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2006

Faculty of Science - Papers (Archive)

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Articles 1 - 7 of 7

Full-Text Articles in Physical Sciences and Mathematics

Sampling Patchily Distributed Taxa: A Case Study Using Cost-Benefit Analyses For Sponges And Ascidians In Coastal Lakes Of New South Wales, Australia, P. B. Barnes, A. R. Davis, D. E. Roberts Jan 2006

Sampling Patchily Distributed Taxa: A Case Study Using Cost-Benefit Analyses For Sponges And Ascidians In Coastal Lakes Of New South Wales, Australia, P. B. Barnes, A. R. Davis, D. E. Roberts

Faculty of Science - Papers (Archive)

Estuaries worldwide are under increasing threat from human impacts. Because much of their fauna remains unstudied and in many cases undescribed, these systems present real challenges for effective management. In eastern Australia the study of estuarine fauna is often further complicated by its patchy distributions. This is particularly the case for assemblages of sessile invertebrates in coastal saline lakes. This study quantified distributions of sponges and ascidians at a hierarchy of spatial scales in the seagrass meadows of 2 coastal saline lakes in New South Wales, Australia. Nine species of sponge, many of which were undescribed, and 3 species of …


Targeting C-Reactive Protein For The Treatment Of Cardiovascular Disease, Mark B. Pepys, Gideon M. Hirschfield, Glenys A. Tennent, J Ruth Gallimore, Melvyn C. Kahan, Vittorio Bellotti, Philip N. Hawkins, Rebecca M. Myers, Martin D. Smith, Alessandra Polara, Alexander J. A Cobb, Steven V. Ley, J. Andrew Aquilina, Carol V. Robinson, Isam Sharif, Gillian A. Gray, Caroline A. Sabin, Michelle C. Jenvey, Simon E. Kolstoe, Darren Thompson, Stephen P. Wood Jan 2006

Targeting C-Reactive Protein For The Treatment Of Cardiovascular Disease, Mark B. Pepys, Gideon M. Hirschfield, Glenys A. Tennent, J Ruth Gallimore, Melvyn C. Kahan, Vittorio Bellotti, Philip N. Hawkins, Rebecca M. Myers, Martin D. Smith, Alessandra Polara, Alexander J. A Cobb, Steven V. Ley, J. Andrew Aquilina, Carol V. Robinson, Isam Sharif, Gillian A. Gray, Caroline A. Sabin, Michelle C. Jenvey, Simon E. Kolstoe, Darren Thompson, Stephen P. Wood

Faculty of Science - Papers (Archive)

Complement-mediated inflammation exacerbates the tissue injury of ischaemic necrosis in heart attacks and strokes, the most common causes of death in developed countries. Large infarct size increases immediate morbidity and mortality and, in survivors of the acute event, larger non-functional scars adversely affect long-term prognosis. There is thus an important unmet medical need for new cardioprotective and neuroprotective treatments. We have previously shown that human C-reactive protein (CRP), the classical acute-phase protein that binds to ligands exposed in damaged tissue and then activates complement1, increases myocardial and cerebral infarct size in rats subjected to coronary or cerebral artery ligation, respectively2,3. …


Carbon Nanotubes: Enhancing The Polymer Building Blocks For Intelligent Materials, Marc In Het Panhuis Jan 2006

Carbon Nanotubes: Enhancing The Polymer Building Blocks For Intelligent Materials, Marc In Het Panhuis

Faculty of Science - Papers (Archive)

Electroactive polymers can be engineered at the molecular level to recognise external stimuli, they are conductive and they are capable of localised processing. These are properties which make them ideal building blocks for intelligent materials. This article investigates the suitability of carbon nanotubes of enhancing (polymer) building blocks for intelligent materials.


Comparisons Between Sciamachy And Ground-Based Ftir Data For Total Columns Of Co, Ch4, Co2 And N2o, B Dils, M De Maziere, J F. Muller, T Blumenstock, Nicholas B. Jones, David W. Griffith, C P Rinsland, E Mahieu, S Wood, R De Beek, P Demoulin, M Buchwitz, P Duchatelet, C Frankenberg, A Gloudemans, T Kerzenmacher, I Kramer, J Mellqvist, H Shrijver, A Strandberg, D Smale, W Stremme, A G. Straume, R Sussmann, M Van Den Broek, T Wagner, K Strong, Aldona Wiacek, J R. Taylor, Hans Fast, Thorsten Warneke, Richard L. Mittermeier, Justus Notholt, Voltaire A. Velazco Jan 2006

Comparisons Between Sciamachy And Ground-Based Ftir Data For Total Columns Of Co, Ch4, Co2 And N2o, B Dils, M De Maziere, J F. Muller, T Blumenstock, Nicholas B. Jones, David W. Griffith, C P Rinsland, E Mahieu, S Wood, R De Beek, P Demoulin, M Buchwitz, P Duchatelet, C Frankenberg, A Gloudemans, T Kerzenmacher, I Kramer, J Mellqvist, H Shrijver, A Strandberg, D Smale, W Stremme, A G. Straume, R Sussmann, M Van Den Broek, T Wagner, K Strong, Aldona Wiacek, J R. Taylor, Hans Fast, Thorsten Warneke, Richard L. Mittermeier, Justus Notholt, Voltaire A. Velazco

Faculty of Science - Papers (Archive)

Total column amounts of CO, CH4, CO2 and N2O retrieved from SCIAMACHY nadir observations in its near-infrared channels have been compared to data from a ground-based quasi-global network of Fourier-transform infrared (FTIR) spectrometers. The SCIAMACHY data considered here have been produced by three different retrieval algorithms, WFM-DOAS (version 0.5 for CO and CH4 and version 0.4 for CO2 and N2O), IMAP-DOAS (version 1.1 and 0.9 (for CO)) and IMLM (version 6.3) and cover the January to December 2003 time period. Comparisons have been made for individual data, as well as for monthly averages. To maximize the number of reliable coincidences …


Detection Of Moisture Stress In Eucalyptus Camaldulensis Using Leaf-Level Spectral Reflectance: Implications For Remote Sensing, Laurie A. Chisholm Jan 2006

Detection Of Moisture Stress In Eucalyptus Camaldulensis Using Leaf-Level Spectral Reflectance: Implications For Remote Sensing, Laurie A. Chisholm

Faculty of Science - Papers (Archive)

Foliage moisture stress may be detectable by remote sensing using high resolution spectral data, but meaningful diagnosis requires that plant water status be assessed on the ground under controlled conditions. Design parameters of an experimental plantation of E. camaldulensis (River red gum), were used to examine tree-level responses to moisture stress, as measured by xylem water potential, and relationships to physiological parameters including spectral reflectance, chlorophyll flurescence, and cholorphyll across a range of stress categories.


Application Of Surrogate Methods For Assessing The Bioavailability Of Pahs In Sediments To A Sediment Ingesting Bivalve, Stuart L. Simpson, Victoria L. Burston, Dianne F. Jolley, Kim Chau Jan 2006

Application Of Surrogate Methods For Assessing The Bioavailability Of Pahs In Sediments To A Sediment Ingesting Bivalve, Stuart L. Simpson, Victoria L. Burston, Dianne F. Jolley, Kim Chau

Faculty of Science - Papers (Archive)

The usefulness of two surrogate methods for rapidly determining the bioavailability of PAHs in hydrocarbon-contaminated marine sediments was assessed. Comparisons are made between the PAHs accumulated by the benthic bivalve, Tellina deltoidalis, and the extractable-PAHs determined using a 6-h XAD-2 resin desorption method and a 4-h gut fluid mimic (GFM) extraction method. There were significant positive relationships between PAH bioaccumulation by the bivalves and sediment PAH concentrations. These relationships were not improved by normalising the sediment PAH concentrations to the organic carbon concentration. The average percentage lipid content of the bivalves was 1.47 ± 0.22% and BSAFs for total-PAHs ranged …


Aeolian-Fluvial Interaction: Evidence For Late Quaternary Channel Change And Wind-Rift Linear Dune Formation In The Northwestern Simpson Desert, Australia, Gerald C. Nanson, Brian G. Jones, David M. Price, Tim Pietsch, C Bristow, Cameron B. Hollands Jan 2006

Aeolian-Fluvial Interaction: Evidence For Late Quaternary Channel Change And Wind-Rift Linear Dune Formation In The Northwestern Simpson Desert, Australia, Gerald C. Nanson, Brian G. Jones, David M. Price, Tim Pietsch, C Bristow, Cameron B. Hollands

Faculty of Science - Papers (Archive)

In central Australia the most easterly extent of the MacDonnell Ranges borders the northwestern Simpson Desert where widely spaced strike ridges intercept the regional linear dunefield. Topographic basins have disrupted regional drainage lines and isolated dune sets from the main dunefield. In the western part of Camel Flat basin large, red coloured linear dunes of fine sand, ~ 74 ka and older, are oriented almost due north. Through gaps in the ranges the Todd River traversed the eastern part of the basin until ~25 ka when it apparently avulsed ~25 km eastwards to its present position. Subsequently, linear dunes, smaller, …