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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.
131

The effects of Hypericum perforatum with Vitex agnus-catus in the treatment of menopausal symptoms

van Die, Margaret Diana, diana.vandie@rmit.edu.au January 2009 (has links)
Background: Interest in alternatives to hormone therapy (HT) for menopausal symptoms increased following its association with serious health risks. In terms of phytotherapeutic interventions, while traditional use supports a range of herbs for treating menopausal symptoms, evidence from rigorous scientific trials is limited, and has largely focused on the phytoestrogenic plants. Because of some safety concerns over long-term use of isoflavones, the present study focused on two non-estrogenic herbs, Hypericum perforatum and Vitex agnus-castus, also employed in this context in the Anglo-American and European traditions. Both herbs have shown effectiveness for the alleviation of symptoms of premenstrual syndrome (PMS), which is reported to be more severe during the perimenopause, and may account for many of the so-called 'menopausal symptoms' at this time. Research on menopausal vasomotor symptoms is prone to substantial placebo responses. There has been much interest in increasing our understanding of the placebo response with a view to controlling it in clinical research and harnessing it in clinical practice. Methods & Results: A double-blind, randomised controlled trial (RCT), with a 16-week treatment phase, was conducted on 100 late-perimenopause and early postmenopause women. The herbal combination (Hypericum and Vitex) was not found to be superior to placebo for any of the endpoints - daily weighted flushing scores, overall menopausal symptoms (on the Greene Climacteric Scale) and depression (on the Hamilton Depression Inventory). However, significant improvements across the treatment phase were observed in both arms for all of these outcome measures. No significant change was found for either group on the Utian quality of life scale. The effects of the herbal combination were also examined on PMS-like symptoms in the small sub-population of late-perimenopausal women, and found to be superior to placebo for total PMS-like symptoms and the sub-clusters, PMS-D (depression) and PMS-C (cravings). The active treatment group also showed significant improvements on PMS-A (anxiety) and PMS-H (hydration), although these effects were not superior to placebo. Predictors of the placebo response were investigated and found to include study-entry anxiety for the outcome measures of flushing, depression and overall menopausal symptoms, and improvement during non-treatment run-in for depression and overall symptoms. Because no difference had been found between 'active' and placebo groups in the menopause RCT, it was hypothesised that the same predictors would predict the response to the study treatment. However, low anxiety was significantly associated with improvement in this group. None of the other variables that predicted the placebo response was relevant to the study treatment response. This finding is discussed with reference to the possibility that 'drug' effects and placebo effects are not necessarily additive, and that the same magnitude of effect in both arms might not necessarily imply activity via the same pathways. Conclusions: This research contributes to the growing body of scientific knowledge about evidence-based complementary therapies that informs the community, health-care providers and regulatory authorities. The findings may facilitate identification of potential placebo responders in future research. The need for more research in the area of mechanisms of placebo versus active responses is supported.
132

Challenge, tension and possibility: an exploration into contemporary western herbal medicine in Australia

Evans, Sue Unknown Date (has links)
This thesis is about the contemporary challenges facing herbal medicine. Specifically it concerns the difficulties faced by Australian herbalists in their attempts to maintain authority over the knowledge base of their craft and a connection with traditional understandings of the uses of plant medicines, while at the same time engaging with biomedicine and the broader Australian healthcare system. It contributes to the study of the nascent field of qualitative studies in contemporary western herbal medicine by making three main arguments.Firstly, Australian herbal medicine is characterised by its origins as a European colonial practice and its history of professional marginalisation during most of the 20th century. Secondly herbal practitioners have been unable to capitalise significantly on a surge of public popularity in the closing years of the 20th century which brought with it the interest of industry, the scrutiny of regulators and the renewed attention of biomedicine. Herbalists continue to struggle for recognition in the face of these more powerful interests. Thirdly it is argued that herbalists are attempting to gain legitimacy and acceptance as a healthcare profession through a process of underpinning their knowledge base with science, which is replacing their traditional philosophical basis. This has the effect of weakening the ability of herbalists to maintain their identity as an independent profession and makes its knowledge base vulnerable to appropriation by other healthcare professions.Gross’ model of the cultural location of traditions in contemporary societies is used to clarify the situation of herbalists and to identify problems consequent to the political choices they have made or which have been forced upon them. Gross suggests that traditions which place themselves close to power have difficulty in maintaining their own character and integrity, but that other cultural locations are also problematic and limit full participation in society. vi It is argued that there are compelling reasons to move beyond Gross’ analysis and to find ways to strengthen the independence of the herbal profession. Given the financial problems facing the current healthcare system in Australia and the looming ecological challenges, radical changes to the current system are required. The central concepts of herbal practice, in particular vitalism and holism, lead to approaches to healthcare which are potentially both costeffective and ecologically sustainable. A robust and independent profession of western herbalists, with their philosophy articulated and restored, could provide a valuable and sustainable contribution to Australian healthcare.
133

A search for biologically active compounds in Acacia (Mimosaceae) species

Wickens, Kristen M. January 1900 (has links)
Thesis (Masters of Science)--Curtin University of Technology, 2003. / Title from PDF t.p. (viewed Mar. 3, 2007). "November 2003." Includes bibliographical references.
134

Cranberry juice and urinary tract infections /

Jensen, Heidi Dorte. January 2004 (has links)
Ph.D.
135

Augalinių preparatų rinka Lietuvoje / Market of herbal preparations in Lithuania

Steponavičiūtė-Pučinskienė, Laima 15 June 2006 (has links)
According to data of research company „IMS Health“ the pharmacy market in Lithuania increases year by year, and sales of non-prescribed medicine increase significantly. A part of those sales is comprised of herbal medicine preparations. Analysis of competitive environment, analysis of available preparations portfolio and possibilities of the company‘s development are compulsory seeking to stay competitive. During the last years we observed an increasing interest of consumers in herbal medicine preparations, therefore, the topic chosen is relevant for the Master‘s Degree thesis. Aim of the study: to evaluate possibilities of development of „Bionorica AG“ company on Lithuanian market. Objectives: Review of market of herbal preparations, evaluation of external environment, analysis of portfolio of the company‘s preparations, possibilities and analysis of the company‘s development on the market. Methods – model of M. Porter, with the help of which competitive analysis was performed. Survey of drugstores. Questionnaire data of surveys were entered, processed and analyzed with the use of statistics data analysis program SPSS. Analysis of the products‘ portfolio was performed with the use of matrix model of Boston consulting group (BCG). Possibilities of the company‘s development are analyzed in the paper with the use of forecasting method - trend model. Results: Many large companies, which follow each others‘ actions in order to know the means that are necesary to be assumed... [to full text]
136

Challenge, tension and possibility: an exploration into contemporary western herbal medicine in Australia

Evans, Sue Unknown Date (has links)
This thesis is about the contemporary challenges facing herbal medicine. Specifically it concerns the difficulties faced by Australian herbalists in their attempts to maintain authority over the knowledge base of their craft and a connection with traditional understandings of the uses of plant medicines, while at the same time engaging with biomedicine and the broader Australian healthcare system. It contributes to the study of the nascent field of qualitative studies in contemporary western herbal medicine by making three main arguments.Firstly, Australian herbal medicine is characterised by its origins as a European colonial practice and its history of professional marginalisation during most of the 20th century. Secondly herbal practitioners have been unable to capitalise significantly on a surge of public popularity in the closing years of the 20th century which brought with it the interest of industry, the scrutiny of regulators and the renewed attention of biomedicine. Herbalists continue to struggle for recognition in the face of these more powerful interests. Thirdly it is argued that herbalists are attempting to gain legitimacy and acceptance as a healthcare profession through a process of underpinning their knowledge base with science, which is replacing their traditional philosophical basis. This has the effect of weakening the ability of herbalists to maintain their identity as an independent profession and makes its knowledge base vulnerable to appropriation by other healthcare professions.Gross’ model of the cultural location of traditions in contemporary societies is used to clarify the situation of herbalists and to identify problems consequent to the political choices they have made or which have been forced upon them. Gross suggests that traditions which place themselves close to power have difficulty in maintaining their own character and integrity, but that other cultural locations are also problematic and limit full participation in society. vi It is argued that there are compelling reasons to move beyond Gross’ analysis and to find ways to strengthen the independence of the herbal profession. Given the financial problems facing the current healthcare system in Australia and the looming ecological challenges, radical changes to the current system are required. The central concepts of herbal practice, in particular vitalism and holism, lead to approaches to healthcare which are potentially both costeffective and ecologically sustainable. A robust and independent profession of western herbalists, with their philosophy articulated and restored, could provide a valuable and sustainable contribution to Australian healthcare.
137

Challenge, tension and possibility: an exploration into contemporary western herbal medicine in Australia

Evans, Sue Unknown Date (has links)
This thesis is about the contemporary challenges facing herbal medicine. Specifically it concerns the difficulties faced by Australian herbalists in their attempts to maintain authority over the knowledge base of their craft and a connection with traditional understandings of the uses of plant medicines, while at the same time engaging with biomedicine and the broader Australian healthcare system. It contributes to the study of the nascent field of qualitative studies in contemporary western herbal medicine by making three main arguments.Firstly, Australian herbal medicine is characterised by its origins as a European colonial practice and its history of professional marginalisation during most of the 20th century. Secondly herbal practitioners have been unable to capitalise significantly on a surge of public popularity in the closing years of the 20th century which brought with it the interest of industry, the scrutiny of regulators and the renewed attention of biomedicine. Herbalists continue to struggle for recognition in the face of these more powerful interests. Thirdly it is argued that herbalists are attempting to gain legitimacy and acceptance as a healthcare profession through a process of underpinning their knowledge base with science, which is replacing their traditional philosophical basis. This has the effect of weakening the ability of herbalists to maintain their identity as an independent profession and makes its knowledge base vulnerable to appropriation by other healthcare professions.Gross’ model of the cultural location of traditions in contemporary societies is used to clarify the situation of herbalists and to identify problems consequent to the political choices they have made or which have been forced upon them. Gross suggests that traditions which place themselves close to power have difficulty in maintaining their own character and integrity, but that other cultural locations are also problematic and limit full participation in society. vi It is argued that there are compelling reasons to move beyond Gross’ analysis and to find ways to strengthen the independence of the herbal profession. Given the financial problems facing the current healthcare system in Australia and the looming ecological challenges, radical changes to the current system are required. The central concepts of herbal practice, in particular vitalism and holism, lead to approaches to healthcare which are potentially both costeffective and ecologically sustainable. A robust and independent profession of western herbalists, with their philosophy articulated and restored, could provide a valuable and sustainable contribution to Australian healthcare.
138

Defining the mechanism of action of silibinin as an anti-cancer and cancer chemopreventive agent /

Roy, Srirupa, January 2008 (has links)
Thesis (Ph.D. in Toxicology) -- University of Colorado Denver, 2008. / Typescript. Includes bibliographical references (leaves 144-170). Free to UCD Anschutz Medical Campus. Online version available via ProQuest Digital Dissertations;
139

Mandragora eine Arzneipflanze in Antike, Mittelalter und Neuzeit /

Wittlin, Dorit, January 1999 (has links)
Thesis (doctoral)--Universität Basel, 1999. / Includes bibliographical references and index.
140

An inaugural dissertation on the Magnolia glauca, or common white laurel-tree : submitted to the examination of the Rev'd. John Ewing ..., the Trustees and medical professors, of the University of Pennsylvania, on the 27th day of May, 1802, for the degree of Doctor of Medicine /

Price, Thomas D. Humphreys, James, January 1802 (has links)
Thesis - University of Pennsylvania. / Error in pagination: p. 16 is misnumbered 15. Film 633 reel 76 is part of Research Publications Early American Medical Imprints collection (RP reel 76, no. 1564). DNLM Includes bibliographical references.

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