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Voltammetric behavior of DNA and its derivatives using screen printed carbon electrodes and its possible application in genotoxicity screening (2010)
Journal Article
Rawson, F. J., Jackson, S. K., & Hart, J. P. (2010). Voltammetric behavior of DNA and its derivatives using screen printed carbon electrodes and its possible application in genotoxicity screening. Analytical Letters, 43(10-11), 1790-1800. https://doi.org/10.1080/00032711003653908

The aim of the current work was to characterize the electrochemical behavior of DNA and its derivatives using screen printed carbon electrodes (SPCEs). Differential pulse voltammetry (DPV) was carried out on guanine, adenine, 8-oxyguanine, 8-deoxygau... Read More about Voltammetric behavior of DNA and its derivatives using screen printed carbon electrodes and its possible application in genotoxicity screening.

Amperometric lactate biosensor for flow injection analysis based on a screen-printed carbon electrode containing Meldola's Blue-Reinecke salt, coated with lactate dehydrogenase and NAD+ (2010)
Journal Article
Piano, M., Serban, S., Pittson, R., Drago, G. A., & Hart, J. P. (2010). Amperometric lactate biosensor for flow injection analysis based on a screen-printed carbon electrode containing Meldola's Blue-Reinecke salt, coated with lactate dehydrogenase and NAD+. Talanta, 82(1), 34-37. https://doi.org/10.1016/j.talanta.2010.03.051

A biosensor for the measurement of lactate in serum has been developed, which is based on a screen-printed carbon electrode, modified with Meldola's Blue-Reinecke Salt (MBRS-SPCE), coated with the enzyme lactate dehydrogenase NAD+ dependent (from Por... Read More about Amperometric lactate biosensor for flow injection analysis based on a screen-printed carbon electrode containing Meldola's Blue-Reinecke salt, coated with lactate dehydrogenase and NAD+.

Cyclic voltammetric behaviour of Rohypnol, Ativan and Valium and its exploitation for their determination in serum using a novel method involving liquid chromatography-dual electrode detection (2010)
Presentation / Conference
Honeychurch, K. C., Chong, A., Elamin, K., & Hart, J. P. (2010, June). Cyclic voltammetric behaviour of Rohypnol, Ativan and Valium and its exploitation for their determination in serum using a novel method involving liquid chromatography-dual electrode detection. Paper presented at Great Western Electrochemistry Meeting 2010, University of Bath, Bath, UK

Electrocatalytic behaviour of citric acid at a cobalt phthalocyanine- modified screen-printed carbon electrode and its application in pharmaceutical and food analysis (2010)
Journal Article
Honeychurch, K. C., Gilbert, L., & Hart, J. P. (2010). Electrocatalytic behaviour of citric acid at a cobalt phthalocyanine- modified screen-printed carbon electrode and its application in pharmaceutical and food analysis. Analytical and Bioanalytical Chemistry, 396(8), 3103-3111. https://doi.org/10.1007/s00216-010-3534-x

Cobalt phthalocyanine-modified screen-printed carbon electrodes (CoPC-SPCEs) have been investigated as disposable sensors for the measurement of citric acid. The analyte was found to undergo an electrocatalytic oxidation process involving the Co2+/Co... Read More about Electrocatalytic behaviour of citric acid at a cobalt phthalocyanine- modified screen-printed carbon electrode and its application in pharmaceutical and food analysis.

Application of screen-printed microband biosensors incorporated with cells to monitor metabolic effects of potential environmental toxins (2010)
Journal Article
Pemberton, R., Rawson, F. J., Xu, J., Pittson, R., Drago, G. A., Griffiths, J., …Hart, J. P. (2010). Application of screen-printed microband biosensors incorporated with cells to monitor metabolic effects of potential environmental toxins. Microchimica Acta, 170(3), 321-330. https://doi.org/10.1007/s00604-010-0326-0

Microband biosensors were fabricated from a screen-printed water-based carbon ink containing cobalt phthalocyanine redox mediator and glucose oxidase or lactate oxidase enzyme. The microbiosensors were characterised for their ability to monitor ferro... Read More about Application of screen-printed microband biosensors incorporated with cells to monitor metabolic effects of potential environmental toxins.

Studies towards an amperometric phosphate ion biosensor for urine and water analysis (2010)
Journal Article
Jenkins, A. T., Gilbert, L., Browning, S., & Hart, J. P. (2010). Studies towards an amperometric phosphate ion biosensor for urine and water analysis. Microchimica Acta, 170(3), 331-336. https://doi.org/10.1007/s00604-010-0316-2

An amperometric biosensor for phosphate ion is described that is based on a cobalt phthalocyanine modified screen-printed carbon electrode (CoPC-SPCE). The biosensor operation is based on the enzyme pyruvate oxidase (PyOd) which catalyses the oxidati... Read More about Studies towards an amperometric phosphate ion biosensor for urine and water analysis.

A flow injection system, comprising a biosensor based on a screen-printed carbon electrode containing Meldola's Blue-Reinecke salt coated with glucose dehydrogenase, for the measurement of glucose (2010)
Journal Article
Piano, M., Serban, S., Biddle, N., Pittson, R., Drago, G. A., & Hart, J. P. (2010). A flow injection system, comprising a biosensor based on a screen-printed carbon electrode containing Meldola's Blue-Reinecke salt coated with glucose dehydrogenase, for the measurement of glucose. Analytical Biochemistry, 396(2), 269-274. https://doi.org/10.1016/j.ab.2009.09.028

A biosensor for the measurement of glucose in serum has been developed, based on a screen-printed carbon electrode modified with Meldola's Blue-Reinecke salt, coated with the enzyme glucose dehydrogenase (from Bacillus sp.), and nicotinamide adenine... Read More about A flow injection system, comprising a biosensor based on a screen-printed carbon electrode containing Meldola's Blue-Reinecke salt coated with glucose dehydrogenase, for the measurement of glucose.

Development of an amperometric assay for phosphate ions in urine based on a chemically modified screen-printed carbon electrode (2009)
Journal Article
Gilbert, L., Jenkins, A. T., Browning, S., & Hart, J. P. (2009). Development of an amperometric assay for phosphate ions in urine based on a chemically modified screen-printed carbon electrode. Analytical Biochemistry, 393(2), 242-247. https://doi.org/10.1016/j.ab.2009.06.038

An amperometric assay for the determination of inorganic phosphate (Pi) in urine has been developed without the need for sample preparation. A screen-printed carbon electrode modified with the electrocatalyst cobalt phthalocyanine (CoPC-SPCE) and cov... Read More about Development of an amperometric assay for phosphate ions in urine based on a chemically modified screen-printed carbon electrode.

The electrochemical behavior of nitrazepam at a screen-printed carbon electrode and its determination in beverages by adsorptive stripping voltammetry (2009)
Journal Article
McGuire, N. D., Honeychurch, K. C., & Hart, J. P. (2009). The electrochemical behavior of nitrazepam at a screen-printed carbon electrode and its determination in beverages by adsorptive stripping voltammetry. Electroanalysis, 21(19), 2165-2170. https://doi.org/10.1002/elan.200904667

The cyclic voltammetric behavior of nitrazepam was investigated at screen-printed carbon electrodes over the range1.5 V to {thorn}1.5 V. Two reduction peaks were observable on the negative scan, at 0.7 V, and 1.2 V using pH 6 buffer. On the return sc... Read More about The electrochemical behavior of nitrazepam at a screen-printed carbon electrode and its determination in beverages by adsorptive stripping voltammetry.

Application of screen-printed microband biosensors to end-point measurements of glucose and cell numbers in HepG2 cell culture (2009)
Journal Article
Jackson, S. K., Pemberton, R., Xu, J., Pittson, R., Biddle, N., Drago, G. A., & Hart, J. P. (2009). Application of screen-printed microband biosensors to end-point measurements of glucose and cell numbers in HepG2 cell culture. Analytical Biochemistry, 385(2), 334-341. https://doi.org/10.1016/j.ab.2008.10.037

Microband glucose biosensors were produced by insulating and sectioning through a screen-printed, water-based carbon electrode containing cobalt phthalocyanine redox mediator and glucose oxidase enzyme. Under quiescent conditions at 37 °C, at an oper... Read More about Application of screen-printed microband biosensors to end-point measurements of glucose and cell numbers in HepG2 cell culture.

A microband lactate biosensor fabricated using a water-based screen-printed carbon ink (2009)
Journal Article
Rawson, F. J., Purcell, W. M., Xu, J., Pemberton, R., Fielden, P. R., Biddle, N., & Hart, J. P. (2009). A microband lactate biosensor fabricated using a water-based screen-printed carbon ink. Talanta, 77(3), 1149-1154. https://doi.org/10.1016/j.talanta.2008.08.020

The present study demonstrated for the first time that screen-printed carbon microband electrodes fabricated from water-based ink can readily detect H2O2 and that the same ink, with the addition of lactate oxidase, can be used to construct microband... Read More about A microband lactate biosensor fabricated using a water-based screen-printed carbon ink.

Fabrication of microband glucose biosensors using a screen-printing water-based carbon ink and their application in serum analysis (2009)
Journal Article
Pemberton, R., Pittson, R., Biddle, N., & Hart, J. P. (2009). Fabrication of microband glucose biosensors using a screen-printing water-based carbon ink and their application in serum analysis. Biosensors and Bioelectronics, 24(5), 1246-1252. https://doi.org/10.1016/j.bios.2008.07.035

Microband glucose biosensors were fabricated by screen-printing a water-based carbon ink formulation containing cobalt phthalocyanine redox mediator and glucose oxidase (GOD) enzyme, then insulating and sectioning through the thick (20 μm) film to ex... Read More about Fabrication of microband glucose biosensors using a screen-printing water-based carbon ink and their application in serum analysis.

Part II, Ch.6, Preparation of screen-printed electrochemical immunosensors for estradiol, and their application in biological fluids (2009)
Book Chapter
Pemberton, R., & Hart, J. P. (2009). Part II, Ch.6, Preparation of screen-printed electrochemical immunosensors for estradiol, and their application in biological fluids. In A. Rasooly, & K. E. Herold (Eds.), Biosensors and Biodetection Methods and Protocols. Vol.2: Electrochemical and Mechanical Detectors, Lateral Flow and Ligands for Biosensors. Humana Press Inc., USA

Determination of flunitrazepam and nitrazepam in beverage samples by liquid chromatography with dual electrode detection using a carbon fibre veil electrode (2008)
Journal Article
Honeychurch, K. C., & Hart, J. P. (2008). Determination of flunitrazepam and nitrazepam in beverage samples by liquid chromatography with dual electrode detection using a carbon fibre veil electrode. Journal of Solid State Electrochemistry, 12(10), 1317-1324. https://doi.org/10.1007/s10008-008-0536-0

Both nitrazepam and flunitrazepam have been determined by high-performance liquid chromatography dual electrode detection (LC-DED) in the reductive-reductive mode, using a carbon fibre veil electrode (CFVE) in conjugation with a glassy carbon electro... Read More about Determination of flunitrazepam and nitrazepam in beverage samples by liquid chromatography with dual electrode detection using a carbon fibre veil electrode.

Monitoring indoles and diamines: A screen-printed sensors and biosensors approach (2008)
Presentation / Conference
McGuire, N. D., Greenman, J., Bradshaw, D., & Hart, J. P. (2008, September). Monitoring indoles and diamines: A screen-printed sensors and biosensors approach. Paper presented at Electrochemistry Group Faraday and Analytical Division, Royal Society of Chemistry, Electrochemical Technology Group, Society of Chemical Industry, University of Liverpool, UK

Real-time monitoring of glucose and lactate concentrations using screen-printed microband biosensors (2008)
Presentation / Conference
Pemberton, R., Xu, J., Pittson, R., Biddle, N., Drago, G., Griffiths, J., …Hart, J. P. (2008, September). Real-time monitoring of glucose and lactate concentrations using screen-printed microband biosensors. Paper presented at Electrochemistry Group Faraday and Analytical Division, Royal Society of Chemistry, Electrochemical Technology Group, Society of Chemical Industry, University of Liverpool

Development of an anodic stripping voltammetric assay, using a disposable mercury-free screen-printed carbon electrode, for the determination of zinc in human sweat (2008)
Journal Article
Cowell, D. C., Crew, A. P., & Hart, J. P. (2008). Development of an anodic stripping voltammetric assay, using a disposable mercury-free screen-printed carbon electrode, for the determination of zinc in human sweat. Talanta, 75(5), 1221-1226. https://doi.org/10.1016/j.talanta.2008.01.043

This paper reports on the development of a novel electrochemical assay for Zn2+ in human sweat, which involves the use of disposable screen-printed carbon electrodes (SPCEs). Initially, SPCEs were used in conjunction with cyclic voltammetry to study... Read More about Development of an anodic stripping voltammetric assay, using a disposable mercury-free screen-printed carbon electrode, for the determination of zinc in human sweat.