*4.7. RNA Purification*

Cells were recovered from culture dishes using scrapers and TRIzol (15596018, Invitrogen, Paisley, Scotland, UK), then total RNA was purified using the RNeasy mini-kit (74104, Qiagen, Valencia, CA, USA) with a DNAse digestion step performed (79204, Qiagen, Valencia, CA, USA) following the manufacturer's instructions.
