R Walker

Summary

Affiliation: University of Surrey
Country: UK

Publications

  1. ncbi request reprint The significance of excursions above the ADI: duration in relation to pivotal studies
    R Walker
    School of Biological Sciences, University of Surrey, Guildford, United Kingdom
    Regul Toxicol Pharmacol 30:S114-8. 1999
  2. ncbi request reprint The significance of excursions above the ADI. Case study: monosodium glutamate
    R Walker
    University of Surrey, School of Biological Sciences, Guildford, Surrey, United Kingdom
    Regul Toxicol Pharmacol 30:S119-21. 1999
  3. ncbi request reprint Criteria for risk assessment of botanical food supplements
    R Walker
    School of Biomedical and Molecular Sciences, University of Surrey, Guildford, GU2 7XH, Surrey, UK
    Toxicol Lett 149:187-95. 2004
  4. ncbi request reprint Hazard characterisation of chemicals in food and diet. dose response, mechanisms and extrapolation issues
    E Dybing
    National Institute of Public Health, Department of Environmental Medicine, PO Box 4404 Nydalen, N 0403, Oslo, Norway
    Food Chem Toxicol 40:237-82. 2002
  5. ncbi request reprint Risk characterisation of chemicals in food and diet
    A G Renwick
    University of Southampton, Clinical Pharmacology Group, School of Medicine, Biomedical Sciences Building, Bassett Crescent East, SO16 7PX, Southampton, UK
    Food Chem Toxicol 41:1211-71. 2003
  6. ncbi request reprint Guidance for the safety assessment of botanicals and botanical preparations for use in food and food supplements
    B Schilter
    Nestle, Nestle Research Centre, PO Box 44, Vers chez les Blanc, CH 1000 Lausanne 26, Switzerland
    Food Chem Toxicol 41:1625-49. 2003
  7. ncbi request reprint Safety issues of botanicals and botanical preparations in functional foods
    R Kroes
    Institute for Risk Assessment Sciences IRAS, Utrecht University, P O Box 80176, NL 3508 TD Utrecht, The Netherlands
    Toxicology 198:213-20. 2004
  8. doi request reprint Risk assessment of micronutrients
    A G Renwick
    School of Medicine, Faculty of Medicine, Health and Life Sciences, University of Southampton, Southampton SO16 7PX, UK
    Toxicol Lett 180:123-30. 2008

Collaborators

Detail Information

Publications8

  1. ncbi request reprint The significance of excursions above the ADI: duration in relation to pivotal studies
    R Walker
    School of Biological Sciences, University of Surrey, Guildford, United Kingdom
    Regul Toxicol Pharmacol 30:S114-8. 1999
    ....
  2. ncbi request reprint The significance of excursions above the ADI. Case study: monosodium glutamate
    R Walker
    University of Surrey, School of Biological Sciences, Guildford, Surrey, United Kingdom
    Regul Toxicol Pharmacol 30:S119-21. 1999
    ....
  3. ncbi request reprint Criteria for risk assessment of botanical food supplements
    R Walker
    School of Biomedical and Molecular Sciences, University of Surrey, Guildford, GU2 7XH, Surrey, UK
    Toxicol Lett 149:187-95. 2004
    ..Human studies of efficacy and possible side effects may help in determining the acceptable margin of exposure. A decision tree will be presented to assist in determining the extent of data requirements based on the nature of the product...
  4. ncbi request reprint Hazard characterisation of chemicals in food and diet. dose response, mechanisms and extrapolation issues
    E Dybing
    National Institute of Public Health, Department of Environmental Medicine, PO Box 4404 Nydalen, N 0403, Oslo, Norway
    Food Chem Toxicol 40:237-82. 2002
    ..Macronutrients and whole foods must be evaluated on a case-by-case basis and cannot follow a routine assessment protocol...
  5. ncbi request reprint Risk characterisation of chemicals in food and diet
    A G Renwick
    University of Southampton, Clinical Pharmacology Group, School of Medicine, Biomedical Sciences Building, Bassett Crescent East, SO16 7PX, Southampton, UK
    Food Chem Toxicol 41:1211-71. 2003
  6. ncbi request reprint Guidance for the safety assessment of botanicals and botanical preparations for use in food and food supplements
    B Schilter
    Nestle, Nestle Research Centre, PO Box 44, Vers chez les Blanc, CH 1000 Lausanne 26, Switzerland
    Food Chem Toxicol 41:1625-49. 2003
    ....
  7. ncbi request reprint Safety issues of botanicals and botanical preparations in functional foods
    R Kroes
    Institute for Risk Assessment Sciences IRAS, Utrecht University, P O Box 80176, NL 3508 TD Utrecht, The Netherlands
    Toxicology 198:213-20. 2004
    ..This guidance tool in safety assessment was developed by an expert group of the International Life Sciences Institute (ILSI), European Branch, and is currently in press. In this paper a summarised version of this tool is presented...
  8. doi request reprint Risk assessment of micronutrients
    A G Renwick
    School of Medicine, Faculty of Medicine, Health and Life Sciences, University of Southampton, Southampton SO16 7PX, UK
    Toxicol Lett 180:123-30. 2008
    ..Risk-benefit approaches have been developed recently that balance the risk of toxicity against the risk of deficiency, and offer the potential for more scientifically based methods...