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Course at Harvard Medical School

Neurobiology 300. Experimental Gene Therapy for Neurological Diseases

(To be given Spring 2005)

Miguel Sena-Esteves and Xandra Breakefield

Treatment of many neurological diseases remains primarily palliative, and for some of these diseases there is little prospect for the development of effective pharmaceuticals in the near future. Although gene therapy has had its share of disappointment, perhaps due to an overly optimistic initial outlook, the continued development of novel gene delivery vectors and study of their basic biology, as well as the introduction of novel infusion/delivery techniques, has brought this field to the brink of realizing some of its awesome potential for treatment of many neurological diseases. Initially this course will focus on comparing the properties and effectiveness of different viral vector systems for gene delivery to the central nervous system, covering the use of adenovirus, adeno-associated virus (AAV), lentivirus, and herpes simplex virus (HSV) vectors. The recent developments in infusion techniques that can lead to wide distribution of viral vectors in the brain and other organs will be discussed. The following sessions will be focused on the challenges and progress made towards developing vectors for the understanding and treatment of specific neurological diseases, including dystonia, lysosomal storage diseases, ataxia-telangiectasia, Parkinson’s, Huntington’s, brain tumors, trauma, and amyotrophic lateral sclerosis, including the use of inhibitory RNAs for dominant neurogenetic diseases, such as spincerebellar ataxia. Each two hour session after the first one will include a 45 minute talk by an expert in experimental gene therapy for a particular neurological disease followed by one or two student presentations of relevant articles and discussion.

Proposed sessions:                                    Proposed Speakers:

Vectors for gene deliveryto the nervous system      Miguel Sena-Esteves and Xandra Breakefield, MGH

Dystonia                                                Xandra O. Breakefield, MGH

Lysosomal Storage Diseases                        Miguel Sena-Esteves, MGH

Ataxia-telangiectasia                                    Maria L. Cortes, MGH

Parkinson’s Disease                                    Ole Isacson, McLean Hospital

Huntington’s Disease                                    Anne Messer, Wadsworth Center, NY

Brain Tumors                                                Manish Aghi, MGH

Trauma                                                            Michael Whalen, MGH

Amyotrophic Lateral Sclerosis                        Robert Brown, MGH

Use of shRNAs for treatment

of dominant neurogenetic diseases            Beverly L. Davidson, Univ. of Iowa