FMRP Regulatory Role in Human Hippocampal Development and Therapeutic Interventions in Fragile X
Fragile X syndrome hippocampal organoids show neuron–glia imbalance. This team will map disrupted gene networks and test PDE inhibitors to restore brain function.
Oligodendrocytes: a Potential Route to Treat Fragile X Syndrome
This project explores the role of oligodendrocytes in Fragile X. The team will test if improving these cells’ function can restore normal brain activity to treat Fragile X.
Sex Differences and the Role of Estrogen Receptors in Fragile X
Fragile X syndrome researchers are studying how estrogen receptors shape brain activity and may explain why males and females experience symptoms differently.
Role of Microglia in Fragile X Syndrome
Learn how Dr. Marine Anais Krzisch’s $35K FRAXA and ASF-funded project uses human iPSC microglia models to uncover pathways for Fragile X syndrome treatment.
Identification of the Proteome of Active and Silenced FMR1 Alleles in Human Stem Cells
This project aims to uncover which proteins keep the Fragile X gene silenced. By identifying them, the team hopes to find new ways to switch the FMR1 gene back on.
C-subunit Mitochondrial Leak Channel in Fragile X Syndrome
Explore Yale’s groundbreaking study on mitochondrial leak channels, set to revolutionize Fragile X syndrome treatment. Funded by a $100,000 FRAXA grant.
Modeling Fragile X Syndrome using Multi-Region Human Brain Organoids
The team is developing new, more accurate Fragile X brain organoids to help researchers study neural circuit problems and accelerate testing of future treatments.
Targeting Cognitive Function in Fragile X Syndrome
Why do males and females experience Fragile X differently? This team is studying brain signaling pathways to uncover sex-based differences and guide treatments.
Human FMR1 Isoform-Specific Regulation of Translation and Behavior
FMRP has multiple forms, and this team will study which isoforms are most important for brain development. This is key for future FMRP replacement therapies.
Functional and Genomic Characterization of Interneurons in the Fmr1-KO Mouse Brain
The brain’s balance is maintained by two types of neurons: excitatory and inhibitory. This team has found fewer than normal inhibitory cells in Fragile X mice.
Characterization and Modulation of microRNAs in Fragile X Syndrome
MicroRNAs are disrupted in Fragile X; the team will work to understand this and explore ways to correct it with drugs which directly target microRNAs.
Correcting Fragile X Syndrome Deficits by Targeting Neonatal PKCε Signaling in the Brain
Enhancing PKCε in early development normalized oxytocin, AMPAR signaling, and adult behavior in Fragile X mice, highlighting PKCε as a promising therapeutic target.
GABA-A Receptor in Fragile X Syndrome
Published results from Dr. Frank Kooy reveal how GABAA receptor changes may hold the key to treating Fragile X syndrome.
The Role of Astrocyte BMP Signaling in Fragile X Syndrome
Researchers found a pathway in astrocytes that is overactive in Fragile X syndrome, and they hope to bring this pathway back to normal with a drug.
Cellular-Specific Therapeutic Targeting of Inhibitory Circuits in Fragile X Syndrome
The team studied how inhibitory brain circuits malfunction in Fragile X and tested ways to restore balance by targeting mGluR and endocannabinoid signaling.
Auditory Dysfunction in Fragile X Syndrome in a Mouse Model of Fragile X
FRAXA-funded studies found Fragile X mice show altered auditory circuit function with delayed startle timing and reduced prepulse inhibition, mirroring human sound sensitivity.
Cholesterol-Dependent Changes in Fragile X Astrocytes
Astrocytes and cholesterol metabolism are altered in Fragile X. This research uncovers how these changes affect the brain and may reveal new treatment targets like lovastatin.
Deep Molecular Profiling of Fragile X Mouse and Human Cells
Studying human Fragile X neurons from stem cells revealed key gene changes not seen in mice—showing why some treatments failed and guiding better future therapies.
Targeting Mitochondria in Human Fragile X Syndrome Neurons
Fragile X brain cells have fewer, smaller mitochondria. This team tested mitochondria-boosting drugs that improved symptoms in mice to see if they can help humans.
Correcting Sensory Processing in Fragile X Mice by Modulating Kv3.1
FRAXA funded UCLA research on a Kv3.1-targeting drug to ease sensory issues in Fragile X. This work built on Yale-led work now also being pursued by Autifony Therapeutics.
Developmental Profile of Glutamatergic Synapses in Fragile X
A FRAXA fellowship helped reveal how glutamate receptors at synapses develop differently in Fragile X, offering clues to improve learning and memory.
Enhancing NMDA Receptor Signaling to Treat Fragile X Syndrome
FRAXA-backed work revealed NMDA receptors may hold the key to correcting brain signaling in Fragile X, pointing to new treatment strategies.
Screening 2,320 FDA-Approved Drugs for Potential Treatment of Fragile X
FRAXA funded a screen of 2,320 FDA-approved compounds in the Fragile X fly model to identify hits that improve memory and social behavior for advanced testing.
Novel Modulators of Potassium Channels to Treat Fragile X
FRAXA-funded Yale research showed disrupted Kv3.1 and Slack potassium channels impair neuronal timing in Fragile X. Published findings support Kv3.1 as a treatment target.