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Full-Text Articles in Physiology

The Role Of Perineuronal Nets In Regulating Barrel Cortex Physiology, Philip Chu Sep 2015

The Role Of Perineuronal Nets In Regulating Barrel Cortex Physiology, Philip Chu

Dissertations, Theses, and Capstone Projects

The ability of the brain to adapt to changing environmental conditions is regulated by genetic and environmental factors. One component of the brain extracellular matrix, a scaffold of proteins and proteoglycans, tightly ensheaths the soma and proximal processes of neurons. These Perineuronal nets (PNNs) play protective and structural roles in the brain, but also regulate plasticity and behavior. Their developmental expression is highly attenuated following sensory deprivation, or pharmacological silencing of neuronal activity. Thus, PNNs contribute to the activity dependent regulation of plasticity in the brain. Although PNNs are relatively ubiquitous in the neocortex, little is known about the degree …


The Inconstancy Of Bodies: Yvonne Meier's Works, 1985 ' 2012, Lindsey Ann Drury Sep 2015

The Inconstancy Of Bodies: Yvonne Meier's Works, 1985 ' 2012, Lindsey Ann Drury

Dissertations, Theses, and Capstone Projects

What is ability? And conversely, what is disability? This research on the dancer and choreographer Yvonne Meier theorizes that her more than 30-year career has challenged the oft perceived polarities between function and dysfunction, utility and futility through the physical actions of dance performances. As she developed as a dancer and choreographer, Meier engaged in forms of movement training that pledged to expand her ability by unearthing the hidden causes and effects of actions. And yet, she created works which foregrounded the very gaps in knowledge between acts, their intentions, and effects. The fundamental disability expressed through Meier's works is …


Monitoring The Progression Of Spontaneous Articular Cartilage Healing With Infrared Spectroscopy, Megan P. O'Brien, Madhuri Penmatsa, Uday Palukuru, Paul West, Xu Yang, Mathias P. G. Bostrom, Theresa Freeman, Nancy Pleshko Jul 2015

Monitoring The Progression Of Spontaneous Articular Cartilage Healing With Infrared Spectroscopy, Megan P. O'Brien, Madhuri Penmatsa, Uday Palukuru, Paul West, Xu Yang, Mathias P. G. Bostrom, Theresa Freeman, Nancy Pleshko

Publications and Research

Objective. Evaluation of early compositional changes in healing articular cartilage is critical for understanding tissue repair and for therapeutic decision-making. Fourier transform infrared imaging spectroscopy (FT-IRIS) can be used to assess the molecular composition of harvested repair tissue. Furthermore, use of an infrared fiber-optic probe (IFOP) has the potential for translation to a clinical setting to provide molecular information in situ. In the current study, we determined the feasibility of IFOP assessment of cartilage repair tissue in a rabbit model, and assessed correlations with gold-standard histology.

Design. Bilateral osteochondral defects were generated in mature white New Zealand rabbits, and …


Multidisciplinary Intensive Rehabilitation Treatment Improves Sleep Quality In Parkinson's Disease, Giuseppe Frazzitta, Roberto Maestri, Davide Ferrazzoli, Giulio Riboldazzi, Rossana Bera, Cecilia Fontanesi, Roger P. Rossi, Gianni Pezzoli, Maria Felice Ghilardi Apr 2015

Multidisciplinary Intensive Rehabilitation Treatment Improves Sleep Quality In Parkinson's Disease, Giuseppe Frazzitta, Roberto Maestri, Davide Ferrazzoli, Giulio Riboldazzi, Rossana Bera, Cecilia Fontanesi, Roger P. Rossi, Gianni Pezzoli, Maria Felice Ghilardi

Publications and Research

Background Sleep disturbances are among the most common non-motor symptoms of Parkinson’s disease (PD), greatly interfering with daily activities and diminishing life quality. Pharmacological treatments have not been satisfactory because of side effects and interactions with anti-parkinsonian drugs. While studies have shown that regular exercise improves sleep quality in normal aging, there is no definitive evidence in PD.

Methods In a retrospective study, we determined whether an intense physical and multidisciplinary exercise program improves sleep quality in a large group of patients with PD.

We analyzed the scores of PD Sleep Scale (PDSS), which was administered twice, 28 days apart, …


Human Anatomy And Physiology Preparatory Course (1st Edition), Carlos Liachovitzky Jan 2015

Human Anatomy And Physiology Preparatory Course (1st Edition), Carlos Liachovitzky

Open Educational Resources

The overall purpose of this preparatory course textbook is to help students familiarize with some terms and some basic concepts they will find later in the Human Anatomy and Physiology I course.

The organization and functioning of the human organism generally is discussed in terms of different levels of increasing complexity, from the smallest building blocks to the entire body. This Anatomy and Physiology preparatory course covers the foundations on the chemical level, and a basic introduction to cellular level, organ level, and organ system levels. There is also an introduction to homeostasis at the beginning.