News summary

Arrowhead's ARO-MAPT cut spinal fluid tau up to 73% in volunteers

Source: Longevity Docs News • Published: 15 Oct 2026, 00:00

Summarized by Masters of Longevity from Longevity Docs News.

ARO-MAPT: a news article previewing clinical trial interim results of a subcutaneous RNAi therapy that reduced cerebrospinal fluid tau in volunteers, discussing trial design and implications.

Arrowhead's ARO-MAPT cut spinal fluid tau up to 73% in volunteers
Key Takeaways
  • ARO-MAPT lowered cerebrospinal fluid total tau by a mean 40% to 73% in healthy volunteers measured 90 days after last dose.
  • The trial AROMAPT-SC-1001 is a placebo-controlled, dose-escalating study in about 64 healthy volunteers with up to 48 early Alzheimer’s participants planned.
  • Arrowhead reported the data and positions the subcutaneous RNAi formulation as potentially dosable every three months with Alzheimer's data expected in 2027.
Read the full article at Longevity Docs News ↗

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