Imperial College London


Faculty of MedicineDepartment of Metabolism, Digestion and Reproduction

Prof Res Fellow - Professor of Biomedical Sciences



+44 (0)20 7594 3240n.chayen Website




Office no. E304Burlington DanesHammersmith Campus





  • Women of Outstanding Achievement for Innovation and Entrepreneurship Commendation, Women in Science and Engineering (WISE), 2012
  • Investigator of the Year of the Life Sciences Awards, 2011
  • Winner of the Innovator of the Year Prize in the inaugural CWT Everywoman in Technology Awards, certificate presented by HRH the Princess Royal., 2011
  • President, International Organisation for Biological Crystallisation, International Organisation for Biological Crystallisation
  • The Sterling Drug Visiting Professor of Pharmacology, Yale School of Medicine, Yale University
  • Visiting Professorship Harvard, Harvard University

External Positions

  • Board member, ICCGE-20 International Advisory Board, International Conference on Crystal Growth and Epitaxy, 2020 - 2023
  • Member of the International Advisory Committee for the International Symposium on Diffraction Structural Biology, Japan Society for the Promotion of Science (JSPS) University-Industry Cooperative Research Committee, Japan Society for the Promotion of Science (JSPS), 2019
  • member, European Space Agency exploitation in Microgravity, European Space Agency, 2019
  • Vice-Chair, Vice-chair, Instrumentation and Experimental Techniques SIG, European Crystallography Association, European Crystallography Association, 2019
  • Member, Management committee, European Cooperation in Science & Technology Action, European Commission, 2016 - 2018
  • Committee member, L'Oréal-UNESCO Jury Panel for the UK and Ireland For Women In Science National Fellowships, L'Oréal-UNESCO, 2012
  • Member, Women’s Science Forum, Women's National Council, 2000 - 2001
  • member, Advisory Group to the Science Directorate, British National Space Centre, 1986 - 2004
  • Advisor to the European Space Agency
  • Executive Board member, Board of the International Organization for Biological Crystallization
  • Executive committee, Macromolecular Crystallography, European Crystallography Association
  • International Advisory Board, Royal Institute of Technology, Stockholm, Sweden
  • International Advisory Committee for crystallization courses, National Synchrotron Light Source, Brookhaven, USA
  • Scientific Director, 11-member European Commission consortium of academics and industry
  • Trans-National Access Board of experts, European Commission FP7

Membership of Professional Bodies

  • Member, American Crystallographic Assocaition, American Crystallographic Assocaition
  • Member, British Association for crystal Growth, British Association for crystal Growth
  • Member, British Crystallographic Association, British Crystallographic Association
  • Member, European Crystallographic Assocaition, European Crystallographic Assocaition
  • Executive Board Member, International Organisation for Biological Crystallization
  • Member of the International Union of Crystallography, International Union of Crystallography
  • Fellow, Society of Biology, Society of Biology

Links with Other Academic Bodies

  • Visiting Professor, Manchester University, 2001 - 2007
  • Visiting Professor, Bulgarian Academy of Sciences
  • Visiting Professor, Weizmann Institute of Science

Industrial Connections

  • Consultant for companies in UK, Europe and the USA
  • Douglas Instruments Ltd
  • European Space Agency, Crystallization in Space
  • Microlytic
  • Molecualr Dimensions

Commercial Spinoffs

  • 'Chayen Reddy MIP' a patented commercial product, Imperial Innovations, The first non protein nucleating agent made specifically for robotic, high throughput crystallization experiments, 2015
  • Hampton Research USA, Containerless crystallization kit
  • Hampton Research USA, Oil barrier kit
  • Molecular Dimensions, 3D Structure Screen
  • Molecular Dimensions, Crystallization kit 'Gelled Surface' kit
  • Molecular Dimensions, Additive screen
  • Naomi's Nucleant, patented commercial product


  • Fellow, Royal Society of Biology, Royal Society of Biology

Editorial Boards

  • Acta Crsyallogaphica Biological Crystallization, Co- Editor, 2001 - 2011
  • Journal of Crystal Growth, Associate Editor, 1998 - 2007