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Bernadette H. LaMonte
Researcher at University of Pennsylvania
Publications - 7
Citations - 2032
Bernadette H. LaMonte is an academic researcher from University of Pennsylvania. The author has contributed to research in topics: Dynactin & Dynein. The author has an hindex of 6, co-authored 7 publications receiving 1963 citations.
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Journal ArticleDOI
Mutant dynactin in motor neuron disease.
Imke Puls,Catherine Jonnakuty,Bernadette H. LaMonte,Erika L.F. Holzbaur,Mariko Tokito,Eric A. Mann,Mary Kay Floeter,Kimberly Bidus,Dennis Drayna,Shin J. Oh,Robert H. Brown,Christy L. Ludlow,Kenneth H. Fischbeck +12 more
TL;DR: The results show that dysfunction of dynactin-mediated transport can lead to human motor neuron disease.
Journal ArticleDOI
Disruption of dynein/dynactin inhibits axonal transport in motor neurons causing late-onset progressive degeneration.
Bernadette H. LaMonte,Karen Wallace,Beth A. Holloway,Spencer S. Shelly,Jennifer Ascaño,Mariko Tokito,Thomas J. Van Winkle,David Howland,Erika L.F. Holzbaur +8 more
TL;DR: A mouse model that confirms the critical role of disrupted axonal transport in the pathogenesis of motor neuron degenerative disease is described, and dynamitin overexpression was found to disassemble dynactin, a required activator of cytoplasmic dynein, resulting in an inhibition of retrograde axonal Transport.
Journal ArticleDOI
A motor neuron disease-associated mutation in p150Glued perturbs dynactin function and induces protein aggregation.
Jennifer R. Levy,Charlotte J. Sumner,Juliane P. Caviston,Mariko Tokito,Srikanth Ranganathan,Lee A. Ligon,Karen Wallace,Bernadette H. LaMonte,George G. Harmison,Imke Puls,Kenneth H. Fischbeck,Erika L.F. Holzbaur +11 more
TL;DR: Data support a model in which a point mutation in p150Glued causes both loss of dynein/dynactin function and gain of toxic function, which together lead to motor neuron cell death.
Journal ArticleDOI
Mutant superoxide dismutase disrupts cytoplasmic dynein in motor neurons.
Lee A. Ligon,Bernadette H. LaMonte,Karen Wallace,Nicholas Weber,Robert G. Kalb,Erika L.F. Holzbaur +5 more
TL;DR: Investigation of neurotracer transport from muscle to motor neuron in a transgenic mouse model of amyotrophic lateral sclerosis suggested inhibition of dynein/dynactin function may have a role in motor neuron degeneration in amyotroph lateral sclerosis.
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Treatment with pergolide or cyproheptadine of pituitary pars intermedia dysfunction (equine Cushing's disease).
TL;DR: Medical records of 27 horses treated with pergolide or cyproheptadine for pituitary pars intermedia dysfunction were reviewed to determine the effect of treatment on plasma ACTH, insulin, and glucose concentrations and clinical signs and there was a correlation between ACTH concentration after treatment and the duration of treatment.