Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Separation or purification
Reexamination Certificate
2005-12-06
2005-12-06
Saunders, David (Department: 1644)
Chemistry: natural resins or derivatives; peptides or proteins;
Proteins, i.e., more than 100 amino acid residues
Separation or purification
C210S670000, C436S824000, C436S828000
Reexamination Certificate
active
06972327
ABSTRACT:
The invention provides improved methods of regenerating and using affinity chromatography material, in particular Protein A affinity chromatography resins.
REFERENCES:
patent: 5242802 (1993-09-01), Berger et al.
patent: 5268306 (1993-12-01), Berger et al.
patent: 5962291 (1999-10-01), Graff et al.
patent: 6080696 (2000-06-01), Duke et al.
patent: 6180763 (2001-01-01), Sherr et al.
patent: 6531579 (2003-03-01), de Sauvage et al.
patent: 6593097 (2003-07-01), Xu
Allary et al., “Large scale production of human albumin: three years experience of an affinity chromatography process,”Bioseparation 2(3):167-175, 1991.
Bill et al., “Optimization of protein G chromatography for biopharmaceutical monoclonal antibodies,”J. Mol. Recognit. 8(1/2):90-94, 1995.
Cong et al., “Purification of recombinant human interferon-γ by immunoaffinity chromatography with monoclonal antibody,”Chin. J. Chem. Eng. 3(3):125-133, 1995.
Desamaud et al., “Protein purification using combined streptavidin (or avidin)-Sepharose and thiopropyl-Sepharose affinity chromatography,”J. Chromatography 603(1-2):95-104, 1992.
Fazekas et al, “Reusability of immunoaffinity columns for determination of fumonisins in maize,”Natural Toxins 7(6):259-263, 1999.
Fountoulakis et al., “Reduced binding capacity of concanavalin A-Sepharose after treatment with chaotropic agents,”J. Biochem. Biophys. Methods 27(2):127-132, 1993.
Gagnon,Purification Tools for Monoclonal Antibodies,Validated Biosystems, Inc., Tucson, AZ, 1996, Ch. 9, “Protein A Affinity Chromatography,” pp. 155-198.
Hale et al., “Repeated cleaning of protein A affinity column with sodium hydroxide,”J. Immunol. Methods 171(1):15-21, 1994.
Sidhu, “A novel affinity purification of D-1 dopamine receptors from rat striatum,”J. Biol. Chem. 265(17):10065-10072, 1990.
Hershberg Robert D.
Madani Hassan
Fowler Kathleen
Immunex Corporation
Saunders David
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