Last reviewed: June 2, 2026

Alector

AL001 (latozinemab)

TargetGRN
Modalitymonoclonal antibody (sortilin blocker to raise progranulin)
IndicationFrontotemporal dementia (GRN mutation)
PhasePhase 3 (Discontinued)
PartnerGSK
Trial IDNCT04374136

Notes

INFRONT-3 trial. Latozinemab was designed to raise progranulin levels by blocking sortilin-mediated degradation. The Phase 3 trial was terminated after the drug failed to meet its primary endpoint of slowing disease progression in FTD-GRN patients.

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Last reviewed: June 2, 2026