You may notice that your kit contents and packaging look slightly different from previous orders. We are currently updating the format of select EasySep™ Mouse kits to include a Mouse FcR blocker instead of Normal Rat Serum. With this change, all components will now be shipped in a single package, while providing the same cell isolation performance as before.

概述

EasySep™小鼠/人嵌合体分离试剂盒旨在通过负选择从人异种移植受体小鼠的骨髓、脾脏或外周血中高度富集人细胞。不需要的细胞是针对小鼠造血细胞和链霉亲和素包被磁颗粒的生物素化抗体去除的目标。使用EasySep™磁铁分离标记细胞,不使用色谱柱。所需的细胞被倒进一个新的管中。

本产品可用于代替StemSep™小鼠/人嵌合体富集试剂盒(目录#13068),更快,更容易的细胞分离。

Magnet Compatibility

• EasySep™ Magnet (Catalog #18000)
• “The Big Easy” EasySep™ Magnet (Catalog #18001)
• EasyEights™ EasySep™ Magnet (Catalog #18103)
• EasyPlate™ EasySep™ Magnet (Catalog #18102)
 
Subtype
Cell Isolation Kits
 
Species
Mouse
 
Sample Source
Bone Marrow, Spleen, Whole Blood
 
Selection Method
Negative
 
Application
Cell Isolation
 
Brand
EasySep
 
Area of Interest
Cancer, Immunology
 

Data Figures

Typical EasySep™ Mouse/Human Chimera Isolation Profile

Figure 1. Typical EasySep™ Mouse/Human Chimera Isolation Profile

In the above example, human peripheral mononuclear cells (PBMCs) are seeded into mouse bone marrow at an average starting frequency of 1.85%. The human PBMC content of the isolated fraction is 80 - 98%. Typically 3 - 4.5 log depletion of targeted mouse CD45+ is attained.

Protocols and Documentation

Find supporting information and directions for use in the Product Information Sheet or explore additional protocols below.

Document Type
Product Name
Catalog #
Lot #
Language
Catalog #
19849
Lot #
1000147889 or higher
Language
English
Catalog #
19849
Lot #
1000147888 or lower
Language
English
Document Type
Safety Data Sheet 1
Catalog #
19849
Lot #
All
Language
English
Document Type
Safety Data Sheet 2
Catalog #
19849
Lot #
All
Language
English
Document Type
Safety Data Sheet 3
Catalog #
19849
Lot #
All
Language
English
Document Type
Safety Data Sheet 4
Catalog #
19849
Lot #
All
Language
English

Resources and Publications

Educational Materials (10)

Frequently Asked Questions

Can EasySep™ Streptavidin RapidSpheres™ be used for either positive or negative selection?

Currently, EasySep™ Streptavidin RapidSphere™ kits are only available for negative selection and work by targeting and removing unwanted cells.

How does the separation work?

Streptavidin RapidSphere™ magnetic particles are crosslinked to unwanted cells using biotinylated antibodies. When placed in the EasySep™ Magnet, labeled cells migrate to the wall of the tube. The unlabeled cells are then poured off into a new tube.

Which columns do I use?

The EasySep™ procedure is column-free. That's right - no columns!

How can I analyze the purity of my enriched sample?

The Product Information Sheet provided with each EasySep™ kit contains detailed staining information.

Can EasySep™ Streptavidin RapidSphere™ separations be automated?

Yes. RoboSep™, the fully automated cell separator, automates all EasySep™ labeling and cell separation steps.

Are cells isolated using EasySep™ RapidSphere™ products FACS-compatible?

Yes. Desired cells are unlabeled and ready to use in downstream applications, such as FACS analysis.

Can I alter the separation time in the magnet?

Yes; however, this may impact the kit's performance. The provided EasySep™ protocols have already been optimized to balance purity, recovery and time spent on the isolation.

Publications (2)

Despite mutation acquisition in hematopoietic stem cells, JMML-propagating cells are not always restricted to this compartment. A. Caye et al. Leukemia 2020 jun

Abstract

Juvenile myelomonocytic leukemia (JMML) is a rare aggressive myelodysplastic/myeloproliferative neoplasm of early childhood, initiated by RAS-activating mutations. Genomic analyses have recently described JMML mutational landscape; however, the nature of JMML-propagating cells (JMML-PCs) and the clonal architecture of the disease remained until now elusive. Combining genomic (exome, RNA-seq), Colony forming assay and xenograft studies, we detect the presence of JMML-PCs that faithfully reproduce JMML features including the complex/nonlinear organization of dominant/minor clones, both at diagnosis and relapse. Further integrated analysis also reveals that although the mutations are acquired in hematopoietic stem cells, JMML-PCs are not always restricted to this compartment, highlighting the heterogeneity of the disease during the initiation steps. We show that the hematopoietic stem/progenitor cell phenotype is globally maintained in JMML despite overexpression of CD90/THY-1 in a subset of patients. This study shed new lights into the ontogeny of JMML, and the identity of JMML-PCs, and provides robust models to monitor the disease and test novel therapeutic approaches.
Genetically Engineered Cell-Derived Nanoparticles for Targeted Breast Cancer Immunotherapy. X. Shi et al. Molecular therapy : the journal of the American Society of Gene Therapy 2019 nov

Abstract

Exosomes are nanosized membranous vesicles secreted by a variety of cells. Due to their unique and pharmacologically important properties, cell-derived exosome nanoparticles have drawn significant interest for drug development. By genetically modifying exosomes with two distinct types of surface-displayed monoclonal antibodies, we have developed an exosome platform termed synthetic multivalent antibodies retargeted exosome (SMART-Exo) for controlling cellular immunity. Here, we apply this approach to human epidermal growth factor receptor 2 (HER2)-expressing breast cancer by engineering exosomes through genetic display of both anti-human CD3 and anti-human HER2 antibodies, resulting in SMART-Exos dually targeting T cell CD3 and breast cancer-associated HER2 receptors. By redirecting and activating cytotoxic T cells toward attacking HER2-expressing breast cancer cells, the designed SMART-Exos exhibited highly potent and specific anti-tumor activity both in vitro and in vivo. This work demonstrates preclinical feasibility of utilizing endogenous exosomes for targeted breast cancer immunotherapy and the SMART-Exos as a broadly applicable platform technology for the development of next-generation immuno-nanomedicines.

更多信息

更多信息
Species Mouse
Magnet Compatibility • EasySep™ Magnet (Catalog #18000) • “The Big Easy” EasySep™ Magnet (Catalog #18001) • EasyEights™ EasySep™ Magnet (Catalog #18103) • EasyPlate™ EasySep™ Magnet (Catalog #18102)
Sample Source Bone Marrow, Spleen, Whole Blood
Selection Method Negative
标记抗体
PRODUCTS ARE FOR RESEARCH USE ONLY AND NOT INTENDED FOR HUMAN OR ANIMAL DIAGNOSTIC OR THERAPEUTIC USES UNLESS OTHERWISE STATED. FOR ADDITIONAL INFORMATION ON QUALITY AT STEMCELL, REFER TO WWW.STEMCELL.COM/COMPLIANCE.
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