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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
41

Extraction, Purification and Evaluation of PRMT5-Inhibitory Phytochemical Compounds for the Treatment of Prostate Adenocarcinoma

Richmond, Oliver H., III 20 May 2019 (has links)
The development and advancement of prostate cancer is supported by a plethora of genetic and proteomic abnormalities, including events of post-translational modifications. The protein arginine methyltransferase 5 (PRMT5) enzyme regulates epigenetic events of histone modifications and protein post-translational modifications within protein signaling pathways. PRMT5 functions by catalyzing the symmetric dimethylation of terminal arginine residues on target protein substrates. Under abnormal conditions of overexpression and upregulation, PRMT5 methyltransferase activity constitutively drives the growth and proliferation of dysregulated cells. Overexpression or upregulation of PRMT5 correlates with disease progression as observed among numerous cancer types, including breast, colorectal, leukemia, lung, melanoma and prostate cancers. We demonstrated previously that PRMT5 knockdowns attenuated both growth and proliferation of lung and prostatic tumors, in vitro and in vivo. Plants naturally produce chemical toxins as mechanisms of defense against microbial and other biological threats. Human exploitation, consumption and application of agents isolated from plants for therapeutic intervention dates back throughout the millennia. In this study, we extracted, purified and evaluated natural, small, chemical compounds from plant products that antagonize PRMT5 activity in prostate cancer cells. We found that crude and purified extracts of Dendrobium aurantiacum var. denneanum (D. denneanum) plants attenuated prostate tumor growth and proliferation by selective inhibition of PRMT5 methyltransferase activity. These findings establish the first set of natural PRMT5-specific inhibitors reported.
42

Complementary and alternative medicine (CAM) providers' views of chronic low back pain patients' expectations of CAM therapies: a qualitative study

Schafer, Lisa, Hsu, Clarissa, Eaves, Emery, Ritenbaugh, Cheryl, Turner, Judith, Cherkin, Daniel, Sims, Colette, Sherman, Karen January 2012 (has links)
BACKGROUND:Some researchers think that patients with higher expectations for CAM therapies experience better outcomes and that enthusiastic providers can enhance treatment outcomes. This is in contrast to evidence suggesting conventional medical providers often reorient patient expectations to better match what providers believe to be realistic. However, there is a paucity of research on CAM providers' views of their patients' expectations regarding CAM therapy and the role of these expectations in patient outcomes.METHODS:To better understand how CAM providers view and respond to their patients' expectations of a particular therapy, we conducted 32 semi-structured, qualitative interviews with acupuncturists, chiropractors, massage therapists and yoga instructors identified through convenience sampling. Interviews were recorded, transcribed and analyzed thematically using Atlas ti version 6.1.RESULTS:CAM providers reported that they attempt to ensure that their patients' expectations are realistic. Providers indicated they manage their patients' expectations in a number of domains-- roles and responsibilities of providers and patients, treatment outcomes, timeframe for improvement, and treatment experience. Providers reported that patients' expectations change over time and that they need to continually manage these expectations to enhance patient engagement and satisfaction with treatment.CONCLUSIONS:Providers of four types of CAM therapies viewed patients' expectations as an important component of their experiences with CAM therapy and indicated that they try to align patient expectations with reality. These findings suggest that CAM providers are similar in this respect to conventional medical providers.
43

The Efficacy of Biofeedback and Its Use Towards ADHD

Bieganski, Darius Witold 01 January 2017 (has links)
Attention deficit hyperactivity disorder (ADHD) is a psychopathology commonly characterized by general inattentiveness and/or a lack of impulse control resulting in hyperactive tendencies. ADHD is estimated to cost the United States roughly $266 billion every year. ADHD is currently treated via medications, cognitive behavioral therapy, or more recently, neurofeedback. Neurofeedback – and biofeedback in general – is the process of providing a patient with information about autonomic bodily functions so that they may control said autonomic function. In the case of ADHD, neurofeedback focuses on reinforcing the behaviors and sensations associated with attentiveness. Currently however, neurofeedback systems are large and require a patient to travel to a clinic. Furthermore, the current offering of portable neuro/biofeedback devices do not have the technological capabilities to provide effective neurofeedback therapy. Current wearable tech devices – such as the Apple Watch and Samsung Gear – possess the technological capabilities to measure important bodily functions, and provide appropriate biofeedback therapy while remaining discrete and most importantly, portable.
44

Childhood Vaccine Perceptions and Practices Among Naturopathic Physicians

Whitman, Katherine Bloom 01 January 2016 (has links)
Purpose: Parental decisions to vaccinate their children may be impacted by the advice of health care providers practicing complementary and alternative medicine (CAM). Available literature suggests an association between vaccine delay or refusal and CAM use, decreased vaccination status of naturopathic patients, and increased vaccine hesitancy among naturopathic students. Some naturopathic physicians state that their approach towards discussions about childhood vaccinations may support families in choosing partial vaccination over complete refusal, ultimately contributing to an overall increase in vaccinations. Methods: Using a modified Health Belief Model as a theoretical framework, this online survey of naturopathic physicians assessed childhood vaccine-related perceptions and practices. The survey instrument was developed through an iterative process using surveys from previous research, adapted by expert opinion and input from focus group participants. Results: Surveys were completed between October and November 2014 by 145 naturopathic physicians (response rate 28.7%) licensed and practicing in Vermont or Oregon State. The vast majority of respondents (93%) discuss childhood vaccines with their patients, and discussions may include numerous topics focused on assessing individualized risk factors and providing information to parents. Most (70%) assist parents in creating a customized vaccine schedule for their children, which may delay the start of vaccination until a later age, give select vaccines only, and/or spread out the vaccine schedule (as compared to the CDC-ACIP recommended schedule). Vaccine-specific safety concerns are highly prevalent (67%), vary by vaccine, and include concerns regarding vaccine schedule, necessity, risk for potential adverse effects, and safety of vaccine ingredients. The majority of respondents use a variety of approaches intended to reduce adverse effects of vaccination (91%) and to make childhood vaccination safer and more effective (93%). Finally, most respondents are in agreement with each other on key vaccination beliefs underscoring both concerns and the importance of childhood vaccinations. Conclusions: Results highlight an individualized approach towards childhood vaccinations by naturopathic physicians, often including a customized schedule and in-depth conversations with parents. The impact of this approach on parental vaccine choice and public health remains unknown. Results may promote further understanding of the various therapeutic recommendations and safety concerns regarding childhood vaccinations held by naturopathic physicians and can potentially foster more effective communication among all healthcare providers on this important public health issue.
45

Perceptions of Acupuncture and Acupressure by Anesthesia Providers

Faircloth, Amanda 01 January 2014 (has links)
BACKGROUND: Randomized controlled trials show acupuncture and acupressure support anesthesia management by decreasing anxiety, opioid requirements and treating post-operative nausea and vomiting. Acupuncture and acupressure have demonstrated clinical usefulness and received governmental support (NIH, PPACA, WHO, U.S. Military), but have not yet diffused into mainstream anesthesia practice. This study examined US anesthesia providers' perceptions of acupuncture and acupressure. METHODS: Ninety-six anesthesiology departments stratified by geographic region (Northeast, South, West, and Midwest) and institution type (university medical centers, community hospitals, children’s hospitals, and VA hospitals) were selected for participation in an anonymous, online survey. The target sample was 1,728 providers of which N = 292 (54% anesthesiologists, 44% CRNAs, 2% AAs) responded yielding an overall 17% response rate. RESULTS: Spearman’s correlation coefficient revealed a statistically significant correlation between acupuncture and geographic region, with the West having the highest predisposition toward acupuncture use (rs = 0.159, p = 0.007). Females are more likely to use acupuncture than men (rs = -.188, p = 0.002). Age yielded a moderate effect size with providers between the ages of 31-50 years old experiencing the best outcomes administering acupuncture (rs = 0.65, 95% CI = 2.79, 3.06). A strong effect size exists between acupuncture and country of pre-anesthesia training (rs = 1.00, 95% CI = 1.08, 1.16). Some providers have used acupuncture (27%) and acupressure (18%) with positive outcomes, however the majority of providers have not used these modalities, but would consider using them (54%, SD = 1.44 acupuncture; 60%, SD = 1.32 acupressure). Seventy-six percent of respondents would like acupuncture education and 74% would like acupressure education (SD = 0.43, SD = 0.44, respectively). Lack of scientific evidence (79%, SD = 0.73) and unavailability of credentialed providers (71%, SD = 0.92) were the primary barriers. CONCLUSIONS: While most U.S. anesthesia providers have not used these modalities, they still report a favorable perception of acupuncture/acupressure’s role as part of an anesthetic and the majority of providers express an interest in receiving education. This study adds to the body of acupuncture and acupressure research by providing insight into anesthesia providers’ perceptions of these alternative medicine modalities.
46

Curriculum Change: Implementation of Complementary and Alternative Medicine (CAM)

Verhovsek, Ester L. 01 October 2009 (has links)
No description available.
47

The Soldier 360°Orgram: Strengthening Combat-Exposed, Noncommisioned U.S. Army Officers' Interpersonal Sensitivity

Harper, Anne 01 January 2017 (has links)
Interpersonal sensitivity is a foundational component of interpersonal relationships. It encompasses an individual's self-concept and self-identity, which are formed as the individual develops. An individual's self-concept develops from the norms and mores of his or her society. Soldiers in the U.S. Army have been trained to form a repurposed self to engage in combat and work in combat-focused jobs. The consequence of this training in many cases has been diminished interpersonal sensitivity that has been detrimental to their interpersonal relationships. The Soldier 360° course is a comprehensive treatment program that takes a holistic approach to providing soldiers with self-empowering tools designed to create healing and wellness from the inside out for the individual and for his or her relationships. Deidentified data obtained from Soldier 360° participant scores on the Symptoms Checklist-90-Revised and the Quality of Life Inventory were measured using repeated-measures analysis of variance to examine the effect, if any, of the Soldier 360° program on soldiers' interpersonal sensitivity and overall quality of life. Furthermore, changes based on marital status, parental status, and gender were examined. The findings of this quantitative analysis indicated that there is improvement in the interpersonal sensitivity of participants in the Soldier 360° program; however, no significant effect was found in the categorical examinations. This research contributes to positive social change by expanding knowledge researchers, practitioners, and soldiers themselves can use to help soldiers reclaim their lives, maintain successful relationships, and reduce incidence of suicide.
48

Equine Assisted Activities and Therapies: The Measuring of Equine Temperament

Helmbrecht Howard, Thecla M. 01 January 2016 (has links)
The field of equine assisted activities and therapies (EAAT) is growing in popularity as an alternative healing approach. However, there is a paucity of peer-reviewed research on the horses who serve as equal partners in EAAT. The purpose of this quantitative study was to discover the impact of equine-facilitated therapeutic activities on the temperament of horses, and to determine how to select a better human-to-horse therapeutic match when providing EAAT services. The theoretical framework for this research drew from Romanes' theory of animal intelligence, which predicts that temperament would change as a result of prolonged participation in specific work (EAAT in this case) that would cause the horse to reflect its associate's temperament. The study explored whether horses used in EAAT programs exhibit unique traits, whether the use of horses in an equine-human development program with clients diagnosed with health disorders affects the temperament of the horses over time, and whether a relationship exists between EAAT horses and positive therapeutic outcomes for clients. Sixty-four horse handlers in EAAT and 75 in control programs completed the Horse Personality Questionnaire (HPQ) designed to assess horse temperament. Temperament traits were then compared between EAAT and control horses, for horses participating at EAAT programs for different durations of time, and for horses that were more effective in treatment. Significant differences in temperament traits were present between horses in EAAT and control programs, as revealed by t-tests. The results identified traits of the most effective EAAT horses. This study contributes to social change by providing EAAT with a comprehensive horse temperament assessment that can inform efforts to unify and extend the field.
49

Prevalence and Predictors of Complementary and Alternative Medicine Use among Lebanese College students

Jizi, Lama 01 January 2016 (has links)
In Lebanon, estimates of Complementary and Alternative Medicine (CAM) use among college students are not available. CAM practices are not well regulated and some products contain unsafe substances. The purpose of this study was to estimate the prevalence and predictors of CAM use among Lebanese college students using the health belief model. A quantitative cross sectional research design was used. An online survey was administered to 126 Lebanese college students with the aim of determining the most important predictors of CAM use. A majority (89%) of surveyed students reported the use of CAM in the last 12 months. Based on the findings of a multiple logistic regression analysis, perceived susceptibility (OR = 1.781), perceived barriers (OR =.809), and cues to action (OR = 1.650), 95% CIs [1.185, 2.678], [.658, .995], [1.049, 1.821], respectively, significantly predicted CAM use. Results indicate that people who perceive themselves more susceptible to diseases, who do not perceive barriers to CAM use, and who follow more cues to action are more likely to use CAM than others. These factors provide pathways for facilitating positive social change by developing stricter governmental policies to ensure consumer safety and to promote high quality products, and by driving the development of public awareness interventions about CAM use and related health risks.
50

Attitudes Toward Non-Scientific Medicine in Southern Appalachia

Dec, John 01 May 1971 (has links)
This thesis will focus on what Mechanic terms "cultural and social aspects of medical care"; more specifically, it is the layman's evaluation of medical practitioners and practices. Medical practices are defined as the behavior directed toward maintenance or improvement of health while medical orientation designates the cognitive and affective attitudes toward health care.

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