Bio-Rad Affi-Gel Blue Gel User Manual

Page 15

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7. Regenerate the column by washing it with 2 bed

volumes of 2 M guanidine HCl or 1.5 M NaSCN,
followed by 2 bed volumes of the starting buffer.

3.4 Purification of Blood Proteins

Affi-Gel blue gel has been used to separate and purify

a number of different serum and plasma proteins. Table 3
lists several examples. Gianazza and Arnaud

29,30

have

developed a single step method for general fractionation
of plasma proteins. By altering pH and ionic strength,
twenty-seven plasma proteins were separated, providing
better initial purification of individual proteins than many
of the two and three step methods commonly used.

Table 3. Purification of Blood Proteins on
Affi-Gel Blue Gel

Application

Reference

Purification of human serum complement

26

Purification of rat alpha fetoprotein

27

Purification of rat serum albumin

28

Separation and purification of plasma proteins

29,30

Purification of alpha-2-macroglobulin

31

13

LIT590B 9/3/98 1:30 PM Page 13

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