title: Biogen
description: "# Biogen
Biogen is a leading biotechnology company headquartered in Cambridge, Massachusetts, focused on developing therapies for neurological and neurodegenerative diseases. Founded in 1978, Biogen has become one of the world's oldest independent biotechnology companies.
Biogen has a significant presence in neurodegenerative disease research, with programs targeting:
Biogen's partnership with Ionis Pharmaceuticals has enabled development of antisense oligonucleotide (ASO) therapies targeting tau protein expression. These approaches could potentially be adapted for PSP and other tauopathies.
Biogen's tau protein research program includes:
While Biogen's primary focus has been on Alzheimer's disease, their tau protein research has significant relevance to PSP: