sufficient for 110 transfections (3.5 cm dish) sufficient for 40 transfections (10 cm dish) sufficient for 65 transfections (6 cm dish)
Concentration
2 mg/mL
Température de stockage
−20°C
Description générale
Sigma Universal Transfection Reagent is a unique formulation of a biodegradable, proprietary cationic polymer conjugated to a cationic lipid. Universal Transfection Reagent is used for transfection of nucleic acids into common eukaryotic cell lines. Fast and easy protocol is compatible with serum, serum-free medium and antibiotics. For most cells, medium change after transfection is not necessary.
Application
Suitable for transient and stable transfection of nucleic acids into cultured eukaryotic cells. Use approximately 1-3 μl Universal Transfection Reagent per μg DNA. Protocol optimization provides very efficient transfection. The following cells have been successfully transfected using Sigma Universal Transfection Reagent:
Excellent for: BHK-21 CHO CHOK1 HEK293 HeLa NIH3T3
Good for: 3LL 6CSFME ATT20B16-F0 B16-F10 BAEC Ca Ski COS-7 CV-1 D 407 HUVEC L929 MCF-7 MDCK Neuro2A SAOS-2 SHEP SiHa SKOV3
Caractéristiques et avantages
Fast, easy protocol
Suitable for stable and transient transfection
High efficiency for a wide variety of cell types including primary cells
Compatible with both serum and serum-free transfection protocols
Composants
Note the formulation of Sigma Universal Transfection Reagent is confidential.
Principe
Sigma Universal Transfection Reagent is a cationic polymer conjugated to a cationic lipid. When mixed with plasmid DNA, the reagent forms stable complexes that can be directly added to the cell culture. The cells take up the complexes by endocytosis, the polymer is cleaved from the complex, and the plasmid DNA is quickly released into the cytoplasm.
Autres remarques
Complex formation is inhibited by serum, but once stable complexes have formed, the presence of serum lowers the toxicity of transfection.
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