Benjamin P Oldroyd

Summary

Affiliation: University of Sydney
Country: Australia

Publications

  1. pmc Thelytokous parthenogenesis in unmated queen honeybees (Apis mellifera capensis): central fusion and high recombination rates
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, NSW, Australia
    Genetics 180:359-66. 2008
  2. pmc Effects of selection for honey bee worker reproduction on foraging traits
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, New South Wales, Australia
    PLoS Biol 6:e56. 2008
  3. ncbi request reprint Genetic diversity promotes homeostasis in insect colonies
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    Trends Ecol Evol 22:408-13. 2007
  4. pmc What's killing American honey bees?
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, New South Wales, Australia
    PLoS Biol 5:e168. 2007
  5. doi request reprint Intergenerational reproductive parasitism in a stingless bee
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, NSW 2006, Australia
    Mol Ecol 18:3958-60. 2009
  6. doi request reprint Six quantitative trait loci influence task thresholds for hygienic behaviour in honeybees (Apis mellifera)
    Peter R Oxley
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 19:1452-61. 2010
  7. doi request reprint Maternity of emergency queens in the Cape honey bee, Apis mellifera capensis
    Michael J Holmes
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences A12, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 19:2792-9. 2010
  8. doi request reprint A quantitative study of worker reproduction in queenright colonies of the Cape honey bee, Apis mellifera capensis
    Madeleine Beekman
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 18:2722-7. 2009
  9. pmc Cheating honeybee workers produce royal offspring
    Lyndon A Jordan
    School of Biological Sciences A12, University of Sydney, New South Wales 2006, Australia
    Proc Biol Sci 275:345-51. 2008
  10. doi request reprint Inheritance of traits associated with reproductive potential in Apis mellifera capensis and Apis mellifera scutellata workers
    Lyndon A Jordan
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    J Hered 99:376-81. 2008

Detail Information

Publications42

  1. pmc Thelytokous parthenogenesis in unmated queen honeybees (Apis mellifera capensis): central fusion and high recombination rates
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, NSW, Australia
    Genetics 180:359-66. 2008
    ..If so, they are able to influence the kind of second-division meiosis that occurs in their eggs post partum...
  2. pmc Effects of selection for honey bee worker reproduction on foraging traits
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, New South Wales, Australia
    PLoS Biol 6:e56. 2008
    ..Our findings therefore support the hypothesis that age polyethism is related to the reproductive ground plan, but they cast doubt on recent suggestions that foraging preferences and reproductive traits are pleiotropically linked...
  3. ncbi request reprint Genetic diversity promotes homeostasis in insect colonies
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    Trends Ecol Evol 22:408-13. 2007
    ....
  4. pmc What's killing American honey bees?
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, New South Wales, Australia
    PLoS Biol 5:e168. 2007
  5. doi request reprint Intergenerational reproductive parasitism in a stingless bee
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, NSW 2006, Australia
    Mol Ecol 18:3958-60. 2009
    ..2009) use microsatellites to provide yet another shocking and completely unexpected revelation about the nefarious goings-on in insect colonies: intergenerational reproductive parasitism by stingless bee workers...
  6. doi request reprint Six quantitative trait loci influence task thresholds for hygienic behaviour in honeybees (Apis mellifera)
    Peter R Oxley
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 19:1452-61. 2010
    ..These candidates will allow molecular characterization of this distinctive behavioural mode of disease resistance, as well as providing the opportunity for marker-assisted selection for this commercially significant trait...
  7. doi request reprint Maternity of emergency queens in the Cape honey bee, Apis mellifera capensis
    Michael J Holmes
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences A12, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 19:2792-9. 2010
    ..We also detected non-natal parasitism of queen cells in both settings. We therefore conclude that some A. m. capensis genotypes specialize in parasitizing queen cells...
  8. doi request reprint A quantitative study of worker reproduction in queenright colonies of the Cape honey bee, Apis mellifera capensis
    Madeleine Beekman
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 18:2722-7. 2009
    ..We show that workers produced 10.5% of workers and 0.48% of drones. Most of the workers' contribution towards the production of new workers coincided with the colonies producing new queens during reproductive swarming...
  9. pmc Cheating honeybee workers produce royal offspring
    Lyndon A Jordan
    School of Biological Sciences A12, University of Sydney, New South Wales 2006, Australia
    Proc Biol Sci 275:345-51. 2008
    ..Of the daughter queens laid by the resident queen, three were produced asexually, suggesting that queens can 'choose' to produce daughter queens clonally and thus have the potential for genetic immortality...
  10. doi request reprint Inheritance of traits associated with reproductive potential in Apis mellifera capensis and Apis mellifera scutellata workers
    Lyndon A Jordan
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    J Hered 99:376-81. 2008
    ..This increased feeding as larvae causes resulting adult workers to develop more queen-like morphology and increased reproductive potential. The number of ovarioles, in contrast, appears to be under independent genetic control...
  11. doi request reprint Asexually produced Cape honeybee queens (Apis mellifera capensis) reproduce sexually
    Madeleine Beekman
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences A12, University of Sydney, Sydney, NSW 2006, Australia
    J Hered 102:562-6. 2011
    ..Hence, once a female larva is raised as a queen, mating and sexual reproduction appears to be obligatory in this subspecies, despite the fact that worker-laid queens are derived from asexual lineages...
  12. doi request reprint Maintenance and loss of heterozygosity in a thelytokous lineage of honey bees (Apis mellifera capensis)
    Frances Goudie
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    Evolution 66:1897-906. 2012
    ..Without these ecological circumstances, sex will triumph over asexuality. In A. m. capensis, these conditions are provided by the parasitic interaction with its conspecific host, Apis mellifera scutellata...
  13. pmc Four quantitative trait loci that influence worker sterility in the honeybee (Apis mellifera)
    Peter R Oxley
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, NSW 2006, Australia
    Genetics 179:1337-43. 2008
    ..They provide the first molecular evidence for the existence of quantitative loci that influence selfish cheating behavior in a social animal...
  14. doi request reprint Effects of natural mating and CO2 narcosis on biogenic amine receptor gene expression in the ovaries and brain of queen honey bees, Apis mellifera
    Vanina Vergoz
    Behavior and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, NSW, Australia
    Insect Mol Biol 21:558-67. 2012
    ..We suggest that these changes may be central to the hormonal cascades that are necessary to initiate oogenesis...
  15. ncbi request reprint The effects of rearing temperature on developmental stability and learning and memory in the honey bee, Apis mellifera
    Julia C Jones
    School of Biological Sciences, University of Sydney, Macleay Building A12, Sydney, NSW 2006, Australia
    J Comp Physiol A Neuroethol Sens Neural Behav Physiol 191:1121-9. 2005
    ..We conclude that the most important consequence of abnormal rearing temperatures are subtle neural deficiencies affecting short-term memory rather than physical abnormalities...
  16. ncbi request reprint Experimental manipulation of ovary activation and gene expression in honey bee (Apis mellifera) queens and workers: testing hypotheses of reproductive regulation
    Graham J Thompson
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, Sydney, New South Wales, Australia
    J Exp Zool A Ecol Genet Physiol 307:600-10. 2007
    ..We use the expression pattern of all differentially expressed genes to test hypotheses for the caste-specific regulation of ovary activation in honey bees...
  17. doi request reprint A thelytokous lineage of socially parasitic honey bees has retained heterozygosity despite at least 10 years of inbreeding
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    Evolution 65:860-8. 2011
    ..We suggest that the clonal lineage can endure the costs of asexual reproduction because of the fitness benefits of its parasitic life history...
  18. ncbi request reprint Population genetics of commercial and feral honey bees in Western Australia
    Nadine C Chapman
    School of Biological Sciences A12, University of Sydney, NSW 2006, Australia
    J Econ Entomol 101:272-7. 2008
    ..Only mitotypes C1 and M6 are present in the commercial populations. The feral population contains all three mitotypes...
  19. ncbi request reprint The role of genetic diversity in nest cooling in a wild honey bee, Apis florea
    Julia C Jones
    School of Biological Sciences, Macleay Building A12, University of Sydney, Sydney, NSW 2006, Australia
    J Comp Physiol A Neuroethol Sens Neural Behav Physiol 193:159-65. 2007
    ..We suggest, therefore, that genetically based variance in task threshold is a widespread phenomenon in the genus Apis...
  20. ncbi request reprint Effects of cross-feeding anarchistic and wild type honey bees: anarchistic workers are not queen-like
    Madeleine Beekman
    School of Biological Sciences, University of Sydney, A12, 2006 Sydney, NSW, Australia
    Naturwissenschaften 90:189-92. 2003
    ..On the contrary, anarchistic larvae are fed less than wild type larvae and anarchistic workers seem to be poor nurses in that they feed larvae less, irrespective of brood genotype...
  21. ncbi request reprint Evaluating alternative hypotheses for the origin of eusociality in corbiculate bees
    Graham J Thompson
    School of Biological Sciences, University of Sydney, Macleay Building A12, Sydney, NSW 2006, Australia
    Mol Phylogenet Evol 33:452-6. 2004
    ....
  22. doi request reprint Cheaters sometimes prosper: targeted worker reproduction in honeybee (Apis mellifera) colonies during swarming
    Michael J Holmes
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Macleay A12, Science Road, Sydney, NSW, 2006, Australia
    Mol Ecol 22:4298-306. 2013
    ..By laying eggs within the period in which many colonies produce virgin queens, these rare worker subfamilies increase their direct fitness via their well-timed sons. ..
  23. ncbi request reprint Paternity frequency and maternity of males in some stingless bee species
    Kellie A Palmer
    School of Biological Sciences, University of Sydney, NSW 2006, Australia
    Mol Ecol 11:2107-13. 2002
    ..This indicates that the queen's mating frequency alone does not determine whether workers or the queen produces the males...
  24. doi request reprint Genetic evaluation of a novel system for controlled mating of the honeybee, Apis mellifera
    Peter R Oxley
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, New South Wales 2006, Australia
    J Hered 101:334-8. 2010
    ..The Horner system was found to provide at least 85% control of matings, equivalent to a 48% increase in the selection differential, when queens and drones are selected in a breeding program...
  25. ncbi request reprint Evidence for intra-colonial genetic variance in resistance to American foulbrood of honey bees ( Apis mellifera): further support for the parasite/pathogen hypothesis for the evolution of polyandry
    Kellie A Palmer
    School of Biological Sciences A12, University of Sydney, 2006, Sydney, NSW, Australia
    Naturwissenschaften 90:265-8. 2003
    ..We used American foulbrood (caused by the bacterium Paenibacillus larvae) as a model pathogen. We found that patrilines within colonies do indeed vary in their resistance to this disease...
  26. ncbi request reprint When workers disunite: intraspecific parasitism by eusocial bees
    Madeleine Beekman
    Behavior and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, NSW, Australia
    Annu Rev Entomol 53:19-37. 2008
    ..These discoveries overturn the widespread view that insect colonies are like fortresses populated by female eunuchs, and yield important insights into the mechanisms that normally enforce functional worker sterility...
  27. ncbi request reprint Honey bee nest thermoregulation: diversity promotes stability
    Julia C Jones
    School of Biological Sciences, Macleay Building A12, University of Sydney, NSW 2006, Australia
    Science 305:402-4. 2004
    ....
  28. ncbi request reprint Who is the Queen's mother? Royal cheats in social insects
    Madeleine Beekman
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences, The University of Sydney, Sydney, NSW 2006, Australia
    J Biosci 33:159-61. 2008
  29. ncbi request reprint Similar policing rates of eggs laid by virgin and mated honey-bee queens
    Madeleine Beekman
    School of Biological Sciences, University of Sydney, A12, 2006, Sydney, NSW, Australia
    Naturwissenschaften 91:598-601. 2004
    ..Our results show that mating does not affect the acceptability of eggs, suggesting that physiological changes linked to the act of mating do not play a role in the production of the queen's egg-marking signal...
  30. ncbi request reprint Increase in dance imprecision with decreasing foraging distance in the honey bee Apis mellifera L. is partly explained by physical constraints
    Madeleine Beekman
    School of Biological Sciences, University of Sydney, A12, Sydney, NSW 2006, Australia
    J Comp Physiol A Neuroethol Sens Neural Behav Physiol 191:1107-13. 2005
    ..This result suggests that imprecision in dance communication is caused primarily by physical constraints in the ability of dancers to turn around quickly enough when the advertised site is nearby...
  31. doi request reprint Social evolution: policing without genetic conflict
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences A12, University of Sydney, Sydney, NSW 2006, Australia
    Curr Biol 23:R208-10. 2013
    ..A new case of policing in an ant where colony members are genetically identical highlights the role of colony economics for policing...
  32. doi request reprint Social insects: rearing temperature affects ant thermoregulatory behaviour
    Benjamin P Oldroyd
    University of Sydney, NSW, Australia
    Curr Biol 19:R1035-6. 2009
    ..New evidence suggests that the rearing temperature of ant pupae causes lifelong changes in an ant's response threshold to temperature...
  33. ncbi request reprint Seven suggestive quantitative trait loci influence hygienic behavior of honey bees
    Keryn L Lapidge
    School of Biological Sciences, Macleay Building A12, University of Sydney, NSW 2006, Australia
    Naturwissenschaften 89:565-8. 2002
    ..In our cross, we detected seven suggestive QTLs associated with hygienic behavior. Each detected QTL controlled only 9-15% of the observed phenotypic variance in the character...
  34. pmc Honeybee workers use cues other than egg viability for policing
    Madeleine Beekman
    School of Biological Sciences, University of Sydney, NSW, Australia
    Biol Lett 1:129-32. 2005
    ..Third, we present data that unequivocally show that police-workers cannot discriminate between dead and live eggs. Hence, our study seriously weakens the challenge to the kin-selected basis of policing in honeybees...
  35. doi request reprint Selection on overdominant genes maintains heterozygosity along multiple chromosomes in a clonal lineage of honey bee
    Frances Goudie
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences A12, University of Sydney, NSW, 2006, Australia
    Evolution 68:125-36. 2014
    ..We conclude that heterozygote advantage and local effects may be more common and evolutionarily significant than is generally appreciated. ..
  36. pmc A parent-of-origin effect on honeybee worker ovary size
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Laboratory, School of Biological Sciences, University of Sydney, Sydney, New South Wales 2006, Australia, Honey Bee Research Section, ARC Plant Protection Research Institute, Private Bag X5017, Stellenbosch 7599, South Africa, Department of Biology, Harvey Mudd College, 301 Platt Boulevard, Claremont, CA 91001, USA
    Proc Biol Sci 281:20132388. 2014
    ..Our study is the first to show a strong epigenetic (or, less likely, cytoplasmic maternal) effect for a reproductive trait in the honeybee and suggests that a search for parent-of-origin effects in other social insects may be fruitful. ..
  37. doi request reprint Domestication of honey bees was associated with expansion of genetic diversity
    Benjamin P Oldroyd
    Behaviour and Genetics of Social Insects Lab, School of Biological Sciences, University of Sydney, Sydney, NSW 2006, Australia
    Mol Ecol 21:4409-11. 2012
    ..It seems that the commercial honey bees of Canada are a mongrel lot, with far more variability than their ancestors in Europe...
  38. ncbi request reprint The Africanization of honeybees (Apis mellifera L.) of the Yucatan: a study of a massive hybridization event across time
    Kylea E Clarke
    School of Biological Sciences, University of Sydney, New South Wales, Australia
    Evolution 56:1462-74. 2002
    ..We suggest that although European mitochondria may eventually be driven to extinction in the feral population, stable introgression of European nuclear alleles has occurred...
  39. doi request reprint Ancestral monogamy shows kin selection is key to the evolution of eusociality
    William O H Hughes
    Institute of Integrative and Comparative Biology, University of Leeds, Leeds, LS2 9JT, UK
    Science 320:1213-6. 2008
    ..These results provide the first evidence that monogamy was critical in the evolution of eusociality, strongly supporting the prediction of inclusive fitness theory...
  40. pmc Effects of carbon dioxide narcosis on ovary activation and gene expression in worker honeybees, Apis mellifera
    Preeyada Koywiwattrakul
    Department of Biochemistry, Chulalongkorn University, Bangkok 10330, Thailand
    J Insect Sci 5:36. 2005
    ..The show that the expression of vitellogenin and transferrin is correlated with ovary activation in workers, and may therefore be part of the gene network involved in the regulatory control of functional sterility in honeybees...
  41. doi request reprint Large fitness benefits from polyandry in the honey bee, Apis mellifera
    Benjamin P Oldroyd
    Trends Ecol Evol 23:59-60. 2008
  42. ncbi request reprint Entomology: Asian honeybees parasitize the future dead
    Piyamas Nanork
    Department of Biology, Chulalongkorn University, Bangkok 10330, Thailand
    Nature 437:829. 2005
    ..Such parasitism of queenless colonies does not occur in the western honeybee A. mellifera and may be facilitated by the accessibility of A. florea nests, which are built out in the open...