Angela E Douglas

Summary

Affiliation: University of York
Country: UK

Publications

  1. ncbi Low genetic diversity among pea aphid (Acyrthosiphon pisum) biotypes of different plant affiliation
    L M Birkle
    Department of Biology, University of York, PO Box 373, York YO10 5YW, UK
    Heredity (Edinb) 82:605-12. 1999
  2. doi Conflict, cheats and the persistence of symbioses
    Angela E Douglas
    Department of Biology, University of York, York, YO10 5YW, UK
    New Phytol 177:849-58. 2008
  3. ncbi Symbiotic microorganisms: untapped resources for insect pest control
    Angela E Douglas
    Department of Biology, University of York, PO Box 373, York, UK, YO10 5YW
    Trends Biotechnol 25:338-42. 2007
  4. ncbi Sweet problems: insect traits defining the limits to dietary sugar utilisation by the pea aphid, Acyrthosiphon pisum
    A E Douglas
    Department of Biology Area 2, University of York, UK
    J Exp Biol 209:1395-403. 2006
  5. ncbi Phloem-sap feeding by animals: problems and solutions
    A E Douglas
    Department of Biology, University of York, PO Box 373, York YO10 5YW, UK
    J Exp Bot 57:747-54. 2006
  6. ncbi Coral bleaching--how and why?
    A E Douglas
    Department of Biology Area 2, University of York, P O Box 373, York YO10 5YW, UK
    Mar Pollut Bull 46:385-92. 2003
  7. pmc The central role of the host cell in symbiotic nitrogen metabolism
    Sandy J Macdonald
    Department of Biology Area 10, University of York, York, UK
    Proc Biol Sci 279:2965-73. 2012
  8. pmc Symbiotic bacteria enable insect to use a nutritionally inadequate diet
    E Akman Gündüz
    Department of Biology, University of York, York YO10 5YW, UK
    Proc Biol Sci 276:987-91. 2009
  9. pmc A fragile metabolic network adapted for cooperation in the symbiotic bacterium Buchnera aphidicola
    Gavin H Thomas
    Department of Biology, University of York, PO Box 373, York, YO10 5YW, UK
    BMC Syst Biol 3:24. 2009
  10. doi Interactions between a luteovirus and the GroEL chaperonin protein of the symbiotic bacterium Buchnera aphidicola of aphids
    Sophie Bouvaine
    Department of Biology, University of York, York, UK
    J Gen Virol 92:1467-74. 2011

Collaborators

Detail Information

Publications31

  1. ncbi Low genetic diversity among pea aphid (Acyrthosiphon pisum) biotypes of different plant affiliation
    L M Birkle
    Department of Biology, University of York, PO Box 373, York YO10 5YW, UK
    Heredity (Edinb) 82:605-12. 1999
    ..Based on arthropod nucleotide substitution rates, it is proposed that the crop-feeding biotypes of A. pisum may have diversified within the last 100 000 years and possibly much more recently, since the advent of agriculture...
  2. doi Conflict, cheats and the persistence of symbioses
    Angela E Douglas
    Department of Biology, University of York, York, YO10 5YW, UK
    New Phytol 177:849-58. 2008
    ..The principal conclusion is that, although conflict is common in symbioses, it is generally managed and contained...
  3. ncbi Symbiotic microorganisms: untapped resources for insect pest control
    Angela E Douglas
    Department of Biology, University of York, PO Box 373, York, UK, YO10 5YW
    Trends Biotechnol 25:338-42. 2007
    ..Collaboration with practitioners in pest management will ensure that the research agenda is married to agricultural and public health needs...
  4. ncbi Sweet problems: insect traits defining the limits to dietary sugar utilisation by the pea aphid, Acyrthosiphon pisum
    A E Douglas
    Department of Biology Area 2, University of York, UK
    J Exp Biol 209:1395-403. 2006
    ....
  5. ncbi Phloem-sap feeding by animals: problems and solutions
    A E Douglas
    Department of Biology, University of York, PO Box 373, York YO10 5YW, UK
    J Exp Bot 57:747-54. 2006
    ..Even so, ant species strongly dependent on honeydew as food may benefit from nutrients derived from their symbiotic bacteria Blochmannia...
  6. ncbi Coral bleaching--how and why?
    A E Douglas
    Department of Biology Area 2, University of York, P O Box 373, York YO10 5YW, UK
    Mar Pollut Bull 46:385-92. 2003
    ....
  7. pmc The central role of the host cell in symbiotic nitrogen metabolism
    Sandy J Macdonald
    Department of Biology Area 10, University of York, York, UK
    Proc Biol Sci 279:2965-73. 2012
    ..Host cell-mediated nitrogen recycling may be general among insect symbioses with shared EAA biosynthetic pathways generated by the loss of symbiont genes mediating terminal reactions in EAA synthesis...
  8. pmc Symbiotic bacteria enable insect to use a nutritionally inadequate diet
    E Akman Gündüz
    Department of Biology, University of York, York YO10 5YW, UK
    Proc Biol Sci 276:987-91. 2009
    ..It shows how symbiosis with micro-organisms has enabled this group of animals to escape from the constraint of requiring a balanced dietary supply of amino acids...
  9. pmc A fragile metabolic network adapted for cooperation in the symbiotic bacterium Buchnera aphidicola
    Gavin H Thomas
    Department of Biology, University of York, PO Box 373, York, YO10 5YW, UK
    BMC Syst Biol 3:24. 2009
    ..coli genome...
  10. doi Interactions between a luteovirus and the GroEL chaperonin protein of the symbiotic bacterium Buchnera aphidicola of aphids
    Sophie Bouvaine
    Department of Biology, University of York, York, UK
    J Gen Virol 92:1467-74. 2011
    ....
  11. ncbi Quantifying nutrient production by the microbial symbionts in an aphid
    A E Douglas
    Department of Biology, University of York, York YO10 5YW, UK
    J Exp Biol 204:349-58. 2001
    ....
  12. ncbi The impact of host plant on the abundance and function of symbiotic bacteria in an aphid
    T L Wilkinson
    Department of Biology, University of York, York, YO10 5YW, UK
    J Exp Biol 204:3027-38. 2001
    ..purpureum. This study offers the first evidence to suggest plant-mediated interference with the nutritional function of symbiotic bacteria in any phytophagous insect...
  13. ncbi Amino acid composition and nutritional quality of potato leaf phloem sap for aphids
    A J Karley
    Department of Biology, University of York, Heslington, York, YO10 5YW, UK
    J Exp Biol 205:3009-18. 2002
    ..These data suggest that amino acid composition of the phloem is one factor shaping the nutritional quality of plants for aphids...
  14. ncbi The causes and processes of the mid-summer population crash of the potato aphids Macrosiphum euphorbiae and Myzus persicae (Hemiptera: Aphididae)
    A J Karley
    Department of Biology, University of York, Heslington, York, YO10 5YW, UK
    Bull Entomol Res 93:425-38. 2003
    ..Using these data, an excitable medium model was constructed, which provided a robust description of aphid population dynamics in terms of plant development-induced changes in aphid fecundity and temporal change in natural enemy pressure...
  15. ncbi Metabolite comparisons and the identity of nutrients translocated from symbiotic algae to an animal host
    L F Whitehead
    Department of Biology Area 2, University of York, Heslington, York, YO10 5YW, UK
    J Exp Biol 206:3149-57. 2003
    ..viridis. Metabolite comparisons can be applied to study nutritional interactions in symbioses involving photosynthetic algae and, with appropriate modification, other associations between microorganisms and plants or animals...
  16. ncbi The impact of coral bleaching on the pigment profile of the symbiotic alga, Symbiodinium
    Alexander A Venn
    Department of Biology, University of York, York, UK
    Plant Cell Environ 29:2133-42. 2006
    ....
  17. ncbi Molecular quantification of symbiotic dinoflagellate algae of the genus Symbiodinium
    Jeannette E Loram
    Department of Biology, University of York, York, YO10 5YW, UK
    Biol Bull 212:259-68. 2007
    ..6% of the alternative clade. Further research is required to establish the contribution that algal cells at low density in symbiosis and external to the symbiosis make to the minor clade...
  18. ncbi Importance of time and place: patterns in abundance of Symbiodinium clades A and B in the tropical sea anemone Condylactis gigantea
    A A Venn
    Department of Biology, University of York, York, YO10 5YW, United Kingdom
    Biol Bull 215:243-52. 2008
    ..This suggests that changes in the relative abundance of Symbiodinium clades do not require bleaching and may even protect the symbiosis from large fluctuations in algal density...
  19. pmc Impact of plant nutrients on the relationship between a herbivorous insect and its symbiotic bacteria
    S M Chandler
    Department of Biology, University of York, York, UK
    Proc Biol Sci 275:565-70. 2008
    ..It is suggested that the phloem nutrient profile of L. purpureum promotes deleterious traits in the secondary symbionts and disturbs insect controls over bacterial abundance...
  20. ncbi Functional significance of genetically different symbiotic algae Symbiodinium in a coral reef symbiosis
    J E Loram
    Department of Biology Area 2, University of York, York YO10 5YW, UK
    Mol Ecol 16:4849-57. 2007
    ..This study provides a first exploration of how the core symbiotic function of photosynthate transfer to the host varies with the genotype of Symbiodinium, an algal symbiont which underpins corals and, hence, coral reef ecosystems...
  21. pmc Microbe-dependent and nonspecific effects of procedures to eliminate the resident microbiota from Drosophila melanogaster
    Emma V Ridley
    Department of Biology, University of York, York, UK
    Appl Environ Microbiol 79:3209-14. 2013
    ....
  22. ncbi Microbial impacts on plant-herbivore interactions: the indirect effects of a birch pathogen on a birch aphid
    Scott N Johnson
    Department of Biology, University of York, P O Box 373, York, YO10 5YW UK
    Oecologia 134:388-96. 2003
    ..These changes in plant chemistry are similar to those occurring during leaf senescence, and are proposed as the mechanistic basis for the positive interaction between the fungus and aphid...
  23. pmc Diversity of bacteria associated with natural aphid populations
    S Haynes
    Department of Biology, University of York, York YO10 5YW, England
    Appl Environ Microbiol 69:7216-23. 2003
    ..Both the transmission patterns of the accessory bacteria between individual aphids and their impact on aphid fitness are suggested to influence the prevalence of accessory bacterial taxa in natural aphid populations...
  24. doi A water-specific aquaporin involved in aphid osmoregulation
    A J Shakesby
    Department of Biology, University of York, York, UK
    Insect Biochem Mol Biol 39:1-10. 2009
    ..Taken together, these data suggest that ApAQP1 contributes to the molecular basis of water cycling in the aphid gut...
  25. pmc Impact of the resident microbiota on the nutritional phenotype of Drosophila melanogaster
    Emma V Ridley
    Department of Biology, University of York, York, United Kingdom
    PLoS ONE 7:e36765. 2012
    ..Drosophila melanogaster is an experimentally tractable system to study host-microbial interactions...
  26. ncbi BuchneraBASE: a post-genomic resource for Buchnera sp. APS
    M Dennis Prickett
    Department of Biology, University of York, York YO10 5YW, UK
    Bioinformatics 22:641-2. 2006
    ..The database is designed to accommodate genome-wide post-genomic datasets that are becoming available for this organism...
  27. pmc Genomes at the interface between bacteria and organelles
    Angela E Douglas
    Department of Biology, University of York, PO Box 373, York YO10 5YW, UK
    Philos Trans R Soc Lond B Biol Sci 358:5-17; discussion 517-8. 2003
    ..Genetically and functionally, these insect symbionts show considerable similarity to organelles...
  28. pmc Elucidation of the transmission patterns of an insect-borne bacterium
    A C Darby
    Department of Biology, University of York, York YO10 5YW, United Kingdom
    Appl Environ Microbiol 69:4403-7. 2003
    ..pisum can be maintained by high vertical transmission rates and occasional horizontal transmission, possibly via the oral route, in the absence of selection either for or against aphids bearing this bacterium...
  29. ncbi Molecular characterisation of a candidate gut sucrase in the pea aphid, Acyrthosiphon pisum
    D R G Price
    Department of Biology, University of York, P O Box 373, York YO10 5YW, UK
    Insect Biochem Mol Biol 37:307-17. 2007
    ..When expressed heterologously in Xenopus embryos, APS1 was membrane-bound and had sucrase activity. It is concluded that APS1 is a dominant, and possibly sole, protein mediating sucrase activity in the aphid gut...
  30. ncbi The significance of gut sucrase activity for osmoregulation in the pea aphid, Acyrthosiphon pisum
    A J Karley
    Department of Biology, University of York, UK
    J Insect Physiol 51:1313-9. 2005
    ..8 days, probably as a consequence of osmotic failure. It is concluded that the aphid gut sucrase activity is essential for osmoregulation of aphids ingesting food hyperosmotic to their body fluids...
  31. ncbi Molecular diversity of dinoflagellate symbionts of Cnidaria: the psbA minicircle of Symbiodinium
    Adrian C Barbrook
    Department of Biochemistry, University of Cambridge, Tennis Court Road, Cambridge CB2 1QW, UK
    Protist 157:159-71. 2006
    ..Phylogenetic analysis of the non-coding region of the psbA minicircle indicates that minicircle sequences could be a useful chloroplast-derived marker for differentiating both closely related and distantly related Symbiodinium isolates...