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DM Bannerman Ph.D.

Wellcome Senior Research Fellow, University Research Lecturer
Our research is concerned with the neurobiology of cognition and emotion in rodents. Our aim is to establish the brain areas and neural circuits that support cognition and emotion in the mammalian brain, and to identify the molecular and cellular mechanisms that underlie these processes.

Group Members

  • Stephen McHugh, Post-doctoral researcher
  • David Sanderson, Post-doctoral researcher
  • Amy Taylor, Graduate research assistant
  • Samantha Line, D Phil student
  • Kate Burnham, D Phil student
  • Erie Boorman, D Phil student
  • James Groves, D Phil student
  • Paula Croxson, D Phil student
  • Carola Romberg, Post-doctoral researcher

Collaborators

  • Nick Rawlins, Expt Psychology
  • Matthew Rushworth, Expt Psychology
  • Mark Baxter, Expt Psychology
  • Mark Walton, Expt Psychology
  • Trevor Sharp, Pharmacology
  • Jonathan Flint, Psychiatry
  • Paul Harrison, Psychiatry
  • Ole Paulsen, Physiology, Anatomy and Genetics
  • Richard Wade-Martins, Physiology, Anatomy and Genetics
  • John Lowry, University of Ireland, Maynooth
  • Mark Good, University of Cardiff
  • Peter Seeburg, MPI, Heidelberg, Germany
  • Rolf Sprengel, MPI, Heidelberg, Germany
  • Hannah Monyer, University of Heidelberg, Germany
Department Department of Experimental Psychology

We are particularly interested in the hippocampus and related brain structures and their role, both in learning and memory, and in emotion. We study the role of these brain structures in rodents in a number of ways. For example, we make selective lesions of prescribed brain areas and study their behavioural consequences. We also study the behavioural effects of making intracerebral infusions of selective drugs into specific brain structures. This allows us to ascertain the cellular and molecular mechanisms that underlie behaviour. Along similiar lines, a large part of our research is concerned with the study of genetically modified mice. We are particular interested in the role of different glutamate receptors in learning and memory. By studying transgenic mice with specific mutations in particular glutamate receptor subunits, we have been able to dissociate different forms of hippocampus-dependent information processing. For example, by disrupting synaptic plasticity processes in the hippocampus we are able to impair hippocampus-dependent spatial working memory but spare hippocampus-dependent spatial reference memory. Finally, in addition to studying the dysfunctional brains of rodents with lesions, drug infusions or genetic modifications, we can also study the functional brains of normal rats as they perform behavioural tasks in the laboratory. For example, we can record oxygen-dependent, voltammetric signals in selected brain areas as rats perform a hippocampus-dependent spatial memory task. As the animal navigates around the maze, there is a specific increase in the oxygen concentration in the dorsal subregion of the hippocampus. This oxygen signal measurement is in some ways analogous to the use of the BOLD singal in fMRI studies in humans. This technique will provide an important link between human and animal studies.

Biography

I graduated from the University of Bristol in 1989 with a B.Sc. (Hons) in Pharmacology before completing a Ph.D. in Neuroscience at the Univeristy of Edinburgh (1994) with Professor Richard Morris, studying the neurobiology of hippocampal-dependent learning and memory. I have been working in the Department of Experimental Psychology at the University of Oxford since 1995 with Professors Sue Iversen and Nick Rawlins.

Awards Training and Qualifications

  • 1986- 1989 B. Sc. (Hons) - Pharmacology, University of Bristol
  • 1989- 1994 Ph. D. - Neuroscience, University of Edinburgh

Selected Publications

Medical Sciences Office, John Radcliffe Hospital, Oxford, OX3 9DU - email : neuroscience@medsci.ox.ac.uk | For media enquiries, please contact our press office