Name of the reagent

1. Cell Lysis Buffer

0.32 M sucrose

10 mM Tris-HCl (pH = 8)

5 mM CaCl2

5 mM magnesium acetate

2.0 mM EDTA

0.5 mM EGTA

1 mM DTT

2.Sucrose Gradient Solution

2.1 M sucrose

10 mM Tris-HCl (pH = 8)

5 mM magnesium acetate

1 mM DTT

3. Nuclei storage buffer (NSB)

0.44 M sucrose

10 mM Tris-HCl (pH = 7.2)

70 mM KCl

10 mM MgCl2

1.5 mM spermine