Nigel D. Paul

UVR8 in Arabidopsis thaliana regulates multiple aspects of cellular differentiation during leaf development in response to ultraviolet B radiation. (2009)

Wargent, Jason J., Gegas, Vasilis C., Jenkins, Gareth I., Doonan, John H., Paul, Nigel D.

Responses specific to ultraviolet B (UV-B) wavelengths are still poorly understood, both in terms of initial signalling and effects on morphogenesis. Arabidopsis thaliana UV RESISTANCE LOCUS8 (UVR8)...

The aqueous photodegradation of fenitrothion under various agricultural plastics : implications for pesticide longevity in agricultural 'micro-environments'. (2009)

Weber, Jan, Halsall, Crispin J., Wargent, Jason J., Paul, Nigel D.

Plastic cladding is increasingly used in agriculture to create micro-environments to improve crop yield/growth. Many of these plastics can alter the solar light spectrum by inhibiting or reducing the...

Ultraviolet radiation as a limiting factor in leaf expansion and development. (2009)

Wargent, Jason J., Moore, Jason P., Ennos , A. Roland., Paul , Nigel D.

Reductions in leaf growth are a commonly observed response to ultraviolet radiation, but the underlying mechanisms remain poorly defined. This study examined the response of leaves exposed to a UV...

Biogenic volatile organic compounds in the Earth system: a Tansley review. (2009)

Laothawornkitkul, Jullada, Taylor, Jane E., Paul , Nigel D., Hewitt, C. N.

Biogenic volatile organic compounds produced by plants are involved in plant growth, development, reproduction and defence. They also function as communication media within plant communities, between...

A comparative study on the aqueous photodegradation of two organophosphorus pesticides under simulated and natural sunlight. (2009)

Weber, Jan, Halsall, Crispin J., Wargent, Jason J., Paul, Nigel D.

Aqueous solutions of fenitrothion and methyl parathion were photochemically degraded in an Atlas Suntest solar simulator (500 W m-2) as well as under ambient sunlight at Lancaster University (June &...

The Dose Rate of UVA Treatment Influences the Cellular Response of HaCaT Keratinocytes. (2008)

Shorrocks, Julie, Paul, Nigel D., McMillan, Trevor J.

The contribution of UV exposure to the etiology of skin cancer and photoaging is undisputed. However, the effect of altering the intensity or dose rate of UV, which varies considerably with...

Discrimination of Plant Volatile Signatures by an Electronic Nose : A Potential Technology for Plant Pest and Disease Monitoring. (2008)

Laothawornkitkul , Jullada, Taylor , Jane E., Moore , Jason P., Possell , Malcolm, Gibson , Tim D., Hewitt , C. N., ...

The volatile organic compounds (VOCs) profile emitted from plants often changes in response to environmental factors, and monitoring the change of such profiles could provide a nondestructive means...

Mechanisms of response to ultraviolet-b radiation — A whole plant perspective. (2007)

Wargent, Jason J., Paul, Nigel D.

Plant responses to ultraviolet (UV) radiation are numerous, resulting in rapid and permanent alteration to numerous aspects of plant form, physiology and biochemistry. Such responses to UV and UV-B...

Influence of UV-B Radiation and Temperature on Photodegradation of PAHs: Preliminary Results (2006)

Nadal, M., Wargent, Jason J., Jones, Kevin C., Paul, Nigel D., Schuhmacher, M., Domingo, J. L.

The joint impact of UV-B radiation and temperature on photodegradation of polycyclic aromatic hydrocarbons (PAHs) sorbed to an organic solvent was assessed in this study. This approach was...

Influence of UV-B radiation and temperature on photodegradation of PAHs : preliminary results. (2006)

Nadal, Martí, Wargent, Jason J., Jones, Kevin C., Paul, Nigel D., Schuhmacher, Marta, Domingo, José L.

The joint impact of UV-B radiation and temperature on photodegradation of polycyclic aromatic hydrocarbons (PAHs) sorbed to an organic solvent was assessed in this study. This approach was...

Tolerance of Senecio vulgaris to Infection and Disease Caused by Native and Alien Rust Fungi. (2006)

Inglese , S. J., Paul, Nigel D.

Plant defense strategies against pathogen attack can be divided into either resistance or tolerance. Variation in tolerance is expressed as differences in the relationship between host fitness (or...

Seduced by the dark side: integrating molecular and ecological perspectives on the influence of light on plant defence against pests and pathogens (2006)

Roberts, Michael R, Paul, Nigel D

Plants frequently suffer attack from herbivores and microbial pathogens, and have evolved a complex array of defence mechanisms to resist defoliation and disease. These include both preformed...

Seduced by the dark side: integrating molecular and ecological perspectives on the influence of light on plant defence against pests and pathogens (2006)

Roberts, Michael R, Paul, Nigel D

Plants frequently suffer attack from herbivores and microbial pathogens, and have evolved a complex array of defence mechanisms to resist defoliation and disease. These include both preformed...

Seduced by the dark side: integrating molecular and ecological perspectives on the influence of light on plant defence against pests and pathogens. (2006)

Roberts, Michael R, Paul, Nigel D

Plants frequently suffer attack from herbivores and microbial pathogens, and have evolved a complex array of defence mechanisms to resist defoliation and disease. These include both preformed...

UV supplementation for growth regulation and disease control. (2006)

Wargent, Jason J., Taylor, A., Paul, Nigel D.

The benefits of supplementary ultraviolet radiation (UVB: 280-320nm) in protected lettuce were investigated in controlled environment studies. Exposure to UV-B prior to inoculation with a conidial...

The Use of Wavelength-selective Plastic Cladding Materials in Horticulture: Understanding of Crop and Fungal Responses Through the Assessment of Biological Spectral Weighting Functions (2005)

Nigel D. Paul, Rob J. Jacobson, Anna Taylor, Jason J. Wargent, Jason P. Moore

Plant responses to light spectral quality can be exploited to deliver a range of agronomically desirable end points in protected crops. This can be achieved using plastics with specific spectral...

The Use of Wavelength-selective Plastic Cladding Materials in Horticulture: Understanding of Crop and Fungal Responses Through the Assessment of Biological Spectral Weighting Functions. (2005)

Paul, Nigel D., Jacobson, Rob J., Taylor, Anna, Wargent, Jason J., Moore, Jason P.

Plant responses to light spectral quality can be exploited to deliver a range of agronomically desirable end points in protected crops. This can be achieved using plastics with specific spectral...

Decay of intestinal enterococci concentrations in high-energy estuarine and coastal waters: towards real-time T90 values for modelling faecal indicators in recreational waters. (2005)

Kay, D., Stapleton, C. M., Wyer, M. D., McDonald, A. T., Crowther, J., Paul, Nigel D., ...

Intestinal enterococci are the principal ‘health-evidence-based’ parameter recommended by WHO for the assessment of marine recreational water compliance. Understanding the survival...

Physical disturbance of an upland grassland influences the impact of elevated UV-B on metabolic profiles of below-ground micro-organisms. (2004)

Avery, L. M., Thorpe, P. C., Thompson, K., Paul , Nigel D., Grime , J. P., West , H. M.

This investigation determined the response of soil microbial communities to enhanced UV-B radiation and disturbance in upland grassland. A factorial field experiment encompassing two levels of UV-B...

Crosstalk between plant responses to pathogens and herbivores : a view from the outside in. (2004)

Taylor, Jane E., Hatcher, Paul E., Paul, Nigel D.

Plants encounter numerous pests and pathogens in the natural environment. An appropriate response to attack by such organisms can lead to tolerance or resistance mechanisms that enable the plant to...

Crosstalk between plant responses to pathogens and herbivores: a view from the outside in (2004)

Taylor, Jane E., Hatcher, Paul E., Paul, Nigel D.

Plants encounter numerous pests and pathogens in the natural environment. An appropriate response to attack by such organisms can lead to tolerance or resistance mechanisms that enable the plant to...

Exogenous jasmonic acid mimics herbivore induced systemic increase in cell wall bound peroxidase activity and reductions in leaf expansion. (2003)

Moore, Jason P., Paul, Nigel D., Whittaker, John B., Taylor, Jane E.

Summary 1. Jasmonic acid (JA), a ubiquitous regulator of the wound response in plants, is part of a long distance defence signalling pathway and when applied exogenously induces several defence...

The use of clip cages to restrain insects reduces leaf expansion systemically in Rumex obtusifolius. (2003)

Moore, Jason P., Taylor, Jane E., Paul, Nigel D., Whittaker, John B.

1. Clip cages have been used widely by experimental ecologists to contain insects on plants. 2. Under controlled conditions, the effect of applying clip cages alone and clip cages and the chrysomelid...

Reduced leaf expansion as a cost of systemic induced resistance to herbivory. (2003)

Moore, Jason P., Taylor, Jane E., Paul, Nigel D., Whittaker, John B.

Summary 1. We investigated whether increases in cell wall peroxidases link the benefits of induced resistance and the potential ecological costs of reduced leaf expansion. 2. Rumex obtusifolius is a...

Ecological roles of solar UV radiation : towards an integrated approach. (2003)

Paul, Nigel D., Gwynn-Jones, Dylan

Research into the effects of ultraviolet (UV) radiation on terrestrial ecosystems remains a relatively new discipline that is currently split into two broad themes: the effects of increased UV-B...

Crosstalk between plant responses to pathogens and herbivores: a view from the outside in (2003)

Taylor, Jane E., Hatcher, Paul E., Paul, Nigel D.

Plants encounter numerous pests and pathogens in the natural environment. An appropriate response to attack by such organisms can lead to tolerance or resistance mechanisms that enable the plant to...

Crosstalk between plant responses to pathogens and herbivores: a view from the outside in (2003)

Taylor, Jane E., Hatcher, Paul E., Paul, Nigel D.

Plants encounter numerous pests and pathogens in the natural environment. An appropriate response to attack by such organisms can lead to tolerance or resistance mechanisms that enable the plant to...

The green tea polyphenol, epigallocatechin-3-gallate (EGCG), protects against the oxidative cellular and genotoxic effects of UVA radiation. (2002)

Tobi, Simon E., Gilbert, Mileka, Paul, Nigel D., McMillan , Trevor J.

A number of biological activities have been ascribed to the major green tea polyphenol epigallocatechin-3-gallate (EGCG) to explain its chemopreventive properties. Its antioxidant properties emerge...

Elimination of oxalate contamination in RNA isolation from Rumex obtusifolius. (2002)

Tinney, Glenda W., Pritchard, Susan C., Gonzalez, Raquel, Paul, Nigel D., Hatcher, Paul E., Taylor, Jane E.

Many plant RNA isolation techniques aim to prevent contamination by means of secondary phenolics, carbohydrates, RNase, and other chemicals. However, when applied in our laboratory to the isolation...

The system management approach of biological weed control : some theoretical considerations and aspects of application (2001)

Frantzen, J., Paul, Nigel D., Müller-schärer , H.

Theoretical considerations behind the system management approach of biological weed control are presented. These include, a part describing and explaining the effects of parasitic fungi on crop –...

The direct effects of UVB radiation (290-315nm) on Betula pubescens litter decomposting at four European field sites. (2001)

Moody, Sandra A., Paul, Nigel D., Björn, Lars Olaf, Callaghan, Terry V., Lee , John A., Manetas, Yiannis, ...

A co-ordinated series of field experiments were conducted to consider the effects of elevated UV-B radiation applied directly to decomposing plant litter. Betula pubescens was decomposed under...

The direct effects of UV-B radiation on Betula pubescens litter decomposing at four European field sites (2001)

Moody, Sandra A., Paul, Nigel D., Bjorn, Lars O., Callaghan, Terry V., Lee, John A., Manetas, Yiannis, ...

A co-ordinated series of field experiments were conducted to consider the effects of elevated UV-B radiation applied directly to decomposing plant litter. Betula pubescens was decomposed under...

The effects of UVB and temperature on the survival of natural populations and pure cultures of Campylobacter jejuni, Camp. coli, Camp. lari and urease positive thermophilic campylobacters (UPTC) in surface waters. (2001)

Obiri-Danso, K., Paul, Nigel D., Jones, K.

Aims: To determine whether diurnal and seasonal variations in campylobacters in surface waters result from the effects of temperature and u.v. radiation, and whether natural populations of...

The direct effects of UV-B radiation on Betula pubescens litter decomposing at four European field sites (2001)

Moody, Sandra A., Paul, Nigel D., Björn, Lars Olof, Callaghan, Terry V., Lee, John A., Manetas, Yiannis, ...

A co-ordinated series of field experiments were conducted to consider the effects of elevated UV-B radiation applied directly to decomposing plant litter. Betula pubescens was decomposed under...

Beetle grazing reduces natural infection of Rumex obtusifolius by fungal pathogens. (2000)

Hatcher, P. E., Paul, Nigel D.

In previously reported laboratory experiments, infection of Rumex obtusifolius by the rust fungus Uromyces rumicis was decreased on leaves which had prior herbivory by the beetle Gastrophysa...

Coping with multiple enemies : an integration of molecular and ecological perspectives. (2000)

Paul, Nigel D., Taylor, Jane E., Hatcher, Paul E.

How plants respond to attack by the range of herbivores and pathogens that confront them in the field is the subject of considerable research by both molecular biologists and ecologists. However, in...

Stratospheric ozone depletion, UV-B radiation and crop disease. (2000)

Paul, Nigel D.

Ultraviolet-B radiation (UV-B: 290–315 nm) is expected to increase as the result of stratospheric ozone depletion. Within the environmental range, UV-B effects on host plants appear to be largely a...

Variation in the responses of litter and phylloplane fungi to UV-B radiation. (1999)

Moody, Sandra A., Newsham, Kevin K., Ayres, Peter G., Paul, Nigel D.

The development of 12 litter and seven phylloplane fungal species was examined from spore germination to colony sporulation across a series of environmentally relevant UV-B doses. For the litter...

Disease and decomposition : contrasting aspects of UV-B effects on microbes. (1999)

Paul, Nigel D., Moody, S.

Increased UVB radiation, arising from stratospheric ozone depletion may influence crops and native vegetation by altering a range of plant-microbe interactions, including disease and decomposition....

The effect of the time of sampling on the compliance of beaches in the north west UK with the EU directive on bathing water quality. (1999)

Obiri-Danso, K., Jones, K., Paul, Nigel D.

The ability of Morecambe´s three designated bathing waters to pass the EU Directive on Bathing Water Quality depends on the time of day when the sample is taken, the indicator organism tested for...

Response of barley and pea crops to supplementary UV-B radiation. (1999)

Stephen, J., Woodfin, R., Corlett, J. E., Paul, Nigel D., Jones, H. G., Ayres, P. G.

Four cultivars of winter barley (Hordeum vulgare L.) and two cultivars of combining pea (Pisum sativum L.) were grown in the field in the UK (52°N) and irradiated under banks of UV-B lamps in...

The influence of UV-B radiation on the physicochemical nature of tobacco (Nicotiana tabacum L.) leaf surfaces. (1996)

Barnes, Jeremy D., Percy, Kevin E., Paul, Nigel D., Jones, Pam, Mclaughlin, Chris K., Mullineaux, Phil M., ...

Relationships between leaf wettability and surface physicochemical characteristics were examined in two genotypes of tobacco (Nicotiana tabacum L. cv. Samsun) grown under controlled conditions at...

The influence of UV-B radiation on the physicochemical nature of tobacco (Nicotiana tabacum L.) leaf surfaces (1996)

Barnes, Jeremy D., Percy, Kevin E., Paul, Nigel D., Jones, Pam, McLaughlin, Chris K., Mullineaux, Phil M., ...

Relationships between leaf wettability and surface physicochemical characteristics were examined in two genotypes of tobacco (Nicotiana tabacum L. cv. Samsun) grown under controlled conditions at...

The effect of natural and simulated insect herbivory, and leaf age, on the process of infection of Rumex crispus L. and R. obtusifolius L. by Uromyces rumicis (Schum.) Wint. (1995)

Ayres, Peter G., Hatcher, Paul E., Paul, Nigel D.

The development of uredinia of Uromyces rumicis (Schum.) Wint. was studied on Rumex crispus L. and R. obtusifolius L. plants inoculated in the laboratory. Fewer uredinia developed on leaves injured...

Variation in susceptibility and tolerance within and between populations of Tussilago farfara L. infected by Coleosporium tussilaginis (Pers.) Berk. (1995)

De Nooij, Marianne P., Paul, Nigel D., Ayres, Peter G.

Quantitative variation in susceptibility to infection by the rust Coleosporium tussilaginis, and in reduction in growth owing to the infection, were determined in 30 clonally propagated genotypes of...

The effect of a foliar disease (rust) on the development of Gastrophysa viridula (Coleoptera: Chrysomelidae). (1994)

Hatcher, Paul E., Paul, Nigel D., Ayres, Peter G., Whittaker, John B.

1. Gastrophysa viridula Degeer (Coleoptera: Chrysomelidae) and the pathogenic rust fungus Uromyces rumicis (Schum.) Wint. both occur on leaves of Rumex crispus L. and R.obtusifolius L. Individual...

Mycoherbicides and other biocontrol agents for Senecio spp. (1993)

Paul, Nigel D., Ayres, Peter G., Hallett, Steven G.

Classical biocontrol of Senecio jacobaea (ragwort) has generally utilised herbivorous insects, although the nisi Puccinia expansa has also been considered. Although this rust is specific and damaging...

The role of isoprene in insect herbivory

Laothawornkitkul, Jullada, Paul, Nigel D, Vickers, Claudia E, Possell, Malcolm, Mullineaux, Philip M, Hewitt, C Nicholas, ...

Several hypotheses have previously been proposed to explain the function of isoprene in plants, including its ability to protect the leaf metabolic machinery from transient high temperature1,2 and...