Recombinant humanized monoclonal antibody to ErbB2/HER2.
Applications
ELISA, FACS, Functional Assay, In Vivo
Reactivity
Human, Mouse
Host
Humanized
Clonality
Monoclonal
Isotype
IgG1
Conjugate
Unconjugated
Purification
Protein A affinity chromatography.
Concentration
Reconstitution dependent.
Molecular Weight
This antibody has a predicted MW of 145.36 kDa.
Purity
> 95% (by SDS-PAGE and SEC-HPLC).
Product Form
Lyophilized
Reconstitution
Reconstitute with 100µl of sterile double-distilled water to bring antibody to 1mg/ml concentration. Gently shake to solubilize completely. Do not vortex!
Formulation
Lyophilized from 25mM Histadine, pH 6.2, with 8% Sucrose and 0.01% Tween80.
Storage
Shipped at 4°C. Lyophilized: Store at -20°C to -80°C. Reconstituted: Aliquot and store at -80°C. Product is stable for one year. Avoid freeze/thaw cycles.
SDS-PAGE analysis of Trastuzumab Biosimilar - Anti-ErbB2/HER2 Antibody - Low endotoxin, Azide free (A323803) under reducing (R) conditions confirms that the purity of this antibody is greater than 95%.
SEC-HPLC analysis of Trastuzumab Biosimilar - Anti-ErbB2/HER2 Antibody - Low endotoxin, Azide free (A323803) confirms that the purity of this antibody is greater than 95%.
BT474 cells were stained with Trastuzumab Biosimilar - Anti-ErbB2/HER2 Antibody - Low endotoxin, Azide free (A323803) and negative control protein respectively, washed and then followed by PE and analyzed with FACS, EC50 = 0.3024 µg/ml.
Trastuzumab Biosimilar - Anti-ErbB2/HER2 Antibody - Low endotoxin, Azide free (A323803) inhibited the tumor growth of BT474 on NCG mice. The result showed significant anti-tumor effects, with an tumor inhibition rate (TGI) of 88.5% at 10 mpk at D35.
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