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May 07, 2026
Alzheimer's blood tests are gaining FDA clearances and strong patient interest, yet surveys show clinicians remain skeptical about their reliability and clinical benefit. A UK survey found fewer than one-third of psychiatrists have used biomarkers, while only 6% of memory services meet access guidelines. An ethical framework urges careful implementation, especially in primary care.
Aug 05, 2026
Oncotelic granted Lunai Bioworks worldwide rights to its nose-to-brain delivery system for biodefense and Alzheimer's. Nearly 98% of small-molecule drugs fail to cross the blood-brain barrier.
Jul 24, 2026
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.
Apr 16, 2026
A major evidence review of 17 clinical trials involving more than 20,000 participants found anti-amyloid Alzheimer’s drugs had absent or trivial effects on cognitive decline and dementia. The review also said the drugs likely increase the risk of brain swelling and bleeding.
Feb 20, 2026
Researchers at Washington University School of Medicine developed a blood test-based method to predict when Alzheimer's symptoms will begin, with accuracy within three to four years, using plasma p-tau217 protein levels.
Feb 19, 2026
A single blood test measuring p-tau217 protein can predict when cognitively unimpaired individuals will develop Alzheimer's symptoms, with a margin of error of 3-4 years, potentially accelerating clinical trials.
