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CASK Research

Research

Driving research forward in CASK disorders

CASK Research is a small charity with a global impact. Our mission is simple: to accelerate research into CASK disorders and ensure that every donation delivers the greatest possible benefit for affected children and families.

Dr Felix Chan running for CASK Research

We are proud not only of the research projects we have funded, but also of the research we have helped make happen without spending charitable funds. Using our scientific knowledge and network, we identify leading researchers with expertise in areas that matter most to the CASK community. Many have never previously encountered CASK disorders. We introduce them to the condition, share the priorities of families, and encourage them to apply their expertise to CASK-related research.

This approach has enabled us to generate more than £100,000 worth of research activity without direct funding, allowing our limited resources to go further and creating opportunities that might otherwise never have existed.

Research we have funded and instigated

Translational research platform — University of Bristol, UK

Led by Professor James Hodge. CASK fly models studying the cellular mechanisms of CASK, identifying possible treatment avenues. Long-term goal: a cheap, efficient drug-screening platform. Funded by CASK Research Foundation. This project requires more funding.

Translational research platform — University of Bristol, UK
Professor Hodge with the CASK deficient genetically engineered flies.

CURE CASK — CASK Reactivation — UC Davis, USA

The labs at The University of California, Davis, have been working on a therapy to target the root cause of MICPCH — the lack of CASK protein. CASK reactivation aims to activate the silenced healthy CASK gene which is found in the brains of females with the disorder. The CASK Coalition reached the funding target in early 2024 and the team at UC Davis completed their study in March 2026. They successfully activated the healthy CASK gene in brain cells — bringing us closer to a game-changing gene therapy for girls with MICPCH.

UK Clinical Registry and CASK Biobank — University of Bristol & NHS

Led by paediatric neurologist Dr Sam Amin. A UK-wide clinical registry and CASK biobank to better understand prevalence and systematically collect clinical and biological data. Families will be invited to contribute samples (blood/saliva) to enable biomarker discovery — crucial for tracking disease progression and assessing treatment effects in trials.

UK Clinical Registry and CASK Biobank — University of Bristol & NHS

Zebrafish Models for CASK-related Disorders — University of Portsmouth, UK

A PhD starting in October 2026 led by Dr Cayuso. The project will generate novel zebrafish models using CRISPR/Cas9 genome editing and uncover how CASK mutations lead to neural and craniofacial defects by studying the behaviour of different cell types during brain development. Funded by the University of Portsmouth.

Zebrafish Models for CASK-related Disorders — University of Portsmouth, UK

The GENROC study – University of Bristol

Led by Dr Karen Low, the GenROC study hopes to improve understanding of how rare genetic syndromes affect the way children grow, their physical health and their development. It also aims to work with parents to understand new ways clinicians and parents can work together to improve their knowledge (such as through social media). This study looked at the real-life experiences of children in the UK who have a CASK gene mutation. Parents shared detailed information about their child's development, health, behaviour, education, and how caring for their child affects family life. Doctors also provided clinical information. This study is awaiting publication.

The GENROC study – University of Bristol

Stopping cerebellar cell death — Shinshu University, Japan

Following a publication by Dr Tabuchi, CASK Research is exploring how to translate this knowledge into treatment. Dr Tabuchi discovered that JNK-IN-8 prevents cell death in certain brain cells in mice artificially lacking CASK. JNK-IN-8 itself isn't a drug candidate, but CASK Research has identified compounds with existing safety profiles and licenced drugs that could be repurposed. These have been tested in vitro and the team is exploring next steps. To financially support Dr Tabuchi's work, email [email protected].

Stopping cerebellar cell death — Shinshu University, Japan

CASK and mitochondria — University of Birmingham

Dr Felix Chan is studying CASK's role in mitochondria in the context of neurodevelopment. An under-researched area — knowledge of how CASK mutations impact mitochondria (the powerhouses of cells) could lead to targeted therapeutics with broad symptomatic impact.

The Neurodevelopmental spectrum of CASK-related disorders — University of Cambridge, UK

Comparison of 31 children/young people from the BINGO project at Cambridge with 151 previously reported cases — patterns in developmental outcomes, potential predictors of severity, areas needing further research. THIS STUDY IS NOW COMPLETE and published.

Advancing the understanding of epilepsy in CASK

In 2022 our founder Laura Hattersley advocated for greater focus on epilepsy in CASK. Motivated by her daughter's prolonged diagnostic journey and multiple misdiagnoses, she approached Dr Asim Shahid at New York-Presbyterian Brooklyn Methodist Hospital. Dr Shahid pledged his support and has since initiated a US study focused on identifying biomarkers for epilepsy in CASK. A French team supported by Association Enfants CASK France is developing a complementary study. Together these efforts represent important progress towards better understanding, diagnosing and treating epilepsy within the CASK community.

Advancing the understanding of epilepsy in CASK
Sarah in hospital having one of many EEGs.

Other important CASK research

CASK Gene replacement — Baylor College, USA

Dr Mingshan Xue (our scientific advisor) is developing a gene replacement therapy for MICPCH. It aims to give patients' cells a healthy copy of the CASK gene, addressing the root cause of the disorder. Dr Xue was inspired to work on CASK disorders after meeting a patient many years ago. If successful, this therapy could significantly improve development and quality of life for affected individuals. Dr Xue was recently a recipient of the Oxford-Harrington Rare Disease Scholar Award Programme.

Preclinical Study of a FDA Approved Molecule — University of Alabama, USA

Professor Mukherjee is researching a drug that may prevent cerebellar degeneration due to CASK loss and may improve quality of life for affected children. Work from the lab suggests CASK is not only critical for information transfer in the brain — it's also a key regulator of brain metabolism. Without proper CASK function the brain cannot keep up with the normal rate of growth after birth. Funded by CASK Coalition partners CURE CASK.

CASK Coalition

Together with our partners in the CASK Coalition, we are working towards a future where effective treatments for CASK disorders become a reality.

Our Global Roadmap reflects a shared commitment to collaboration. With so few patients worldwide and so much still to learn about CASK and its role in human development, progress can only be achieved by working together rather than apart.

Every step forward is strengthened by collective effort. Explore the roadmap and discover how the global CASK Coalition is uniting expertise, resources and determination to accelerate the path towards treatments.

Global Road Map →

CASK Coalition study tracker

Active and completed research studies that have been funded by members of the CASK Coalition.

Study name Description Institution Associated PAG Start date Status
Developing translational research platform Creating CASK fly models and iPSCs to study cellular mechanisms and screen drugs University of Bristol CASK Research 02-Sep-24 In progress
Cure CASK i Xi activation on iPSCs University of California, Davis CASK Coalition 08-Jan-24 Completed
Cure CASK ii Xi activation on mouse models University of California, Davis CURE CASK USA 05-Jun-25 In progress
A drug to prevent cerebellar degeneration in MICPCH Preclinical study of a FDA approved molecule University of Alabama CURE CASK Australia 08-Feb-22 In progress
CASK patient iPSCs Developing iPSCs for drug screening and to create brain organoids University of Queensland CURE CASK Australia 21-Jun-30 In progress
Natural History Study Clinical phenotype, including epilepsy Assistance Publique Hopitaux de Paris AECF 01-Sep-25 In progress
Quantitative interactomics Assessing the involvement of CASK in NDDs French National Centre for Scientific Research AECF 24-Jun-30 In progress

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