ADLD Research Roadmap

Updated April 2026

Research Roadmap

Our strategic priorities through 2027: clinical trials, novel drug development, and disease tracking running in parallel.

The ADLD Center runs six parallel programs aimed at the same goal: a treatment, and eventually a cure, for Autosomal Dominant Leukodystrophy. Clinical trials, novel drug development, a dedicated mouse model, and the Natural History Study all feed into one another, so progress on any one track accelerates the others.

Timeline at a Glance

T1 · ASO Clinical Trial Active
T2 · NHS & Biomarkers Enrolling
T3 · shRNA / AAV In Progress
T4 · Drug Repurposing In Progress
T5 · Biotech Partnerships Exploratory
T6 · Mouse Model (JAX) Q2 Kickoff
T1

ASO Clinical Trial Program

Active: First-in-Human Trial

Antisense oligonucleotides are synthetic molecules designed to silence the overexpressed LMNB1 gene that causes ADLD. Our first-in-human trial at Mayo Clinic is the first therapeutic intervention ever attempted for this disease, and our work through 2026 focuses on moving from a single patient to an expanded cohort.

Completed

Preclinical Validation

ASO efficacy confirmed in mouse models

Underway

n=1 Compassionate-Use Trial

Intrathecal dosing and safety monitoring at Mayo

Next

Expanded Trial Recruitment

Build toward a multi-patient Phase I/II protocol

T2

Natural History Study & Biomarkers

Now Enrolling

A global, remote study of ADLD patients tracking symptoms, imaging, and blood samples over time. The dataset serves as a synthetic control arm for future trials, and the blood samples power our biomarker program so we can measure, in real time, whether a treatment is working.

Live

Global Patient Registry

35+ patients consented across multiple countries, aiming for 50+

Underway

Longitudinal Data and Biosamples

MRI, functional assessments, and blood collection for the miRNA biomarker panel

Goal

FDA-Ready Endpoints

Synthetic control arm and validated biomarker panel to support trial endpoints

Learn more and enroll →
T3

shRNA / AAV Gene Silencing

In Progress

A parallel genetic approach uses short hairpin RNA delivered by adeno-associated virus to reduce LMNB1 expression in brain cells. This program is designed as a second shot on goal, so that if one approach stalls, another is ready to move forward.

Completed

Lead Candidates Selected

Two oligonucleotide constructs advanced from screening

Underway

In Vitro Knockdown Testing

Cell-line assays and off-target analysis

Next

In Vivo Efficacy Testing

Transition to patient-derived cells and the ADLD mouse model

T4

Drug Repurposing

In Progress

The fastest path to an approved treatment often starts with drugs that are already FDA-approved for other diseases. The ADLD Center pursues two complementary repurposing strategies: partner-led functional screening of compounds in ADLD cell models, and targeted repurposing based on shared disease biology.

Completed

Functional Screening Platform

Compound screens with Rarebase (formerly Transcriptabio) on engineered oligodendrocyte models to surface drugs that normalize the LMNB1 disease signature

Underway

Targeted Repurposing

Farnesyltransferase inhibitors, already FDA-approved for Progeria, reduce Lamin B1 in ADLD cell models; additional ongoing screens in the Padiath lab at Pittsburgh and collaborator labs in Italy

Next

Mouse Model Validation

Move the most promising candidates into the dedicated ADLD mouse model in 2026

T5

Biotech Partnership Pipeline

Exploratory

Beyond our in-house programs, we are in active conversations with biotech companies whose platforms could be rapidly adapted to ADLD. Each candidate partnership is evaluated for mechanism, delivery, and how quickly it could reach patients.

Completed

Partner Identification

Three candidate platforms mapped across remyelination, siRNA, and lamin biology

Underway

Technical and Regulatory Diligence

Reviewing published safety data and fit with the ADLD mouse model

Next

Partner-Specific Pilot Studies

Move the most ready candidate into a joint preclinical study in 2026-2027

T6

Preclinical Mouse Model

Launching Q2 2026

Every drug candidate needs to prove it reaches the brain and reduces Lamin B1 in a living animal before the FDA will approve human trials. We are standing up a dedicated ADLD mouse model with The Jackson Laboratory that serves as a shared testing ground for ASOs, shRNA, and repurposed drugs.

Completed

Model Design Finalized

Inducible genetics selected to mimic adult-onset disease

Underway

Q2 2026 Kickoff at JAX

Using existing strains to start work without a breeding delay

Next

First In Vivo Results

Direct efficacy data expected Q1 2027 to support IND filings

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