1,174 research outputs found
Associations of amphibians with environmental covariates and estimation of the prevalence of the pathogen Batrachochytrium dendrobatidis in north-central Iowa wetlands
Contaminants, habitat degradation, and the pathogen Batrachochytrium dendrobatidis (Bd) are among suspected culprits for worldwide amphibian declines, however; little field research has been done to examine these factors in the Midwestern US. In 2006 I conducted amphibian surveys at 29 wetlands in north-central Iowa, a region dominated by intensive row crop agriculture. I utilized three survey techniques to document amphibians and used the information-theoretic approach to choose models that best estimated relationships between successful reproduction and species richness, and the parameters: pesticides, nutrients, wetland density, proportion cropland in the landscape, and fish. I collected swab samples from Rana pipiens and tested them for the presence of Bd. Alachlor, phosphate, and fish were negatively associated with successful reproduction of Rana pipiens and alachlor and fish were negatively associated with reproductive success of Pseudacris triseriata. Fish were negatively associated with anuran species richness. I detected Bd on samples from 23% of sites
Application and Influence of Technology on Medication Adherence in Adults with Heart Failure: An Integrative Literature Review
Abstract
Background: Heart failure is a progressive disease that presents itself through multiple debilitating symptoms. Being there is no cure, symptom management and prevention through a tailored polypharmaceutical regimen is key to keeping these patients out of the hospital and improving their quality of life. Considering as of 2014, 6 million Americans are living with heart failure, it is crucial to implement interventions to promote medication adherence. Emerging technologies can provide patients the opportunity to remotely monitor their self-care and better adhere to their drug regimens.
Objectives: The aim of this study was to identify forms of technology available to adults living with heart failure to adhere to prescribed medication regimens and to explore the efficacy of these technologies on improving medication adherence.
Methods: An integrative literature review was conducted to include recent, peer-reviewed, and primary sources meeting defined inclusion and exclusion criteria. Data synthesis and analysis was completed to identify common themes in the literature.
Results: Seven studies were examined to reveal eight sources of technology applying either reminder systems, event monitoring systems, or video phone systems. These technologies utilized either novel devices, smartphone applications, or at-home equipment to carry out interventions and test efficacy.
Conclusions: Event monitoring systems were found to be the most efficient in promoting medication adherence in adults with heart failure. These findings reveal more research needs to be conducted using event monitoring systems, behavioral theory-based interventions, larger sample sizes, and potential barriers to medication adherence in this population.
Keywords: heart failure, medication, adherence, compliance, technolog
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The Role of the Ubiquitination–Proteasome Pathway in Breast Cancer: Use of Mouse Models for Analyzing Ubiquitination Processes
Turnover of several regulatory proteins results from targeted destruction via ubiquitination and subsequent degradation through the proteosome. The timely and irreversible degradation of critical regulators is essential for normal cellular function. The precise biochemical mechanisms that are involved in protein turnover by ubiquitin-mediated degradation have been elucidated using in vitro assays and cell culture systems. However, pathways that lead to ubiquitination of critical regulatory proteins in vivo are more complex, and have both temporal and tissue-specific differences. In vivo models will allow identification of substrates and enzymes of the ubiquitin–proteosome pathway that play important roles in selected tissues and diseases. In addition, assessment of the therapeutic efficacy of drugs designed to inhibit or enhance protein turnover by ubiquitination requires in vivo models. In the present review we describe selected examples of transgenic and knockout models of proteins that are known either to be regulated by ubiquitin-mediated degradation or to have a catalytic function in this process, and to play an important role in breast cancer. We outline the functions of these proteins in vivo and focus on knowledge gained in the comparison of in vivo behavior predicted from cell-free in vitro data or from experiments conducted in cell culture systems
Monolithic PneuNets Soft Actuators for Robotic Rehabilitation: Methodologies for Design, Production and Characterization
Soft-robotics for biomedical applications, such as rehabilitation robots, is a field of intense research activity. Different actuation solutions have been proposed in the last decades, involving study and development of soft actuators of different types and materials. The purpose of the paper is to present procedures for an optimized design, and for easy and low cost production and characterization of monolithic PneuNets soft-actuators. An innovative design approach has been developed. The parameterization of the geometry, combined with FEM simulations is the basis for an optimized design of the actuator, as a function of the obtained bending and of the generated forces. Simple and cheap characterization setup and procedures have been identified for the actuator characterization and for simulation results validation. An easy and low-cost fabrication method based on lost wax core obtained through a silicone based mold has been developed for a monolithic PneuNets soft-actuator. The proposed solution performs well in bending, without the need for a strain limiting layer. Experimental results validated simulations, confirming the feasibility of adopting an optimized simulation-based design approach
Laboratory aid to the diagnosis and therapy of infection in the neonate
Despite the advances in perinatal and neonatal care and use of newer potent antibiotics, the incidence of neonatal sepsis remains high and the outcome is still severe. For years, investigators have sought a test or panel of tests able to identify septic neonates accurately and rapidly in order to obtain an early diagnosis and develop a specific effective treatment for a successful outcome. In addition to the standard procedures (blood, CSF, and urine cultures), such panels have included a combination of haematological investigations (total, differential and immature cell counts), and levels of acute-phase reactants (principally CRP and procalcitonin), and cytokines (such as IL-6 or neutrophil CD64). Furthermore, the science of proteomics and genomics has been applied to the search for bio-markers, production of protein profiles and genetic polymorphisms that can rapidly help the prediction, early diagnosis, and treatment of human diseases, but, for now, data are as yet insufficient to confirm their validity
Exploring Responsible Tourism in Upper Myanmar
The concept of “responsible tourism”, which has spread rapidly in recent years, evokes conscious tourist behavior so as to minimize negative impacts on destinations, from an environmental, economic and cultural point of view. While intuitively comprehensible, the concept is not easy to operationalize in empirical studies. Facing this difficulty, our contribution illustrates an attempt to operatively define the concept within the framework of the development of a sustainable destination plan for the Ancient Cities of Upper Myanmar (ACUM). The paper describes the index adopted to survey and measure responsible attitudes among tourists and the main results of the research.
Good Media Mix Strategies for Bad Times: Sequencing Optimizes
This paper summarizes an experiment which compares three commonly used marketing elements: advertising, Internet websites, and publicity. These elements are rated on two dependent variables: message acceptance (credibility and message strength), and message response (attitude and purchase intent). Direct effects of each variable are examined. Sequencing effects are also examined to see if it matters in what order potential customers encounter the marketing message. Results indicate that a website, used alone, can make a significant difference in message strength. However, to impact purchase intent, a multimedia campaign is necessary. The current study extends the authors’ 2005 research comparing only advertising and publicity on the same variables. The publicity-lead sequence in both studies produced some of the strongest results on the purchase intent variable. Advertising-only was not significant for any variable in either study but was significantly present in sequencing effects. Applications for marketing professionals are included
KINERJA DPRD DALAM MELAKSANAKAN FUNGSI LEGISLASI DI DPRD KABUPATEN HALAHERA BARAT
Penelitian ini mencoba untuk mengetahui Kinerja Dewan Perwakilan Rakyat Daerah Kabupaten Halmahera Barat Di Bidang Legislasi. Metode penelitian yang digunakan adalah metode kualitatif, dengan menggunakan analisis data interaktif, Pengumpulan data dilakukan dengan teknik observasi dan wawancara. Hasil penelitian menunjukkan bahwa kinerja DPRD Kabupaten Halmahera Barat di Bidang Legislasi masih belum baik, karena kemampuan dari personil anggota DPRD Kabupaten Halmahera Barat dalam proses legislasi tidak sesuai dengan harapan, Peraturan Daerah yang telah disetujui oleh Dewan Perwakilan Rakyat Daerah (DPRD) Kabupaten Halmahera Barat sepanjang tahun 2014-2019 adalah sebanyak 20 Perda dari 55 Ranperda DPRD dalam menjalakan Legislasi belum sepenuhnya berjalan dan berfungsi secara maksimal dan belum berjalan sebagaimana mestinya, karena Ranperda yang dijadikan Peraturan Daerah sebagian besar berasal dari Pemerintah Kabupaten Halmahera Barat.Kata Kunci : Kinerja, DPRD, Fungsi Legislas
DOMESTIC VIOLENCE TOWARDS BLACK AMERICAN WOMEN IN THE SOUTH DURING 1970s-1980s AS SEEN IN ALICE WALKER’S “THE COLOR PURPLE”
This Article presented an analysis of the domestic violence towards black American women as seen in Alice Walker novel “The Color Purple”. The reason for particularly choose this topic because the wants to find out how the domestic violence faced by black American women during 1970s- 1980s delineated in “The Color Purple”. In this article, the writers applied library research to collect the data. The main data were taken from the novel “The Color Purple” by Alice Walker. Furthermore, in this article, the writers used the sociology of literature theory since the writers analyzes the novel as a reflection of situation that happened to black American women in the south during 1970s- 1980s. After analyzing the data, the writers found out that domestic violence happened to the two characters in the novel: Celie and Sofia. The black women in the novel represented black American women in the South during 1970s- 1980s. They undergo domestic violence from black American men. The violences were: physical violence, mental violence and neglect
Literasi Keuangan Pelaku Usaha Kecil di Kecamatan Bajawa Kabupaten Ngada
Understanding and knowledge in managing finances (financial literacy) are needed by small entrepreneurs in Bajawa District. This study aims to analyze the influence of gender, income, investment, saving and borrowing, and insurance on financial literacy in small businesses in Bajawa District. The research method used is a survey method by obtaining data through questionnaires and interviews, with a total sample of 119 business actors. The data analysis technique used multiple linear regression analysis.
The results showed that the level of financial literacy of Small Entrepreneurs in Bajawa District was in the Low category (56.50%). Variables gender, income, investment, saving and borrowing, insurance partially or simultaneously have an effect on the level of financial literacy of small entrepreneurs in Bajawa sub-district
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