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Beam Therapeutics Presents Recently Reported Topline Clinical Data for BEAM-302 in Alpha-1 Antitrypsin Deficiency (AATD) at the American Thoracic Society (ATS) 2026 International Conference

$BEAMPress releaseMay 18, 2026, 4:00 PM ETRead the release

Beam Therapeutics presented topline clinical data for BEAM-302 at the American Thoracic Society 2026 International Conference, highlighting durable restoration of normal AAT function in patients with Alpha-1 Antitrypsin Deficiency. The data, covering 29 patients treated in the Phase 1/2 trial, demonstrated that a single dose can correct the PiZ mutation at the DNA level, addressing both lung and liver manifestations of the disease.

Key figures

Drug Name
BEAM-302
Phase Of Trial
Phase 1/2
Patients treated
29
Pivotal start window
H2 2026
Planned pivotal enrollment
50

AI analysis

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    BEAM: Beam Therapeutics Presents Recently Reported Topline Clinical Data for BEAM-302 in Alpha-1 Antitrypsin Deficiency (AATD) at the American Thoracic Society (ATS) 2026 International Conference — AI Analysis | Signal8