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Full-Text Articles in Neurology

Optimality In Neural Adaptation, Adrienne Fairhall Feb 2011

Optimality In Neural Adaptation, Adrienne Fairhall

Systems Science Friday Noon Seminar Series

Nervous systems tune themselves to the statistical structure of the stimuli they encounter. This sensitivity to statistics appears in phenomena ranging over many timescales, from the adaptation of vision to a rapid change in light level to the loss of ability to distinguish the sounds of non-native languages. While multiple neural mechanisms contribute to this on-line learning of stimulus distributions, we show that the intrinsic nonlinearities of single neurons provide them with the ability to represent time-varying stimuli optimally. While such sensitivity to stimulus statistics does not require learning, slower timescales of adaptation are consistent with optimal inference of statistical …


Gestational Diabetes Clinic For Indigent Latinos, Sara Wilson Reece Jan 2011

Gestational Diabetes Clinic For Indigent Latinos, Sara Wilson Reece

Scholarly Posters

Gestational diabetes mellitus (GDM), “carbohydrate intolerance of variable severity with onset or fist recognition during pregnancy,” results from insulin resistance and relative insulin deficiency usually in second trimester.¹ • Gestational diabetes (GDM) impacts between 4% and 9% of all pregnancies. • Gestational diabetes (GDM) results in increased fetal complications of macrosomia, shoulder dystocia and neonatal hyperglycemia as well as maternal risks of preeclampsia and polyhydramnois. • Women who are Hispanic or Asian decent are at highest risk of developing GDM. • Diagnosis ² • Perform 75-gramoral glucose tolerance test (OGTT) at 24 – 28 weeks of gestation in women not …


Analysis Of Chlamydia Pneumoniae And Ad-Like Pathology In The Brains Of Balb/C Mice Following Direct Intra-Cranial Infection, Jessica Rachel Barton, Christine J. Hammond, Amy L. Brady, Denah M. Appelt, Brian J. Balin, Christopher Scott Little Jan 2011

Analysis Of Chlamydia Pneumoniae And Ad-Like Pathology In The Brains Of Balb/C Mice Following Direct Intra-Cranial Infection, Jessica Rachel Barton, Christine J. Hammond, Amy L. Brady, Denah M. Appelt, Brian J. Balin, Christopher Scott Little

Scholarly Posters

Alzheimer’s disease (AD) is an age-related progressive neurodegenerative disorder and the most common form of dementia. The pathology in the central nervous system (CNS) impairs memory and cognition, hindering the capabilities and the quality of life of the individual. This project continues studying the role of infection and Alzheimer’s disease, as previous studies in this laboratory have done, and contributes to the overall understanding of the possible causes of this disease. In this study, BALB/c mice were infected, via direct intracranial injection, with a respiratory isolate (AR-39) of Chlamydia pneumoniae. Their brains were analyzed at 7 and 14 days post-infection, …


Analysis Of Chlamydia Pneumoniae-Infected Monocytes Following Incubation With A Novel Peptide, Acaly18, Implicates The Inflammasome In Clearance Of Infection, Brian J. Balin, James D. Thacker, Charles Lim, Corey M. Caruthers, Susan T. Hingley, Juliana Zoga, Denah M. Appelt Jan 2011

Analysis Of Chlamydia Pneumoniae-Infected Monocytes Following Incubation With A Novel Peptide, Acaly18, Implicates The Inflammasome In Clearance Of Infection, Brian J. Balin, James D. Thacker, Charles Lim, Corey M. Caruthers, Susan T. Hingley, Juliana Zoga, Denah M. Appelt

Scholarly Posters

Chlamydia pneumoniae infection may be a trigger for the pathology observed in sporadic lateonset Alzheimer’s disease as a function of initiating neuroinflammation following entry of the organism into the brain. We have hypothesized that one entry mechanism may be by bloodborne infected monocytes trafficking the infection into the brain. This study focuses on infection of monocytes in vitro followed by analysis using immunofluorescence labeling and RT-PCR-microarray techniques. The microarrays utilized consisted of an Alzheimer’s disease pathway array and an innate and adaptive immunity array from SAbiosciences. Analysis by real time PCR for both gene arrays was performed on uninfected and …