M
Michael J. O'Connor
Researcher at Thomas Jefferson University Hospital
Publications - 75
Citations - 6256
Michael J. O'Connor is an academic researcher from Thomas Jefferson University Hospital. The author has contributed to research in topics: Epilepsy & Temporal lobe. The author has an hindex of 45, co-authored 75 publications receiving 5992 citations. Previous affiliations of Michael J. O'Connor include Comprehensive Epilepsy Center & Thomas Jefferson University.
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Journal ArticleDOI
Biopsy-derived adult human brain tau is phosphorylated at many of the same sites as Alzheimer's disease paired helical filament tau
Eriko S. Matsuo,Ryong Woon Shin,Melvin L. Billingsley,Andre Van deVoorde,Michael J. O'Connor,John Q. Trojanowski,Virginia M.-Y. Lee +6 more
TL;DR: Examination of human adult tau from brain biopsies demonstrated that biopsy-derived tau is phosphorylated at most sites thought to be abnormally phosphorylate tau, suggesting that the down-regulation of phosphatases in the AD brain could lead to the generation of maximallyosphorylated PHF-tau that does not bind microtubules and aggregates as PHFs in neurofibrillary tangles and dystrophic neurites.
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Seizure control and mortality in epilepsy.
TL;DR: Elimination of seizures after surgery reduces mortality rates in people with epilepsy to a level indistinguishable from that of the general population, whereas patients with recurrent seizures continue to suffer from high mortality rates, suggesting that uncontrolled seizures are a major risk factor for excess mortality in epilepsy.
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Temporal Lobectomy for Refractory Epilepsy
TL;DR: Temporal lobectomy provides sustained seizure relief over 5 years to most patients who have surgery, and a seizure-free state is associated with reduced mortality and increased employment.
Journal Article
CXCR-4 (fusin), a co-receptor for the type 1 human immunodeficiency virus (HIV-1), is expressed in the human brain in a variety of cell types, including microglia and neurons
Ehud Lavi,Julie M. Strizki,Anthony M. Ulrich,Wei Zhang,Li Fu,Qian Wang,Michael J. O'Connor,Michael J. O'Connor,James A. Hoxie,Francisco Gonzalez-Scarano +9 more
TL;DR: The study of the expression of CXCR-4 in the brain may provide further insight into the interactions between brain cells, pathogens, and the immune system, and help understand the pathogenesis of HIV dementia.
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Psychiatric aspects of temporal lobe epilepsy before and after anterior temporal lobectomy
TL;DR: The overall prevalence of psychiatric dysfunction was comparably high before and after ATL, but individual changes in psychiatric status and changes in severity of symptoms occurred in many patients in the 6 months after surgery.