Neurodegenerative disease
The star of the agreement targets a specific type of tau protein, helping to prevent toxic accumulation in the brain while also preserving the function of healthy tau.
Every year in biopharma brings its share of grueling defeats, and 2025 was no different, especially for companies targeting neurological diseases. Some failures split up partners, and one particularly egregious case even led to the demise of an entire company.
In a first for the Parkinson’s field, AC Immune’s immunotherapy has stabilized key biomarkers that suggest an effect on the disease’s course.
Pfizer deals again in obesity space as Wave and Structure drop splashy weight loss results; what CDER Director Richard Pazdur’s sudden retirement means for biopharma; neuro diseases take center stage at CTAD; and more.
Days after Johnson & Johnson’s posdinemab failed to slow clinical decline in patients with Alzheimer’s disease, Eisai Chief Clinical Officer Lynn Kramer expressed unwavering conviction in his company’s own anti-tau asset, while others suggest the Alzheimer’s field is heading in a completely different direction.
Analysts had noted “unease” from investors regarding the state of the Phase III ADEPT-2 trial, with BMS at one point telling Leerink Partners that the reopening of enrollment would be a “significant development.”
After covering the Alzheimer’s space through every high and low, BioSpace’s Annalee Armstrong welcomes back Roche for the 2026 Alzheimer’s Renaissance.
Trontinemab lowered amyloid levels below the threshold of positivity in 92% of treated patients.
Johnson & Johnson will discontinue the Phase II Auτonomy study of posdinemab after a scheduled review found the anti-tau antibody failed to slow clinical decline in patients with early Alzheimer’s disease.
Analysts agree that the failure of Novo Nordisk’s semaglutide to reduce Alzheimer’s disease progression removes a “modest” or “perceived” overhang on Biogen and the anti-amyloid antibody class in general, clearing the way for increased uptake of Leqembi and Eli Lilly’s Kisunla.
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