135 research outputs found
Use of Electronic Journals by Research Scholars and Postgraduate Students of University of Delhi and Jamia Millia Islamia: A Comparative Analysis
The emergence of the internet is a new medium of information storage and delivery represents a revolution, which will have a lasting impact on the electronic publication and delivery of information system in the twenty-first century. The developments in information technology have brought e-journals as a boon to research community, which are becoming a major source for scholarly communication. As e-journal is a journal available online or offline containing research papers, review articles, scholarly communications. In the electronic environment teaching, learning and research are being supported by e-journals which are emerging as new powerful tool. E-journals have an impact not only on libraries but on authors and publishers too. The present study aims to find out the use of electronic-journals by post graduate students and research scholars in the Faculty of Science University of Delhi and Jamia Millia Islamia University. A well-structured questionnaire was administered to collect the primary data from respondents. The main aim of this paper is to investigate the awareness, satisfaction level of users and suitable recommendations to improve facilities and services related to the use of e-journals
ACCESSIBILITY AND USABILITY OF INTERNET AMONG POSTGRADUATE MEDICAL TRAINEES OF POSTGRADUATE MEDICAL INSTITUTE (PGMI) PESHAWAR
This study is quantitative in nature. It is conducted to determine the approach of Postgraduate Medical Trainees towards internet use. This study is carried out at Postgraduate Medical Institute (PGMI) Peshawar Khyber Pakhtunkhwa, Pakistan. The main theme of this piece of document was to examine the purpose, location of internet usage by Postgraduate Medical Trainees along with the Problems being faced during the browsing of internet. This study will also try to know the satisfaction level of these medical trainees. Data was collected through questionnaires. A total of 235 copies of questionnaires were distributed, out of which 231 copies were received with response rate of 98.29%. The findings of the study revealed that most of the trainees use the internet for entertainment purposes followed by enhancement of knowledge. Slow internet speed and lack of access to certain websites are the major obstacles to the use of internet. Training and orientation sessions, hands-on practice on online searching techniques, use of HEC digital library and provision of high bandwidth fiber optics internet are the tools with the help of which potential internet usage can be promoted and developed
Examining the Level of Information Literacy among First-Year English Majors at the University of Sargodha
The main goal of this study was to look into the information literacy (skills and standards) of English Language majors at Sargodha University. A total of 160 undergraduates, both men, and women, took part in the research. To get to their end goal, researchers had to fill out a questionnaire created by Mittermeyer and Quirion (2003). The results of this study showed that undergraduates at UOS don\u27t know enough about how to use information. Because of this outcome, it was suggested that students from UOS take part in the research
Electro-microbiology as a promising approach towards renewable energy and environmental sustainability
Microbial electrochemical technologies provide sustainable wastewater treatment and energy production. Despite significant improvements in the power output of microbial fuel cells (MFCs), this technology is still far from practical applications. Extracting electrical energy and harvesting valuable products by electroactive bacteria (EAB) in bioelectrochemical systems (BESs) has emerged as an innovative approach to address energy and environmental challenges. Thus, maximizing power output and resource recovery is highly desirable for sustainable systems. Insights into the electrode-microbe interactions may help to optimize the performance of BESs for envisioned applications, and further validation by bioelectrochemical techniques is a prerequisite to completely understand the electro-microbiology. This review summarizes various extracellular electron transfer mechanisms involved in BESs. The significant role of characterization techniques in the advancement of the electro-microbiology field is discussed. Finally, diverse applications of BESs, such as resource recovery, and contributions to the pursuit of a more sustainable society are also highlighted
Integrated crop management practices to enhance value chain outcomes for the mango industry in Pakistan and Australia
The project, ‘Integrated crop management practices to enhance value chain outcomes for the mango industry in Pakistan and Australia’ (HORT/1201/006) is the second phase of the mango production component of the Australia/Pakistan Agriculture Sector Linkage Program (ASLP). The project that ran from 1 October 2010 to 30 September 2015 and followed the ASLP Phase 1 project ‘Development of integrated crop management practices to increase sustainable yield and quality of mangoes in Pakistan and Australia’ (HORT/2005/135).
The overall aim of the project was to enhance the profitability of small landholder mango growers in Pakistan by sustainably improving their yields and fruit quality through improved orchard production, pest and disease management. This was achieved by the coordinated engagement of over 30 researchers from 10 research and extension institutions with guidance from Australian researchers who worked with 41 smallholder mango grower clusters in villages across Punjab and Sindh to address several key issues in mango production that were having significant impact on the livelihood systems of the rural poor in Pakista
Successful surgical management of pace-marker induced infective endocarditis under the guidance of real-time three-dimensional trans-esophageal echocardiogram
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Modeling of axonal endoplasmic reticulum network by spastic paraplegia proteins
Axons contain a smooth tubular endoplasmic reticulum (ER) network that is thought to be continuous with ER throughout the neuron; the mechanisms that form this axonal network are unknown. Mutations affecting reticulon or REEP proteins, with intramembrane hairpin domains that model ER membranes, cause an axon degenerative disease, hereditary spastic paraplegia (HSP). We show that Drosophila axons have a dynamic axonal ER network, which these proteins help to model. Loss of HSP hairpin proteins causes ER sheet expansion, partial loss of ER from distal motor axons, and occasional discontinuities in axonal ER. Ultrastructural analysis reveals an extensive ER network in axons, which shows larger and fewer tubules in larvae that lack reticulon and REEP proteins, consistent with loss of membrane curvature. Therefore HSP hairpin-containing proteins are required for shaping and continuity of axonal ER, thus suggesting roles for ER modeling in axon maintenance and function.RCUK | Biotechnology and Biological Sciences Research Council (BBSRC): Lu Zhao, Cahir J O'Kane, BB/L021706/1; Wellcome: Martin Stofanko, Cahir J O'Kane, 08136; European Commission (EC): Lu Zhao, Niamh C O'Sullivan, Sophie Zaessinger, Olivier Blard, MCSA fellowships 220851,220874,236777,660516; Yousef Jameel Foundation: Belgin Yalçın; Singapore A*STAR Scholarship: Zi Han Kang, BM/RES/07/005; Cambridge Commonwealth, European and International Trust (Cambridge Commonwealth, European & International Trust): Belgin Yalçın, Anood Sohail; Pakistan Higher Education Council Scholarship: Anood Sohail; Motor Neurone Disease Association (MNDA): Alex L Patto, Studentship 861-792 The funders had no role in study design, data collection and interpretation, or the decision to submit the work for publication
XMIAR: X-ray medical image annotation and retrieval
The huge development of the digitized medical image has been steered
to the enlargement and research of the Content Based Image Retrieval (CBIR)
systems. Those systems retrieve and extract the images by their own low level
features, like texture, shape and color. But those visual features did not aloe the
users to request images by the semantic meanings. The image annotation or
classification systems can be considered as the solution for the limitations of the
CBIR, and to reduce the semantic gap, this has been aimed annotating or to make
the classification of the image with few controlled keywords. In this paper, we
suggest a new hierarchal classification for the X-ray medical image using the
machine learning techniques, which are called the Support Vector Machine
(SVM) and k-Nearest Neighbour (k-NN). Hierarchy classification design was
proposed based on the main body region. Evaluation was conducted based on
ImageCLEF2005 database. The obtained results in this research were improved
compared to the previous related studies
The need for national medical licensing examination in Saudi Arabia
<p>Abstract</p> <p>Background</p> <p>Medical education in Saudi Arabia is facing multiple challenges, including the rapid increase in the number of medical schools over a short period of time, the influx of foreign medical graduates to work in Saudi Arabia, the award of scholarships to hundreds of students to study medicine in various countries, and the absence of published national guidelines for minimal acceptable competencies of a medical graduate.</p> <p>Discussion</p> <p>We are arguing for the need for a Saudi national medical licensing examination that consists of two parts: Part I (Written) which tests the basic science and clinical knowledge and Part II (Objective Structured Clinical Examination) which tests the clinical skills and attitudes. We propose this examination to be mandated as a licensure requirement for practicing medicine in Saudi Arabia.</p> <p>Conclusion</p> <p>The driving and hindering forces as well as the strengths and weaknesses of implementing the licensing examination are discussed in details in this debate.</p
Repression of Meiotic Genes by Antisense Transcription and by Fkh2 Transcription Factor in Schizosaccharomyces pombe
In S. pombe, about 5% of genes are meiosis-specific and accumulate little or no mRNA during vegetative growth. Here we use Affymetrix tiling arrays to characterize transcripts in vegetative and meiotic cells. In vegetative cells, many meiotic genes, especially those induced in mid-meiosis, have abundant antisense transcripts. Disruption of the antisense transcription of three of these mid-meiotic genes allowed vegetative sense transcription. These results suggest that antisense transcription represses sense transcription of meiotic genes in vegetative cells. Although the mechanism(s) of antisense mediated transcription repression need to be further explored, our data indicates that RNAi machinery is not required for repression. Previously, we and others used non-strand specific methods to study splicing regulation of meiotic genes and concluded that 28 mid-meiotic genes are spliced only in meiosis. We now demonstrate that the “unspliced” signal in vegetative cells comes from the antisense RNA, not from unspliced sense RNA, and we argue against the idea that splicing regulates these mid-meiotic genes. Most of these mid-meiotic genes are induced in mid-meiosis by the forkhead transcription factor Mei4. Interestingly, deletion of a different forkhead transcription factor, Fkh2, allows low levels of sense expression of some mid-meiotic genes in vegetative cells. We propose that vegetative expression of mid-meiotic genes is repressed at least two independent ways: antisense transcription and Fkh2 repression
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