Program Setup
Objective Definition
Define therapeutic intent, constraints, and translational posture to produce a program brief that drives architecture selection.
Program inputs
Indication
Huntington's disease
Mechanistic objective
Widespread neuronal HTT silencing
Target organ
Central nervous system
Target cell type
Medium spiny neurons + cortical neurons
Tissue coverage requirement
High, bilateral broad CNS distribution
Payload class
miRNA expression cassette
Payload size
~3.2 kb
Desired expression duration
Multi-year
Administration route
Systemic IV preferred
Procedural burden tolerance
Moderate
Redosing requirement
Likely needed in lifecycle
Liver exposure tolerance
Low
Immune risk tolerance
Low-to-moderate
Translation priority
High
Cost sensitivity
Medium
Manufacturing tolerance
Conservative
Barrier/access challenge
Blood-brain barrier crossing
Barrier / access challenge options
Live Program Brief
Objective targets broad CNS neuronal silencing with durable expression under low liver exposure tolerance and high translation priority.
Program is constrained by BBB penetration, immunity, and manufacturability. Candidate architectures should maximize CNS:liver ratio and preserve repeat-dose optionality.