Albumin, Bovine Serum

Stock code :A9647
Brand :Sigma-Aldrich
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Albumin, Bovine Serum

General description

Bovine serum albumin is a protein whose key biological function is to regulate the colloidal osmotic pressure of blood. BSA is widely used in various studies and applications. Made up of 583 amino acids,[2][3] BSA is a water-soluble protein with a calculated molecular weight of 66,430 Da. Six α-helices form three homologous domains of BSA. Depending on pH, it undergoes reversible conformational isomerization. The native structure of the protein becomes reactive and flexible on heating.[4]

Application

Bovine Serum Albumin is used for many applications, including the following applications:
• BSA has been used in cell culture, e.g. as a supplement in media prepared for culturing of oligodendrocytes.[1]
• BSA has been used for the dilution of primary antibody solution in immunohistochemistry procedures.[5]
• BSA has been used as a standard in the Bradford method of protein quantification.[6]
• BSA has been used in blocking and permeabilization buffer for immunofluorescence studies.[7]

Packaging

1 kg in poly bottle

10, 50, 100, 500 g in poly bottle

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