43
SimplyBlue
™
SafeStain
Introduction
Instructions for staining E-PAGE
™
Gels using SimplyBlue
™
SafeStain are
described in this section. For further details, refer to the product manual available
at
or contact Technical Support (page 72).
The total
staining time for SimplyBlue
™
SafeStain is 0.5–3 hour plus overnight
destaining.
Results obtained with SimplyBlue
™
SafeStain are shown on page 57.
Materials Needed
You will need the following items for staining one E-PAGE
™
Gel:
•
Clean Incubation Tray
•
Rotary shaker
•
SimplyBlue
™
SafeStain (see note below)
•
Fixing solution: (see note below)
•
For E-PAGE
48
: 10% acetic acid/30% methanol in deionized water
•
For E-PAGE
96
: 20% acetic acid in deionized water
•
Wash solution: (see note below)
•
For E-PAGE
48
: 2% NaCl in deionized water
•
For E-PAGE
96
: Deionized water
The volume of fixing, staining and destaining solutions will depend on the
volume of your staining container. To obtain good results, the volume of solution
must be sufficient to cover the gel completely and to allow the gel to move freely
during all of the steps.
E-PAGE
48
and E-PAGE
96
Gels require different staining protocols. Be sure to
use the correct protocol for your gel.
E-PAGE
48
Gels
E-PAGE
48
Gel Staining Protocol:
1.
After electrophoresis, remove the gel from the cassette (page 24) and place
the gel in a clean incubation tray.
2.
Fix the gel in fixing solution (10% acetic acid/30% methanol in deionized
water) for 1 hour with gentle shaking at room temperature. Decant the
fixing solution.
3.
Stain the gel with sufficient SimplyBlue
™
SafeStain to cover the gel. Incubate
at room temperature for 2 hours with gentle shaking. Decant the stain.
4.
Wash the gel briefly with deionized water.
5.
Wash the gel with 2% NaCl solution with gentle shaking at room
temperature with intermittent changes of wash solution until the bands are
visible or overnight for maximum sensitivity and clear background.
Содержание E-PAGE Gels
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