Fibrillar polyglutamine aggregates are taken up by mammalian cells in culture and associate with aggresomes that contain both proteasome subunits and chaperones. Aggresomes also recruit soluble proteins that share the same amyloidogenic sequences as the internalised polyglutamine aggregates.
- Pei-Hsien Ren
- Jane E. Lauckner
- Ron R. Kopito