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Experimental Alzheimer's drug shows promise targeting brain protein tau in study
By Lauran Neergaard | The Associated Press at NBC 5 Dallas-Fort Worth (KXAS) - Top Stories
· July 14, 2026
· 5 min read
An experimental drug might help slow early Alzheimer’s disease in a markedly different way than today’s treatments — by lowering levels of a brain protein called tau, researchers reported Tuesday.
Tau is one part of a toxic duo fueling Alzheimer’s but prior attempts to develop drugs that can t...
Key takeaway “This is really quite promising if it were to hold up” in that next-step testing, said Jessica Langbaum of the Banner Alzheimer’s Institute in Phoenix, who wasn’t involved with Biogen’s study.
Why this matters in Frisco News
For Frisco residents affected by Alzheimer's, the prospect of a new treatment targeting the brain protein tau is a welcome development. As the city's population ages, the number of people living with Alzheimer's is likely to grow, making the need for effective treatments more pressing. The fact that Biogen's experimental drug diranersen shows promise in slowing cognitive decline is particularly noteworthy, given that current treatments have limited efficacy. If diranersen proves successful in larger studies, it could offer new hope for local families coping with the disease. Moreover, the innovative approach of targeting tau production, rather than just clearing buildup, may inspire further research into novel therapies. As the Dallas-Fort Worth area continues to grow and attract medical research institutions, Frisco may become an important hub for Alzheimer's research and treatment, bringing potential benefits to local patients and families.
About this story
Original reporting by NBC 5 Dallas-Fort Worth (KXAS) - Top Stories . Frisco News surfaces reporting from trusted publishers and adds local editorial context so readers can quickly understand what a story means for their community. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
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Category: local ·
Published: July 14, 2026 ·
Source: NBC 5 Dallas-Fort Worth (KXAS) - Top Stories ·
Reading time: 5 min
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Frequently asked about this story
What is this story about? An experimental drug might help slow early Alzheimer’s disease in a markedly different way than today’s treatments — by lowering levels of a brain protein called tau, researchers reported Tuesday.
Tau is one part of a toxic duo fueling Alzheimer’s but prior attempts to develop drugs that can t...
When was this published? This article was first published on July 14, 2026 by NBC 5 Dallas-Fort Worth (KXAS) - Top Stories and curated for Frisco News readers.
Who reported this story? This story was reported by Lauran Neergaard | The Associated Press at NBC 5 Dallas-Fort Worth (KXAS) - Top Stories. To learn more about how Frisco News selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from Frisco News, or browse our daily briefing and topic hubs .
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