G J McDougall

Summary

Affiliation: Rowett Research Institute
Country: UK

Publications

  1. ncbi request reprint Cell-wall proteins from Sitka spruce xylem are selectively insolubilised during formation of dehydrogenation polymers of coniferyl alcohol
    G J McDougall
    Biochemistry and Cell Biology Division, Scottish Crop Research Institute, Invergowrie, Dundee, Scotland, UK
    Phytochemistry 57:157-63. 2001
  2. ncbi request reprint Limit dextrinase from germinating barley has endotransglycosylase activity, which explains its activation by maltodextrins
    Gordon J McDougall
    Quality Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, Scotland, UK
    Planta 218:542-51. 2004
  3. ncbi request reprint Different polyphenolic components of soft fruits inhibit alpha-amylase and alpha-glucosidase
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee, DD2 5DA, UK
    J Agric Food Chem 53:2760-6. 2005
  4. ncbi request reprint Anthocyanin-flavanol condensation products from black currant (Ribes nigrum L.)
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, United Kingdom
    J Agric Food Chem 53:7878-85. 2005
  5. ncbi request reprint The inhibitory effects of berry polyphenols on digestive enzymes
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, UK
    Biofactors 23:189-95. 2005
  6. doi request reprint Assessing the influence of genotype and temperature on polyphenol composition in cloudberry (Rubus chamaemorus L.) using a novel mass spectrometric method
    G J McDougall
    Environmental and Biochemical Sciences Group, Enhancing Crop Production and Utilisation Theme, The James Hutton Institute, Invergowrie, Dundee, DD2 5DA, Scotland
    J Agric Food Chem 59:10860-8. 2011
  7. ncbi request reprint Current developments on the inhibitory effects of berry polyphenols on digestive enzymes
    Gordon J McDougall
    Plant Products and Food Quality Programme, Scottish Crop Research Institute, Invergowrie, Dundee, Scotland, UK
    Biofactors 34:73-80. 2008
  8. ncbi request reprint A comparison of proteins from the developing xylem of compression and non-compression wood of branches of sitka spruce (Picea sitchensis) reveals a differentially expressed laccase
    G J McDougall
    Unit of Plant Biochemistry, Biochemistry and Cell Biology Division, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, Scotland, UK
    J Exp Bot 51:1395-401. 2000
  9. ncbi request reprint Metabolomic approach to identifying bioactive compounds in berries: advances toward fruit nutritional enhancement
    Derek Stewart
    Quality, Health and Nutrition Programme, SCRI, Dundee DD2 5DA, Scotland, UK
    Mol Nutr Food Res 51:645-51. 2007
  10. doi request reprint Berry extracts exert different antiproliferative effects against cervical and colon cancer cells grown in vitro
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee, Scotland DD2 5DA, UK
    J Agric Food Chem 56:3016-23. 2008

Collaborators

Detail Information

Publications17

  1. ncbi request reprint Cell-wall proteins from Sitka spruce xylem are selectively insolubilised during formation of dehydrogenation polymers of coniferyl alcohol
    G J McDougall
    Biochemistry and Cell Biology Division, Scottish Crop Research Institute, Invergowrie, Dundee, Scotland, UK
    Phytochemistry 57:157-63. 2001
    ..The DHPs had tightly bound peroxidase and oxidase activity, which suggested that these polypeptides were active in their insolubilised state. The mechanism and selectivity of insolubilisation of these enzymes is discussed...
  2. ncbi request reprint Limit dextrinase from germinating barley has endotransglycosylase activity, which explains its activation by maltodextrins
    Gordon J McDougall
    Quality Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, Scotland, UK
    Planta 218:542-51. 2004
    ..Transglycosylation was inhibited by unlabelled maltotriose. How transglycosylation accounts for the apparent activation of limit dextrinase by maltodextrins and the physiological relevance of this novel reaction are discussed...
  3. ncbi request reprint Different polyphenolic components of soft fruits inhibit alpha-amylase and alpha-glucosidase
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee, DD2 5DA, UK
    J Agric Food Chem 53:2760-6. 2005
    ..The inhibitory components were identified as ellagitannins using LC-MS-MS. This study suggests that different polyphenolic components of fruits may influence different steps in starch digestion in a synergistic manner...
  4. ncbi request reprint Anthocyanin-flavanol condensation products from black currant (Ribes nigrum L.)
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, United Kingdom
    J Agric Food Chem 53:7878-85. 2005
    ....
  5. ncbi request reprint The inhibitory effects of berry polyphenols on digestive enzymes
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, UK
    Biofactors 23:189-95. 2005
    ....
  6. doi request reprint Assessing the influence of genotype and temperature on polyphenol composition in cloudberry (Rubus chamaemorus L.) using a novel mass spectrometric method
    G J McDougall
    Environmental and Biochemical Sciences Group, Enhancing Crop Production and Utilisation Theme, The James Hutton Institute, Invergowrie, Dundee, DD2 5DA, Scotland
    J Agric Food Chem 59:10860-8. 2011
    ..Therefore, abbreviated MS techniques can discern genetic and/or environmental influences in polyphenol composition and can quickly assess quality in breeding programmes or in response to environmental changes...
  7. ncbi request reprint Current developments on the inhibitory effects of berry polyphenols on digestive enzymes
    Gordon J McDougall
    Plant Products and Food Quality Programme, Scottish Crop Research Institute, Invergowrie, Dundee, Scotland, UK
    Biofactors 34:73-80. 2008
    ....
  8. ncbi request reprint A comparison of proteins from the developing xylem of compression and non-compression wood of branches of sitka spruce (Picea sitchensis) reveals a differentially expressed laccase
    G J McDougall
    Unit of Plant Biochemistry, Biochemistry and Cell Biology Division, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, Scotland, UK
    J Exp Bot 51:1395-401. 2000
    ..The differential expression of oxidases in compression and non-compression xylem is discussed...
  9. ncbi request reprint Metabolomic approach to identifying bioactive compounds in berries: advances toward fruit nutritional enhancement
    Derek Stewart
    Quality, Health and Nutrition Programme, SCRI, Dundee DD2 5DA, Scotland, UK
    Mol Nutr Food Res 51:645-51. 2007
    ....
  10. doi request reprint Berry extracts exert different antiproliferative effects against cervical and colon cancer cells grown in vitro
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee, Scotland DD2 5DA, UK
    J Agric Food Chem 56:3016-23. 2008
    ..The tannin-rich fraction was almost entirely composed of procyanidins of linkage type A and B. Therefore, the antiproliferative activity of lingonberry was caused predominantly by procyanidins...
  11. ncbi request reprint Assessing potential bioavailability of raspberry anthocyanins using an in vitro digestion system
    Gordon J McDougall
    Quality, Health and Nutrition Program, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee, DD2 5DA, United Kingdom
    J Agric Food Chem 53:5896-904. 2005
    ..These differences in stability and their importance for the bioavailability of anthocyanins are discussed...
  12. ncbi request reprint Antiproliferative activity is predominantly associated with ellagitannins in raspberry extracts
    Heather A Ross
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, UK
    Phytochemistry 68:218-28. 2007
    ..The ellagitannin-rich bound fraction had the highest antioxidant capacity as measured by the ferric reducing antioxidant potential (FRAP) assay. The mechanism by which the ellagitannins inhibit proliferation of cancer cells is discussed...
  13. ncbi request reprint Anthocyanins from red wine--their stability under simulated gastrointestinal digestion
    G J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, UK
    Phytochemistry 66:2540-8. 2005
    ..Assuming that the vitisin A derivatives display similar biological properties to their parent anthocyanins, their enhanced gastrointestinal stability could lead to enhanced bioavailability and bio-effectiveness in vivo...
  14. ncbi request reprint Fourier-transform infrared and Raman spectroscopic evidence for the incorporation of cinnamaldehydes into the lignin of transgenic tobacco (Nicotiana tabacum L.) plants with reduced expression of cinnamyl alcohol dehydrogenase
    D Stewart
    Unit for Industrial Crops, Department of Cellular and Environmental Physiology, Scottish Crop Research Institute, DD2 5DA, Dundee, UK
    Planta 201:311-8. 1997
    ..In addition, these non-destructive analyses also suggest that the plants transformed with antisense CAD, in particular clone 37, may contain lignin that is less condensed (cross-linked) than that of the wild-type...
  15. ncbi request reprint Anthocyanins from red cabbage--stability to simulated gastrointestinal digestion
    Gordon J McDougall
    Quality, Health and Nutrition Programme, Genes to Products Theme, Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, United Kingdom
    Phytochemistry 68:1285-94. 2007
    ..There was also a relationship between the type of acylated hydroxycinnamic acid and stability to pancreatic digestion...
  16. ncbi request reprint Black tea polyphenols mimic insulin/insulin-like growth factor-1 signalling to the longevity factor FOXO1a
    Amy R Cameron
    Neurosciences Institute, Ninewells Hospital and Medical School, University of Dundee, Dundee, Scotland
    Aging Cell 7:69-77. 2008
    ..Further investigation in these two areas might provide insight into how age-related metabolic disease may be deferred...
  17. ncbi request reprint Benzothiadiazole induces the accumulation of phenolics and improves resistance to powdery mildew in strawberries
    Anne T Hukkanen
    Department of Biosciences, University of Kuopio, P O Box 1627, FIN 70211 Kuopio, Finland
    J Agric Food Chem 55:1862-70. 2007
    ..The findings show that BTH can enhance the accumulation of phenolics in strawberry plants which may then be involved in the BTH-induced resistance to powdery mildew...