This is a Phase 1 study carried out at a single site in 88 healthy male subjects and healthy female subjects of non childbearing potential to investigate the safety, tolerability, pharmacokinetics (PK) and pharmacodynamics (PD) of DNL343.

This clinical trial information was submitted voluntarily under the applicable law and, therefore, certain submission deadlines may not apply. (That is, clinical trial information for this applicable clinical trial was submitted under section 402(j)(4)(A) of the Public Health Service Act and 42 CFR 11.60 and is not subject to the deadlines established by sections 402(j)(2) and (3) of the Public Health Service Act or 42 CFR 11.24 and 11.44.).

Key Inclusion Criteria:

• Women of non-childbearing potential and men; aged 18-50 years, inclusive
• BMI 18-32 kg/m², inclusive, and body weight of at least 50 kg

Key Exclusion Criteria:

• History of clinically significant neurologic, psychiatric, endocrine, pulmonary, cardiovascular, gastrointestinal, hepatic, pancreatic, renal, metabolic, hematologic, immunologic, or allergic disease, or other major disorders