This antibody recognizes a cell surface glycoprotein of 80-95kDa, called CD44, or HCAM, on lymphocytes, monocytes, and granulocytes (Leucocyte Typing Workshop V). Its epitope is resistant to digestion by trypsin and chymotrypsin. The CD44 family of glycoproteins exists in a number of variant isoforms, the most common being the standard 85-95kDa or hematopoietic variant (CD44-s). Higher molecular weight isoforms are described in epithelial cells (CD44-v), which are believed to function in intercellular adhesion and stromal binding. HCAM antibody immunostaining is commonly used for the discrimination of urothelial transitional cell carcinoma in-situ from non-neoplastic changes in the urothelium.
图片与验证
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已测应用
FACS, IF, IHC-P, WB
稀释范围
Flow cytometry: 2-4ug/million cells,Immunofluorescence: 2-4ug/ml,Western blot: 1-2ug/ml,Immunohistochemistry (FFPE): 1-2ug/ml for 30 min at RT
反应性
Human
应用说明
The concentration stated for each application is a general starting point. Variations in protocols, secondaries and substrates may require the HCAM antibody to be titered up or down for optimal performance.1. Staining of formalin-fixed tissues requires boiling tissue sections in pH 9 10mM Tris with 1mM EDTA for 10-20 min followed by cooling at RT for 20 minutes.2. The prediluted format is supplied in a dropper bottle and is optimized for use in IHC. After epitope retrieval step (if required), drip mAb solution onto the tissue section and incubate at RT for 30 min.
关键属性
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抗体类型
Primary Antibody
宿主
Mouse
克隆性
Monoclonal
同种型
Mouse IgG2a, kappa
克隆号
156-3C11
免疫原
Stimulated human leukocytes were used as the immunogen for this CD44 / HCAM antibody.
纯度
Protein G affinity chromatography
偶联
Unconjugated
储存与操作
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储存
Maintain refrigerated at 2-8°C for up to 2 weeks. For long term storage store at -20°C in small aliquots to prevent freeze-thaw cycles.
缓冲液/防腐剂
0.2 mg/ml in 1X PBS with 0.1 mg/ml rAlbumin (US sourced) and 0.05% sodium azide
有效期
12 months from date of receipt.
危害信息
This HCAM antibody is available for research use only.
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