Northwestern Events Calendar

Aug
31
2015

Neurosteroid Treatment Reverses Tonic Inhibition Deficits in Fragile X Syndrome.

When: Monday, August 31, 2015
4:00 PM - 5:00 PM CT

Where: Ward Building, 5-230, 303 E. Chicago Avenue, Chicago, IL 60611 map it

Audience: Faculty/Staff - Student - Public - Post Docs/Docs - Graduate Students

Contact: Liz Barrera   (312) 503-4892

Group: Department of Pharmacology Seminars

Category: Lectures & Meetings

Description:

The Department of Pharmacology is pleased to announce an upcoming seminar, to be presented by:

Dr. Paul Davies, Ph.D.,

Research Assistant Professor

Neuroscience-BasicSci/Medical

Tufts University School of Medicine

 

The following, is an overview of this seminar, as described by Dr. Davies:

 

Fragile X syndrome (FXS) is a neurodevelopmental disorder and a common form of inherited intellectual disability. Studies in Fmr1 KO mice, and brain samples from FXS patients, have alluded to a reduction in α4 subunit-containing extrasynaptic GABAARs and a consequential decrease in tonic inhibition leading to excessive neuronal activity. Neurosteroids are known allosteric enhancers of GABAAR function but we have revealed that neurosteroids also increase PKC-mediated phosphorylation of α4 subunits, which increases membrane expression of GABAARs containing α4δ subunits. We are using neurosteroids as a novel pharmacological agent to reverse deficits in tonic inhibition seen in many neurodevelopmental disorders.

 

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