Dye migration In Polyacrylamide Non-Denaturing Gels
Size of double-stranded DNA fragments in base pairs
Gel %
Bromophenol Blue
Xylene Cyanol
3.5
100
460
5.0
65
260
8.0
45
160
12.0
20
70
15.0
15
60
20.0
12
45


Dye migration In Polyacrylamide Denaturing Gels
Size of single-stranded DNA fragments in nucleotides

Gel %
Bromophenol Blue
Xylene Cyanol
5.0
35
140
6.0
26
106
8.0
19
75
10.0
12
55
20.0
8
28