Outputs (28)

Targeted multi-analyte UHPLC-MS/MS methodology for emerging contaminants in septic tank wastewater, sludge and receiving surface water. (2024)
Journal Article
WILSCHNACK, M., HOMER, B., CARTMELL, E., YATES, K. and PETRIE, B. 2024. Targeted multi-analyte UHPLC-MS/MS methodology for emerging contaminants in septic tank wastewater, sludge and receiving surface water. Analytical methods [online], Advanced Articles. Available from: https://doi.org/10.1039/D3AY01201H

Septic tanks treat wastewater of individual houses and small communities (up to 2000 people in Scotland) in rural and semi-urban areas and are understudied sources of surface water contamination. A multi-analyte methodology with solid phase extractio... Read More about Targeted multi-analyte UHPLC-MS/MS methodology for emerging contaminants in septic tank wastewater, sludge and receiving surface water..

UNC-49 is a redox-sensitive GABAA receptor that regulates the mitochondrial unfolded protein response cell nonautonomously. (2023)
Journal Article
POHL, F., GERMANN, A.L., MAO, J., HOU, S., BAKARE, B., KONG THOO LIN, P., YATES, K., NONET, M.L., AKK, G., KORNFELD, K. and HELD, J.M. 2023. UNC-49 is a redox-sensitive GABAA receptor that regulates the mitochondrial unfolded protein response cell nonautonomously. Science advances [online], 9(44). Available from: https://doi.org/10.1126/sciadv.adh2584

The γ-aminobutyric acid–mediated (GABAergic) system participates in many aspects of organismal physiology and disease, including proteostasis, neuronal dysfunction and life-span extension. Many of these phenotypes are also regulated by reactive oxyge... Read More about UNC-49 is a redox-sensitive GABAA receptor that regulates the mitochondrial unfolded protein response cell nonautonomously..

The concentration and biomagnification of PCBs and PBDEs across four trophic levels in a marine food web. [Dataset] (2022)
Dataset
MADGETT, A.S., YATES, K., WEBSTER, L., MCKENZIE, C., BROWNLOW, A. and MOFFAT, C.F. 2022. The concentration and biomagnification of PCBs and PBDEs across four trophic levels in a marine food web. [Dataset]. Environmental pollution [online], 309, article number 119752. Available from: https://www.sciencedirect.com/science/article/pii/S0269749122009666?via%3Dihub#appsec1

Contracting Parties to the OSPAR Convention for the Protection of the Maine Environment of the North-East Atlantic are required to undertake monitoring and assessment of both inorganic and organic contaminants. There is a requirement to assess contam... Read More about The concentration and biomagnification of PCBs and PBDEs across four trophic levels in a marine food web. [Dataset].

The concentration and biomagnification of PCBs and PBDEs across four trophic levels in a marine food web. (2022)
Journal Article
MADGETT, A.S., YATES, K., WEBSTER, L., MCKENZIE, C., BROWNLOW, A. and MOFFAT, C.F. 2022. The concentration and biomagnification of PCBs and PBDEs across four trophic levels in a marine food web. Environmental pollution [online], 309, article number 119752. Available from: https://doi.org/10.1016/j.envpol.2022.119752

Contracting Parties to the OSPAR Convention for the Protection of the Maine Environment of the North-East Atlantic are required to undertake monitoring and assessment of both inorganic and organic contaminants. There is a requirement to assess contam... Read More about The concentration and biomagnification of PCBs and PBDEs across four trophic levels in a marine food web..

Oil-based mud waste as a filler material in LDPE composites: evaluation of mechanical properties. (2022)
Journal Article
SIDDIQUE, S., NOVAK, A., GULIYEV, E., YATES, K., LEUNG, P.S. and NJUGUNA, J. 2022. Oil-based mud waste as a filler material in LDPE composites: evaluation of mechanical properties. Polymers [online], 14(7), article 1455. Available from: https://doi.org/10.3390/polym14071455

Traditionally, the drilling waste generated in oil and gas exploration operations, including spent drilling fluid, is disposed of or treated by several methods, including burial pits, landfill sites and various thermal treatments. This study investig... Read More about Oil-based mud waste as a filler material in LDPE composites: evaluation of mechanical properties..

Rapid extraction of high- and low-density microplastics from soil using high-gradient magnetic separation. (2022)
Journal Article
RAMAGE, S.J.F.F., PAGALING, E., HAGHI, R.K., DAWSON, L.A., YATES, K., PRABHU, R., HILLIER, S. and DEVALLA, S. 2022. Rapid extraction of high- and low-density microplastics from soil using high-gradient magnetic separation. Science of the total environment, [online], 831, article 154912. Available from: https://doi.org/10.1016/j.scitotenv.2022.154912

Microplastics (MPs) are present in all environments, and concerns over their possible detrimental effects on flora and fauna have arisen. Density separation (DS) is commonly used to separate MPs from soils to allow MP quantification; however, it freq... Read More about Rapid extraction of high- and low-density microplastics from soil using high-gradient magnetic separation..

The fate of waste drilling fluids from oil and gas industry activities in the exploration and production operations. (2022)
Journal Article
NJUGUNA, J., SIDDIQUE, S., KWROFFIE, L.B., PIROMRAT, S., ADDAE-AFOAKWA, K., EKEH-ADEGBOTOLU, U., OLUYEMI, G., YATES, K., MISHRA, A.K. and MOLLER, L. 2022. The fate of waste drilling fluids from oil and gas industry activities in the exploration and production. Waste management [online], 139, pages 362-380. Available from: https://doi.org/10.1016/j.wasman.2021.12.025

Operational discharges from oil and gas exploration industry, accidental spillage, or improperly disposed drilling wastes has serious detrimental effects on human and the environment. The water- and oil-based fluids wastes are generated every year al... Read More about The fate of waste drilling fluids from oil and gas industry activities in the exploration and production operations..

The concentration and biomagnification of trace metals and metalloids across four trophic levels in a marine food web. (2021)
Journal Article
MADGETT, A.S., YATES, K., WEBSTER, L., MCKENZIE, C. and MOFFAT, C.F. 2021. The concentration and biomagnification of trace metals and metalloids across four trophic levels in a marine food web. Marine pollution bulletin [online], 173, part A, article 112929. Available from: https://doi.org/10.1016/j.marpolbul.2021.112929

To be able to assess progress towards “Good Environmental Status” adopted across European Member States, and by the United Kingdom through its 3-stage Marine Strategy, contaminant concentrations and their biological effects need to be assessed in env... Read More about The concentration and biomagnification of trace metals and metalloids across four trophic levels in a marine food web..

Impact of rapeseed pomace extract on markers of oxidative stress and DNA damage in human SH‐SY5Y cells. (2020)
Journal Article
POHL, F., GOUA, M., YATES, K., BERMANO, G., RUSSELL, W.R., MACIEL, P. and KONG THOO LIN, P. 2021. Impact of rapeseed pomace extract on markers of oxidative stress and DNA damage in human SH‐SY5Y cells. Journal of food biochemistry [online], 45(2), article e13592. Available from: https://doi.org/10.1111/jfbc.13592

With increased longevity and subsequent rise in people with age-related neurodegenerative diseases, protection of neurons from oxidative stress damage has become an important field of study. For the first time, we highlight the neuroprotective proper... Read More about Impact of rapeseed pomace extract on markers of oxidative stress and DNA damage in human SH‐SY5Y cells..

Bioaccumulation of persistent organic pollutants and trace metals in Scottish marine food webs and their relationship with trophic level and fatty acid signatures. (2020)
Thesis
MADGETT, A.S. 2020. Bioaccumulation of persistent organic pollutants and trace metals in Scottish marine food webs and their relationship with trophic level and fatty acid signatures. Robert Gordon University, PhD thesis. Hosted on OpenAIR [online]. Available from: https://doi.org/10.48526/rgu-wt-1447150

There is a global programme of action in place for the protection of the marine environment to ensure our seas are clean and safe. One of the biggest threats to our oceans is man-made pollution and it is the responsibility of governments to conduct a... Read More about Bioaccumulation of persistent organic pollutants and trace metals in Scottish marine food webs and their relationship with trophic level and fatty acid signatures..

Screening reservoir candidates for enhanced oil recovery (EOR) in Angolan offshore projects. (2020)
Journal Article
RAMOS, G.A.R., ELIAS, B. and YATES, K. 2020. Screening reservoir candidates for enhanced oil recovery (EOR) in Angolan offshore projects. Angolan minerals, oil and gas journal [online], 1(1), pages 6-10. Available from: https://doi.org/10.47444/amogj.v1i1.3

The neuro-fuzzy (NF) approach presented in this work is based on five (5) layered feedforward backpropagation algorithm applied for technical screening of enhanced oil recovery (EOR) methods. Associated reservoir rock-fluid oilfield data from success... Read More about Screening reservoir candidates for enhanced oil recovery (EOR) in Angolan offshore projects..

Enantiospecific behaviour of chiral drugs in soil. (2020)
Journal Article
BERTIN, S., YATES, K. and PETRIE, B. 2020. Enantiospecific behaviour of chiral drugs in soil. Environmental pollution [online], 262, article ID114364. Available from: https://doi.org/10.1016/j.envpol.2020.114364

The importance of stereochemistry on the behaviour and effects of chiral pharmaceutical and illicit drugs in amended agricultural soils has been over looked to date. Therefore, this study was aimed at investigating the enantiospecific behaviour of a... Read More about Enantiospecific behaviour of chiral drugs in soil..

Long-term spatial and temporal patterns of polycyclic aromatic hydrocarbons (PAHs) in Scottish soils over 20 years (1990–2009): a national picture. (2019)
Journal Article
CUI, S., ZHANG, Z., FU, Q., HOUGH, R., YATES, K., OSPREY, M., YAKOWA, G. and COULL, M. 2020. Long-term spatial and temporal patterns of polycyclic aromatic hydrocarbons (PAHs) in Scottish soils over 20 years, 1990-2009: a national picture. Geoderma [online], 361, article ID 114135. Available from: https://doi.org/10.1016/j.geoderma.2019.114135

Long-term spatial and temporal concentrations of polycyclic aromatic hydrocarbons (PAHs) in Scottish soils from four transects were measured in three national-scale surveys conducted between 1990 and 2009. Measured concentrations of 16 priority PAHs... Read More about Long-term spatial and temporal patterns of polycyclic aromatic hydrocarbons (PAHs) in Scottish soils over 20 years (1990–2009): a national picture..

Effects of season and sediment-water exchange processes on the partitioning of pesticides in the catchment environment: implications for pesticides monitoring. (2019)
Journal Article
CUI, S., HOUGH, R., YATES, K., OSPREY, M., KERR, C., COOPER, P., COULL, M. and ZHANG, Z. 2020. Effects of season and sediment-water exchange processes on the partitioning of pesticides in the catchment environment: implications for pesticides monitoring. Science of the total environment [online], 698, article ID 134228. Available from: https://doi.org/10.1016/j.scitotenv.2019.134228

Current and historic pesticide use has potential to compromise e.g. drinking water sources due to both primary and secondary emission sources. Understanding the spatial and temporal dynamics of emissions might help inform management decisions. To exp... Read More about Effects of season and sediment-water exchange processes on the partitioning of pesticides in the catchment environment: implications for pesticides monitoring..

Understanding marine food web dynamics using fatty acid signatures and stable isotope ratios: improving contaminant impacts assessments across trophic levels. (2019)
Journal Article
MADGETT, A.S., YATES, K., WEBSTER, L., MCKENZIE, C. and MOFFAT, C.F. 2019. Understanding marine food web dynamics using fatty acid signatures and stable isotope ratios: improving contaminant impacts assessments across trophic levels. Estuarine, coastal and shelf science [online], 227, article ID 106327. Available from: https://doi.org/10.1016/j.ecss.2019.106327

Scotland's marine food webs support a diversity of species and habitats. They contribute to maintaining the balance of the natural environment. Previous studies show that these ecosystems are contaminated by persistent organic pollutants and trace me... Read More about Understanding marine food web dynamics using fatty acid signatures and stable isotope ratios: improving contaminant impacts assessments across trophic levels..

Evaluation of interactions between oilfield chemicals and reservoir rocks. (2019)
Journal Article
WUYEP, E.O., OLUYEMI, G.F., YATES, K. and AKISANYA, A.R. 2020. Evaluation of interactions between oilfield chemicals and reservoir rocks. Natural resources research [online], 29(2), pages 1239-1258. Available from: https://doi.org/10.1007/s11053-019-09523-3

Sand failure and production occurs when the formation stress exceeds the strength of the formation which is derived majorly from the natural material that cements the sand grain and cohesive forces. This study investigates the effects of scale inhibi... Read More about Evaluation of interactions between oilfield chemicals and reservoir rocks..

Sand failure: effect of biocide on the geomechanical properties of outcrop carbonate rock under static conditions. (2018)
Conference Proceeding
WUYEP, E., OLUYEMI, G., YATES, K. and AKISANYA, A. 2019. Sand failure: effect of biocide on the geomechanical properties of outcrop carbonate rock under static conditions. In Kallel A., Erguler, Z.A., Cui, Z.-D., Karrech, A., Karakus, M., Kulatilake, P. and Shukla, S.K. (eds.) Recent advances in geo-environmental engineering, geomechanics and geotechnics, and geohazards: proceedings of the 1st Springer conference of the Arabian Journal of Geosciences (CAJG-1), 12-15 November 2018, Hammamet, Tunisia. Advances in science, technology and innovation: IEREK interdisciplinary series for sustainable development. Cham: Springer [online], pages 183-185. Available from: https://doi.org/10.1007/978-3-030-01665-4_43

The effects of chemical interaction of a biocide with formation rocks on the rock geomechanical strength were examined. A combination of analytical tests (Scanning Electron Microscopy/Energy-Dispersive X-Ray Analysis-SEM/EDX, X-Ray Powder Diffraction... Read More about Sand failure: effect of biocide on the geomechanical properties of outcrop carbonate rock under static conditions..

Determination of sinapine in rapeseed pomace extract: its antioxidant and acetylcholinesterase inhibition properties. (2018)
Journal Article
YATES, K., POHL, F., BUSCH, M., MOZER, A., WATTERS, L., SHIRYAEV, A. and KONG THOO LIN, P. 2019. Determination of sinapine in rapeseed pomace extract: its antioxidant and acetylcholinesterase inhibition properties. Food chemistry [online], 276, pages 768-775. Available from: https://doi.org/10.1016/j.foodchem.2018.10.045

Sinapine is the main secondary metabolite present in rapeseed pomace (RSP) with its concentration being dependent on rapeseed processing, growing conditions, extraction parameters and the country of origin. Here we report, the concentration of sinapi... Read More about Determination of sinapine in rapeseed pomace extract: its antioxidant and acetylcholinesterase inhibition properties..

Multi-residue analysis of chiral and achiral trace organic contaminants in soil by accelerated solvent extraction and enantioselective liquid chromatography tandem-mass spectrometry. (2018)
Journal Article
PETRIE, B., MRAZOVA, J., KASPRZYK-HORDERN, B. and YATES, K. 2018. Multi-residue analysis of chiral and achiral trace organic contaminants in soil by accelerated solvent extraction and enantioselective liquid chromatography tandem-mass spectrometry. Journal of chromatography A [online], 1572, pages 62-71. Available from: https://doi.org/10.1016/j.chroma.2018.08.034

Reported here is the first analytical methodology for the enantiomeric determination of chiral trace organic contaminants (TOrCs) in soil. Direct enantioselective separations were achieved on a Chirobiotic V2 column operated in polar ionic mode. Init... Read More about Multi-residue analysis of chiral and achiral trace organic contaminants in soil by accelerated solvent extraction and enantioselective liquid chromatography tandem-mass spectrometry..

Characterisation of oil based mud waste to explore the possibility in transforming waste into a value added product. (2018)
Presentation / Conference
SIDDIQUE, S., YATES, K. and NJUGUNA, J. 2018. Characterisation of oil based mud waste to explore the possibility in transforming waste into a value added product. Presented at the 6th International conference on sustainable solid waste management (NAXOS 2018), 13-16 June 2018, Naxos, Greece. Athens: National Technical University of Athens [online], paper number 45. Available from: http://uest.ntua.gr/naxos2018/proceedings/pdf/45_NAXOS2018_Siddique_etal.pdf

Waste characterisation is an essential factor in designing sustainable waste management plan. However, waste composition profile is underestimated in oil and gas exploration and production (E&P) industries in the United Kingdom. A three years long in... Read More about Characterisation of oil based mud waste to explore the possibility in transforming waste into a value added product..

Mechanical, thermal, and flammability behaviour of low density polyethylene - oil based mud fillers nanocomposites. (2018)
Presentation / Conference
SIDDIQUE, S., SMITH, G.D., YATES, K. and NJUGUNA, J. 2018. Mechanical, thermal, and flammability behaviour of low density polyethylene - oil based mud fillers nanocomposites. Presented at the 4th International conference on structural nano composites (NANOSTRUC 2018), 23-24 May 2018, Berlin, Germany.

Novel low density polyethylene (LDPE)/Oil based mud fillers (OBMF) nanocomposites were manufactured by a melt compounding process. Fourier Transform Infrared (FTIR) Spectroscopy was used to characterise the structure of the nanocomposites. The result... Read More about Mechanical, thermal, and flammability behaviour of low density polyethylene - oil based mud fillers nanocomposites..

Oil based drilling fluid waste: an overview on environmentally persistent pollutants. (2017)
Journal Article
SIDDIQUE, S., KWOFFIE, L., ADDAE-AFOAKWA, K., YATES, K. and NJUGUNA, J. 2016. Oil based drilling fluid waste: an overview on environmentally persistent pollutants. IOP conference series: materials science and engineering [online], 195: proceedings of the 3rd International conference on structural nano composites (NANOSTRUC 2016), 12-16 September 2016, Aberdeen, UK, article number 012008. Available from: https://doi.org/10.1088/1757-899X/195/1/012008

Operational discharges of spent drilling fluid, produced water, and accumulated drill cuttings from oil and gas industry are a continuous point source of environmental pollution. To meet the strict environmental standard for waste disposal, oil and g... Read More about Oil based drilling fluid waste: an overview on environmentally persistent pollutants..

Multivariate analysis of Scotch whisky by total reflection X-ray fluorescence and chemometric methods: a potential tool in the identification of counterfeits. (2017)
Journal Article
SHAND, C.A., WENDLER, R., DAWSON, L., YATES, K. and STEPHENSON, H. 2017. Multivariate analysis of Scotch whisky by total reflection X-ray fluorescence and chemometric methods: a potential tool in the identification of counterfeits. Analytica chimica acta [online], 976, pages 14-24. Available from: https://doi.org/10.1016/j.aca.2017.04.041

Most methods used in the identification of counterfeit whisky have focused on the profiling of volatile organic congeners determined by gas chromatography. We tested the use of total reflection x-ray fluorescence (TXRF) for trace element analysis of... Read More about Multivariate analysis of Scotch whisky by total reflection X-ray fluorescence and chemometric methods: a potential tool in the identification of counterfeits..

Thermal stability, flame retardancy and mechanical properties of polyamide/montmorillonite nanocomposites prepared by melt processing. (2016)
Presentation / Conference
SIDDIQUE, S., YATES, K. and NJUGUNA, J. 2016. Thermal stability, flame retardancy and mechanical properties of polyamide/montmorillonite nanocomposites prepared by melt processing. Presented at the 3rd International conference on structural nano composites (NANOSTRUC 2016), 12-16 September 2016, Aberdeen, UK.

The increase in thermal stability, flame retardancy, and mechanical properties of Polyamide 6 (PA6)/montmorillonite (MMT) nanocomposites open a new research window in respect to successful technical application of PA6/MMT nanocomposites on the indust... Read More about Thermal stability, flame retardancy and mechanical properties of polyamide/montmorillonite nanocomposites prepared by melt processing..

Evaluation of spot and passive sampling for monitoring, flux estimation and risk assessment of pesticides within the constraints of a typical regulatory monitoring scheme. (2016)
Journal Article
ZHANG, Z., TROLDBORG, M., YATES, K., OSPREY, M., KERR, C., HALLETT, P.D., BAGGALEY, H., RHIND, S.M., DAWSON, J.J.C. and HOUGH, R.L. 2016. Evaluation of spot and passive sampling for monitoring, flux estimation and risk assessment of pesticides within the constraints of a typical regulatory monitoring scheme. Science of the total environment [online], 569-570, pages 1369-1379. Available from: https://doi.org/10.1016/j.scitotenv.2016.06.219

In many agricultural catchments of Europe and North America, pesticides occur at generally low concentrations with significant temporal variation. This poses several challenges for both monitoring and understanding ecological risks/impacts of these c... Read More about Evaluation of spot and passive sampling for monitoring, flux estimation and risk assessment of pesticides within the constraints of a typical regulatory monitoring scheme..

Waste to want: polymer nanocomposites using nanoclays extracted from oil based drilling mud waste. (2014)
Journal Article
ADEGBOTOLU, U.V., NJUGUNA, J., POLLARD, P. and YATES, K. 2014. Waste to want: polymer nanocomposites using nanoclays extracted from oil based drilling mud waste. IOP conference series: materials science and engineering [online], 64, Article 012023. Available from: https://doi.org/10.1088/1757-899X/64/1/012023

Due to the European Union (EU) waste frame work directive (WFD), legislations have been endorsed in EU member states such as UK for the Recycling of wastes with a vision to prevent and reduce landfilling of waste. Spent oil based drilling mud (drilli... Read More about Waste to want: polymer nanocomposites using nanoclays extracted from oil based drilling mud waste..

Bioavailability of organic contaminants in sediments. (2008)
Thesis
YATES, K. 2008. Bioavailability of organic contaminants in sediments. Robert Gordon University, PhD thesis.

The bioavailability of polycyclic aromatic hydrocarbons (PAHs) and chlorobiphenyls (CBs) in sediments is largely dependent on the freely dissolved concentration of these pollutants. However, measuring these is challenging, due to the low concentratio... Read More about Bioavailability of organic contaminants in sediments..

Passive sampling: partition coefficients for a silicone rubber reference phase. (2007)
Journal Article
YATES, K., DAVIES, I., WEBSTER, L., POLLARD, P., LAWTON, L. and MOFFAT, C. 2007. Passive sampling: partition coefficients for a silicone rubber reference phase. Journal of environmental monitoring [online], 9(10), pages 1116-1121. Available from: https://doi.org/10.1039/B706716J

Silicone rubber sheeting can be used as a passive sampling device for hydrophobic organic contaminants in the environment to determine the available concentrations in water and sediments. Reliable sampler-water partition coefficients are required to... Read More about Passive sampling: partition coefficients for a silicone rubber reference phase..