Also known as: TDP-43, TDP‑43
An ultrasensitive test detects TDP-43 seeds in CSF to diagnose FTLD-TDP. At-home blood tests show promise for remote dementia triage, but primary care use of plasma biomarkers remains limited.
Two experimental ALS therapies showed promise in recent clinical developments. Interim Phase 1/2 data suggest the antisense oligonucleotide QRL-201 restores a critical nerve protein and may slow disease decline, with a Phase 3 trial planned for 2027. Meanwhile, the oral therapy neflamapimod has been selected for testing in the UK's EXPERTS-ALS platform study, with first results expected this spring.
Prothena reported Q4 and full year 2025 financial results with $308.4 million in cash as partners Roche and Novo Nordisk initiated Phase 3 trials for prasinezumab and coramitug, both expected to complete in 2029.
Prothena reported Q4 2025 adjusted loss of 45 cents per share, meeting estimates, while ending the year with $308.4 million in cash. Roche and Novo Nordisk advanced partnered programs prasinezumab and coramitug into Phase III trials.
