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Articles 31 - 39 of 39

Full-Text Articles in Analytical, Diagnostic and Therapeutic Techniques and Equipment

Pathogenic Role Of Phosphodiesterase 4 (Pde4) In The Development Of Alcohol Induced Hepatic Steatosis., Diana Veronica Avila Dec 2014

Pathogenic Role Of Phosphodiesterase 4 (Pde4) In The Development Of Alcohol Induced Hepatic Steatosis., Diana Veronica Avila

Electronic Theses and Dissertations

Alcohol induced hepatic steatosis is a significant risk factor for progressive liver disease. Steatotic hepatocytes have increased sensitivity to injury produced by inflammatory cytokines, particularly TNF. Cyclic adenosine monophosphate (cAMP) has been shown to play a significant role in the regulation of both TNF production and lipid metabolism. However, the role of altered cAMP homeostasis in alcohol mediated hepatic steatosis and injury has not been studied. cAMP levels are tightly regulated by phosphodiesterase family of enzymes. Our recent work demonstrated that increased expression of hepatic PDE4, which specifically hydrolyzes and decreases cAMP levels, plays a pathogenic role in the development …


Self-Regulation Theory And Self-Monitoring Of Blood Glucose Behavior In Type 2 Diabetes Mellitus., Jennifer E. F. Ward Dec 2014

Self-Regulation Theory And Self-Monitoring Of Blood Glucose Behavior In Type 2 Diabetes Mellitus., Jennifer E. F. Ward

Electronic Theses and Dissertations

The present study examined self-monitoring of blood glucose (SMBG) as part of a selfregulatory process of health decision-making using the Self-Regulation Model of illness perceptions, or Common Sense Model. Participants were N=185 individuals with type 2 diabetes from a specialty diabetes clinic prescribed subcutaneous insulin or other injectable diabetes medication at least daily. Collected information included both medical chart data and self-report questionnaires completed prior receiving lab results. Self-care burden was generally high; the modal prescribed times per day of injecting insulin was 4 with modal SMBG recommendations of 3-4 times per day. Participants reported high adherence to prescribed medication …


Strategies Used By Hospitals In A Southeastern State To Reduce Catheter Associated Urinary Tract Infections: Comparing The Outcomes By Hospital Structure And Processes, Furnell Rife Dec 2012

Strategies Used By Hospitals In A Southeastern State To Reduce Catheter Associated Urinary Tract Infections: Comparing The Outcomes By Hospital Structure And Processes, Furnell Rife

Electronic Theses and Dissertations

Catheter-Associated Urinary Tract Infections are considered a clinical indicator of quality of care. A descriptive research study was conducted to identify the strategies used by hospitals to reduce or eliminate CAUTIs. Infection Control Preventionists were surveyed. In a predominately rural southeastern state, this study demonstrated that about 40% of hospitals surveyed are implementing CAUTI prevention processes.


Rapid Detection Of Streptococcus Mutans In Saliva, Catherine E. Holtman Aug 2012

Rapid Detection Of Streptococcus Mutans In Saliva, Catherine E. Holtman

Electronic Theses and Dissertations

Documentation exists that mothers can pass the cariogenic bacteria Streptococcus mutans to their infants. The newest technology to identify Streptococcus mutans is a rapid detection saliva test. Two hundred patients above the age of 18 were targeted using random selection in a Louisville, Kentucky dental office. Patients signed an informed consent form and were given a qualifying questionnaire. Patients received 2 bitewing x-rays and a charted DMFT index and were administered the saliva test. While the null hypothesis was rejected using the chi square test, the results were inconclusive due to expected values. However, other chi square results revealed that …


A Consensus Model For Electroencephalogram Data Via The S-Transform, Andrew Coady Young May 2012

A Consensus Model For Electroencephalogram Data Via The S-Transform, Andrew Coady Young

Electronic Theses and Dissertations

A consensus model combines statistical methods with signal processing to create a better picture of the family of related signals. In this thesis, we will consider 32 signals produced by a single electroencephalogram (EEG) recording session. The consensus model will be produced by using the S-Transform of the individual signals and then normalized to unit energy. A bootstrapping process is used to produce a consensus spectrum. This leads to the consensus model via the inverse S-Transform of the consensus spectrum. The method will be applied to both a control and experimental EEG to show how the results can be used …


The Effect Of Sternocleidomastoid Muscle Activation Pattern And Feedback Condition On The Vestibular Evoked Myogenic Potential., Mary Jo Davenport Dec 2010

The Effect Of Sternocleidomastoid Muscle Activation Pattern And Feedback Condition On The Vestibular Evoked Myogenic Potential., Mary Jo Davenport

Electronic Theses and Dissertations

The vestibular evoked myogenic potential (VEMP) has been shown to be clinically useful in providing diagnostic information regarding the function of the otolith receptors, inferior vestibular nerve, and vestibulospinal pathways. The VEMP is a biphasic response elicited by loud clicks or tone bursts and recorded from the tonically contracted sternocleidomastoid (SCM) muscle. Because the VEMP is an inhibitory response, it is important to investigate stimulus and parameter characteristics in order to determine the optimal test protocol and maximize clinical usefulness. The aims of this study were 1) to evaluate the effects of 4 different methods of SCM muscle activation and …


Reliability Generalization Of The Alcohol Use Disorders Identification Test., Chandni Patel Aug 2008

Reliability Generalization Of The Alcohol Use Disorders Identification Test., Chandni Patel

Electronic Theses and Dissertations

The Alcohol Use Disorder Identification Test (AUDIT) is a brief screening instrument for assessing alcohol use problems among adults. This instrument is widely used and continued evaluation of its psychometric performance is needed. Reliability and validity are the primary psychometric characteristics of interest when evaluating psychological instruments. The focus of the present study is on reliability, which reflects the consistency or repeatability of the scores produced by a given instrument. Using meta-analytic methods, results showed that approximately 65% of previously published studies using the AUDIT did not appropriately report reliability estimates. Among the remaining studies, weighted reliability estimate centered on …


Light Image Therapy In The Health Care Environment., Anna Rae Dutro Dec 2007

Light Image Therapy In The Health Care Environment., Anna Rae Dutro

Electronic Theses and Dissertations

Use of positive distraction in the built healthcare environment to assist in alleviating stress in a patient was investigated. A backlit light image was mounted in the ceiling of an examination room to create a positive distraction for patients in the ETSU Pediatric Clinic in Johnson City, TN. Survey instruments were used to collect sample data from patients and physicians in a randomized, balanced controlled study designed to determine if patients experienced less stress in the room with the backlit image as compared to other rooms (treatments). Although a statistical difference was not determined between the room with the backlit …


The Development Of The Self-Injury Self-Report Measure., Sonia Lorraine Coney Aug 2007

The Development Of The Self-Injury Self-Report Measure., Sonia Lorraine Coney

Electronic Theses and Dissertations

Despite the amount of research that has been conducted on self-injury there is a lack of empirically validated instruments with which to measure self-injurious behavior. The present study developed a measure to examine self-injury and the associated features. Undergraduate students (n = 184) were administered a set of surveys to assess demographics, self-injurious behavior, suicidal ideation, Axis I and Axis II disorders, and impulsivity. Results indicated that a reliable measure, able to assess the extent of self-injury as well as associated features, was developed. Such a measure will enable clinicians to better assess self-injury and enable researchers to more fully …