Precipitation of nucleic acids
5.
Add 8 μL of 5 M potassium acetate to each well,
mix well and incubate at -20°C for 5-10 min.
6.
Centrifuge at 4°C for 15 min at 4000 rpm.
7.
Transfer supernatants to a new microwell plate containing 25 μL of isopropanol per well and
incubate at room temperature for 5 min.
8.
Centrifuge for 2 min at 4000 rpm, remove the supe
rnatants by aspiration, wash the n