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Investigation of new actinobacteria for the biodesulphurisation of diesel fuel (2020)
Thesis
Athi Narayanan, S. M. Investigation of new actinobacteria for the biodesulphurisation of diesel fuel. (Thesis). Edinburgh Napier University. http://researchrepository.napier.ac.uk/Output/2679899

Biodesulphurisation (BDS) is an emerging technology that utilises microorganisms for the removal of sulphur from fossil fuels. Commercial-scale BDS needs the development of highly active bacterial strains which allow easier downstream processing. In... Read More about Investigation of new actinobacteria for the biodesulphurisation of diesel fuel.

Towards the Development of New Integrated Ultrasonic Filtration Systems for Monitoring Waterborne Pathogens (2018)
Presentation / Conference Contribution
Kerrouche, A. (2018, November). Towards the Development of New Integrated Ultrasonic Filtration Systems for Monitoring Waterborne Pathogens. Paper presented at 5th World Congress and Expo on Applied Microbiology, Edinburgh, Scotland

The detection of waterborne pathogens mainly relies on sample processing. This process concentrates large volume of water to very small volume that can be used under microscopes. The current approved concentration techniques are slow, very expensive,... Read More about Towards the Development of New Integrated Ultrasonic Filtration Systems for Monitoring Waterborne Pathogens.

The Effects of morpholine pre-treated and carboxymethylated cellulose nanofibrils on the properties of alginate-based hydrogels (2018)
Journal Article
Onyianta, A. J., Castellano, M., Dorris, M., Williams, R. L., & Vicini, S. (2018). The Effects of morpholine pre-treated and carboxymethylated cellulose nanofibrils on the properties of alginate-based hydrogels. Carbohydrate Polymers, 198, 320-327. https://doi.org/10.1016/j.carbpol.2018.06.084

The effects of varying percentage loadings of morpholine pre-treated cellulose nanofibrils (MCNF) and carboxymethylated cellulose nanofibrils (CMCNF) on the aqueous swelling, compressive modulus and viscoelastic properties of calcium-ion-crosslinked... Read More about The Effects of morpholine pre-treated and carboxymethylated cellulose nanofibrils on the properties of alginate-based hydrogels.

Deletion of endogenous Tau proteins is not detrimental in Drosophila (2016)
Journal Article
Burnouf, S., Grönke, S., Augustin, H., Dols, J., Gorsky, M. K., Werner, J., Kerr, F., Alic, N., Martinez, P., & Partridge, L. (2016). Deletion of endogenous Tau proteins is not detrimental in Drosophila. Scientific Reports, 6, Article 23102. https://doi.org/10.1038/srep23102

Human Tau (hTau) is a highly soluble and natively unfolded protein that binds to microtubules within neurons. Its dysfunction and aggregation into insoluble paired helical filaments is involved in the pathogenesis of Alzheimer’s disease (AD), constit... Read More about Deletion of endogenous Tau proteins is not detrimental in Drosophila.

Formulation Pre-screening of Inhalation Powders Using Computational Atom–Atom Systematic Search Method (2014)
Journal Article
Ramachandran, V., Murnane, D., Hammond, R. B., Pickering, J., Roberts, K. J., Soufian, M., Forbes, B., Jaffari, S., Martin, G. P., Collins, E., & Pencheva, K. (2015). Formulation Pre-screening of Inhalation Powders Using Computational Atom–Atom Systematic Search Method. Molecular Pharmaceutics, 12(1), 18-33. https://doi.org/10.1021/mp500335w

The synthonic modeling approach provides a molecule-centered understanding of the surface properties of crystals. It has been applied extensively to understand crystallization processes. This study aimed to investigate the functional relevance of syn... Read More about Formulation Pre-screening of Inhalation Powders Using Computational Atom–Atom Systematic Search Method.

Effect of SDS on the dispersion stability of YSZ particles in an Electroless nickel solution (2013)
Journal Article
Nwosu, N. O., Davidson, A. M., & Shearer, N. W. (2013). Effect of SDS on the dispersion stability of YSZ particles in an Electroless nickel solution. Chemical Engineering Communications, 200(12), 1623-1634. https://doi.org/10.1080/00986445.2012.757549

Optimum particle dispersion is an essential feature for composite coatings carried out on the autocatalytic electroless nickel plating platform. In this regard, the potential influence of an anionic surfactant, sodium dodecyl sulphate (SDS), on the d... Read More about Effect of SDS on the dispersion stability of YSZ particles in an Electroless nickel solution.

Inhibition of GSK-3 Ameliorates Aβ Pathology in an Adult-Onset Drosophila Model of Alzheimer's Disease (2010)
Journal Article
Sofola, O., Kerr, F., Rogers, I., Killick, R., Augustin, H., Gandy, C., Allen, M. J., Hardy, J., Lovestone, S., & Partridge, L. (2010). Inhibition of GSK-3 Ameliorates Aβ Pathology in an Adult-Onset Drosophila Model of Alzheimer's Disease. PLOS Genetics, 6(9), Article e1001087. https://doi.org/10.1371/journal.pgen.1001087

Aβ peptide accumulation is thought to be the primary event in the pathogenesis of Alzheimer's disease (AD), with downstream neurotoxic effects including the hyperphosphorylation of tau protein. Glycogen synthase kinase-3 (GSK-3) is increasingly impli... Read More about Inhibition of GSK-3 Ameliorates Aβ Pathology in an Adult-Onset Drosophila Model of Alzheimer's Disease.

Laser Writable Polymers: Markability and Durability Characteristics (2008)
Thesis
Meruva, S. P. K. Laser Writable Polymers: Markability and Durability Characteristics. (Thesis). Edinburgh Napier University. http://researchrepository.napier.ac.uk/Output/1052914

Characters on computer keyboards are typically printed using one of the two different processes, namely tampographic printing and laser marking. Tampographic printing is time consuming (app. 3-5 mins.), requires skilled workers and employs difficult-... Read More about Laser Writable Polymers: Markability and Durability Characteristics.

The influence of the extensional viscosity of very low concentrations of high molecular mass water-soluble polymers on atomisation and droplet impact (2008)
Journal Article
Williams, P. A., English, R. J., Blanchard, R. L., Rose, S. A., Lyons, L., & Whitehead, M. (2008). The influence of the extensional viscosity of very low concentrations of high molecular mass water-soluble polymers on atomisation and droplet impact. Pest management science, 64(5), 497-504. https://doi.org/10.1002/ps.1523

BACKGROUND: Water-soluble polymers are increasingly added to herbicide and pesticide formulations at very low concentrations (100–1000 mg L−1) in order to control the spray characteristics, notably to reduce spray drift and influence droplet bounce.... Read More about The influence of the extensional viscosity of very low concentrations of high molecular mass water-soluble polymers on atomisation and droplet impact.

PTEN, a negative regulator of PI3 kinase signalling, alters tau phosphorylation in cells by mechanisms independent of GSK-3 (2006)
Journal Article
Kerr, F., Rickle, A., Nayeem, N., Brandner, S., Cowburn, R. F., & Lovestone, S. (2006). PTEN, a negative regulator of PI3 kinase signalling, alters tau phosphorylation in cells by mechanisms independent of GSK-3. FEBS Letters, 580(13), 3121-3128. https://doi.org/10.1016/j.febslet.2006.04.064

Deregulation of PTEN/Akt signalling has been recently implicated in the pathogenesis of Alzheimer's disease (AD), but the effects on the molecular processes underlying AD pathology have not yet been fully described. Here we report that overexpression... Read More about PTEN, a negative regulator of PI3 kinase signalling, alters tau phosphorylation in cells by mechanisms independent of GSK-3.

Interaction of Sodium Dodecyl Sulfate with Methacrylate−PEG Comb Copolymers (2005)
Journal Article
Williams, P. A., Middleton, H., English, R. J., & Broze, G. (2005). Interaction of Sodium Dodecyl Sulfate with Methacrylate−PEG Comb Copolymers. Langmuir, 21(11), 5174-5178. https://doi.org/10.1021/la040133o

A series of sodium methacrylate and poly(ethylene glycol) (PEG) comb copolymers (MAA/PEG) with approximate PEG chain lengths of 7, 11, and 22 ethylene oxide units were synthesized by free radical polymerization. Their weight-average molecular mass w... Read More about Interaction of Sodium Dodecyl Sulfate with Methacrylate−PEG Comb Copolymers.

SANS and Rheology Study of Aqueous Solutions and Gels Containing Highly Swollen Diblock Copolymer Micelles (2003)
Journal Article
Castelletto, V., Hamley, I. W., English, R. J., & Mingvanish, W. (2003). SANS and Rheology Study of Aqueous Solutions and Gels Containing Highly Swollen Diblock Copolymer Micelles. Langmuir, 19(8), 3229-3235. https://doi.org/10.1021/la026917o

Aqueous micellar solutions and gels of the diblock copolymer E398B19 (E = oxyethylene, B = oxybutylene) have been investigated by rheology and small-angle neutron scattering (SANS) in the liquid, soft gel, and hard gel phases. Rheology experiments w... Read More about SANS and Rheology Study of Aqueous Solutions and Gels Containing Highly Swollen Diblock Copolymer Micelles.

Measurements of the Cavitation Threshold of Liquids Under Dynamic Stressing by Pulses of Tension (2002)
Presentation / Conference Contribution
Williams, P. R. W., & Williams, R. (2002, February). Measurements of the Cavitation Threshold of Liquids Under Dynamic Stressing by Pulses of Tension. Presented at NATO Advanced Research Workshop on Liquids Under Negative Pressure

This paper addresses discrepancies between the results of different measurements of the effective tensile strength F(F c ) of liquids, in experiments in which a pulse of tension (or ’negative pressure’) is created by the reflection of a pressure puls... Read More about Measurements of the Cavitation Threshold of Liquids Under Dynamic Stressing by Pulses of Tension.

Hydrophobically Modified Associative Polymer Solutions: Rheology and Microstructure in the Presence of Nonionic Surfactants (2002)
Journal Article
English, R. J., Laurer, J. H., Spontak, R. J., & Khan, S. A. (2002). Hydrophobically Modified Associative Polymer Solutions: Rheology and Microstructure in the Presence of Nonionic Surfactants. Industrial & Engineering Chemistry Research, 41(25), 6425-6435. https://doi.org/10.1021/ie020409s

We report on the rheology and morphology of a hydrophobically modified alkali-swellable emulsion (HASE) polymer solubilized in alkaline media containing nonionic surfactants. The HASE polymer consists of complex alkylaryl hydrophobes composed of oli... Read More about Hydrophobically Modified Associative Polymer Solutions: Rheology and Microstructure in the Presence of Nonionic Surfactants.

New techniques in sol–gel characterisation – mechanical measurements and fractal characteristics (2001)
Presentation / Conference Contribution
Williams, P., Williams, R. L., Jones, R., Al-Hussany, A., & Ravji, S. (2000, August). New techniques in sol–gel characterisation – mechanical measurements and fractal characteristics. Presented at 8th International Conference on Non-Crystalline Materials, Aberystwyth, UK

We report theoretical and experimental work which demonstrates how the viscoelastic dispersion of shear waves may be exploited in studies of the rheological properties of systems such as `critical-gels' – systems at the gel point. At the gel point a... Read More about New techniques in sol–gel characterisation – mechanical measurements and fractal characteristics.

Actinomycete diversity associated with foaming in activated sludge plants (1996)
Journal Article
Goodfellow, M., Davenport, R., Stainsby, F. M., & Curtis, T. P. (1996). Actinomycete diversity associated with foaming in activated sludge plants. Journal of industrial microbiology, 17(3-4), 268-280. https://doi.org/10.1007/bf01574701

Large numbers of mycolic acid-containing actinomycetes were isolated from foam and scum samples taken from three activated-sludge sewage-treatment plants using several selective isolation media. Organisms presumptively identified as gordonae formed t... Read More about Actinomycete diversity associated with foaming in activated sludge plants.

A method to increase silver biosorption by an industrial strain of Saccharomyces cerevisiae (1996)
Journal Article
Simmons, P., & Singleton, I. (1996). A method to increase silver biosorption by an industrial strain of Saccharomyces cerevisiae. Applied microbiology and biotechnology, 45(1-2), 278-285. https://doi.org/10.1007/s002530050684

Ag+ biosorption by an industrial strain of Saccharomyces cerevisiae was investigated. Older (96 h old) biomass had half the biosorption capacity of younger (24 h old) biomass (0.187 and 0.387 mmol Ag+/g dry mass respectively). Comparisons of cell wal... Read More about A method to increase silver biosorption by an industrial strain of Saccharomyces cerevisiae.

Microbial metabolism of xenobiotics: Fundamental and applied research (1994)
Journal Article
Singleton, I. (1994). Microbial metabolism of xenobiotics: Fundamental and applied research. Journal of Chemical Technology and Biotechnology, 59(1), 9-23. https://doi.org/10.1002/jctb.280590104

The ability of microorganisms to metabolise xenobiotic compounds has received much attention due to the environmental persistence and toxicity of these chemicals. The microbial degradation of xenobiotics is seen as a cost effective method of removing... Read More about Microbial metabolism of xenobiotics: Fundamental and applied research.

Influence of containing walls on the distribution of voidage in packed beds of uniform spheres (1988)
Journal Article
Kubie, J. (1988). Influence of containing walls on the distribution of voidage in packed beds of uniform spheres. Chemical Engineering Science, 43(6), 1403-1405. https://doi.org/10.1016/0009-2509%2888%2985113-3

The distribution of voidage in the wall regions of randomly packed beds of uniform spheres is investigated. A general equation relating the local voidage to the distribution of the spheres is derived and is combined with some simple observations abou... Read More about Influence of containing walls on the distribution of voidage in packed beds of uniform spheres.