264 research outputs found
Digital information and the 'privatisation of knowledge'
Purpose of this paper: To point out that past models of information ownership may not carry over to the age of digital information. The fact that public ownership of information (for example, by means of national and public library collections) created social benefits in the past does not mean that a greater degree of private sector involvement in information provision in the knowledge society of today is synonymous with an abandonment of past ideals of social information provision. Design/methodology/approach: A brief review of recent issues in digital preservation and national electronic heritage management, with an examination of the public/private sector characteristics of each issue. Findings: Private companies and philanthropic endeavours focussing on the business of digital information provision have done some things - which in the past we have associated with the public domain - remarkably well. It is probably fair to say that this has occurred against the pattern of expectation of the library profession. Research limitations/Implications:The premise of this paper is that LIS research aimed at predicting future patterns of problem solving in information work should avoid the narrow use of patterns of public-private relationships inherited from a previous, print-based information order. Practical implications: This paper suggests practical ways in which the library and information profession can improve digital library services by looking to form creative partnerships with private sector problem solvers. What is original/value of the paper? This paper argues that the LIS profession should not take a doctrinaire approach to commercial company involvement in 'our' information world. Librarians should facilitate collaboration between all parties, both public and private, to create original solutions to contemporary information provision problems. In this way we can help create pragmatic, non-doctrinaire solutions that really do work for the citizens of our contemporary information society
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'So wide and varied': The origins and character of British information science
This paper examines some characteristics of the ‘British School’ of information science. Three main forces driving the development of the new subject in Britain are identified: the documentation movement; special libraries; and the need for better treatment of scientific and technical information. Five characteristics which, taken together, distinguish the early British approach to information science from those adopted elsewhere are identified: its subject-based nature; its broad approach to information and information science; its status as an academic subject with a strong professional remit; its involvement with, but distinction from, information technology; and its involvement with memory institutions. Lessons are drawn for the future development of the information sciences
Intelligence, reason of state and the art of governing risk and opportunity in early modern Europe
Drawing upon primary and secondary historical material, this paper explores the role of intelligence in early modern government. It focuses upon developments in seventeenth- and early-eighteenth-century England, a site-specific genealogical moment in the broader history of state power/knowledges. Addressing a tendency in Foucauldian work to neglect pre-eighteenth-century governance, the analysis reveals a set of interrelated processes which gave rise to an innovative technique for anticipating hazard and opportunity for the state. At the intersection of raison d’État, the evolving art of government, widespread routines of secrecy and a post-Westphalia field of European competition and exchange, intelligence was imagined as a fundamental solution to the concurrent problems of ensuring peace and stability while improving state forces. In the administrative offices of the English Secretary of State, an assemblage of complex and interrelated procedures sought to produce and manipulate information in ways which exposed both possible risks to the state and potential opportunities for expansion and gain. As this suggests, the art of intelligence played an important if largely unacknowledged role in the formation and growth of the early modern state. Ensuring strategic advantage over rivals, intelligence also limited the ability of England's neighbours to dominate trade, control the seas and master the colonies, functioning as a constitutive feature of European balance and equilibrium. As the analysis concludes, understanding intelligence as a form of governmental technique – a way of doing something – reveals an entirely novel way of thinking about and investigating its myriad (historical and contemporary) formations
‘Friends call me racist’: Experiences of repercussions from writing comments on newspaper websites
acceptedVersio
Genomic insights and phenotypic characterisation of three multidrug resistant Cupriavidus strains from the cystic fibrosis lung
AimsWe aimed to investigate phenotypic and genomic traits of three Cupriavidus spp. isolates recovered from people with cystic fibrosis (PWCF). These bacteria are recognised as emerging pathogens in PWCF.Methods and ResultsUsing short and long sequencing reads, we assembled three hybrid complete genomes for the genus Cupriavidus, adding to the 45 published currently, describing multipartite genomes and plasmids. The isolates likely represent three different species, and they carry a cumulative total of 30 ARGs with high homology to well-characterised resistance determinants from other bacteria. Multidrug resistance to antibiotics used in CF management was observed in all three isolates. However, two treatments were active across all isolates: cefotaxime and piperacillin/tazobactam. Biofilm formation was only seen at physiological temperatures (37°C) and lost at 20°C and all isolates had low lethality in Galleria mellonella larvae. Isolates demonstrated variable motility, with one non-motile isolate carrying a disrupted flhD transcriptional regulator, abolishing flagella expression.ConclusionsOur Cupriavidus spp. isolates showed considerable genomic and phenotypic variability that may impact their virulence and treatment in PWCF, where multidrug resistance will negate treatments and biofilm formation and motility play key roles in infection establishment, as seen in CF pathogens like P. aeruginosa. More detailed investigation of clinical Cupriavidus isolates is needed for full understanding of the risk they pose to PWCF
Quantitative mass spectrometry imaging of emtricitabine in cervical tissue model using infrared matrix-assisted laser desorption electrospray ionization
A quantitative mass spectrometry imaging (QMSI) technique using infrared matrix-assisted laser desorption electrospray ionization (IR-MALDESI) is demonstrated for the antiretroviral (ARV) drug emtricitabine in incubated human cervical tissue. Method development of the QMSI technique leads to a gain in sensitivity and removal of interferences for several ARV drugs. Analyte response was significantly improved by a detailed evaluation of several cationization agents. Increased sensitivity and removal of an isobaric interference was demonstrated with sodium chloride in the electrospray solvent. Voxel-to-voxel variability was improved for the MSI experiments by normalizing analyte abundance to a uniformly applied compound with similar characteristics to the drug of interest. Finally, emtricitabine was quantified in tissue with a calibration curve generated from the stable isotope-labeled analog of emtricitabine followed by cross-validation using liquid chromatography tandem mass spectrometry (LC-MS/MS). The quantitative IR-MALDESI analysis proved to be reproducible with an emtricitabine concentration of 17.2±1.8 μg/gtissue. This amount corresponds to the detection of 7 fmol/voxel in the IR-MALDESI QMSI experiment. Adjacent tissue slices were analyzed using LC-MS/MS which resulted in an emtricitabine concentration of 28.4±2.8 μg/gtissue
Mapping Antiretroviral Drugs in Tissue by IR-MALDESI MSI Coupled to the Q Exactive and Comparison with LC-MS/MS SRM Assay
This work describes the coupling of the IR-MALDESI imaging source with the Q Exactive mass spectrometer. IR-MALDESI MSI was used to elucidate the spatial distribution of several HIV drugs in cervical tissues that had been incubated in either a low or high concentration. Serial sections to those analyzed by IR-MALDESI MSI were homogenized and analyzed by LC-MS/MS to quantify the amount of each drug present in the tissue. By comparing the two techniques, an agreement between the average intensities from the imaging experiment with the absolute quantities for each drug was observed. This correlation between these two techniques serves as a prerequisite to quantitative IR-MALDESI MSI. In addition, a targeted MS2 imaging experiment was also conducted to demonstrate the capabilities of the Q Exactive and to highlight the added selectivity that can be obtained with SRM or MRM imaging experiments
Advantages of Thermococcus kodakaraenis (KOD) DNA Polymerase for PCR-mass spectrometry based analyses
The Quadruple Helix Model of Libraries: The Role of Public Libraries in Newcastle upon Tyne
Mass Spectrometry Imaging Reveals Heterogeneous Efavirenz Distribution within Putative HIV Reservoirs
ABSTRACT Persistent HIV replication within active viral reservoirs may be caused by inadequate antiretroviral penetration. Here, we used mass spectrometry imaging with infrared matrix-assisted laser desorption–electrospray ionization to quantify the distribution of efavirenz within tissues from a macaque dosed orally to a steady state. Intratissue efavirenz distribution was heterogeneous, with the drug concentrating in the lamina propria of the colon, the primary follicles of lymph nodes, and the brain gray matter. These are the first imaging data of an antiretroviral drug in active viral reservoirs
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