Affinity Purification of Recombinant Antibodies with Protein A or Protein G
Type
Protocol
...tubes. Cap the Gravitrap columns at the bottom. Add 5 mL of Pierce IgG Elution Buffer to the capped Gravitrap...containing 50 µL 1 M Trizma hydrochloride pH 9.0. Cap the tubes and vortex for 5 s to mix. Determine the...Spin Desalting Column’s bottom closure and loosen cap. Place column in a 50 mL conical collection tube....columns have a finite binding capacity. If your sample exceeds the capacity, divide the sample among multiple...1 part tissue culture supernatant and mix well. Uncap the Protein G Gravitrap or rProtein A Gravitrap ...columns. For information about the total binding capacity for your columns, refer to the manufacturer’s ...Gravitrap column and incubate for 10 min at RT . Uncap the column and collect 500 µL fractions into the...