Genetic Variation on Chromosome 6 Influences F Cell Levels in Healthy Individuals of African Descent and HbF Levels in Sickle Cell Patients

• Lisa E. Creary,

  Affiliation King's College London School of Medicine, Division of Gene and Cell, Based Therapy, James Black Centre, Denmark Hill Campus, London, United Kingdom

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• Pinar Ulug,

  Affiliation King's College London School of Medicine, Division of Gene and Cell, Based Therapy, James Black Centre, Denmark Hill Campus, London, United Kingdom

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• Stephan Menzel,

  Affiliation King's College London School of Medicine, Division of Gene and Cell, Based Therapy, James Black Centre, Denmark Hill Campus, London, United Kingdom

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• Colin A. McKenzie,

  Affiliation Tropical Metabolism Research Unit, Tropical Medicine Research Institute, University of the West Indies, Mona, Kingston, Jamaica

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• Neil A. Hanchard,

  Affiliation Tropical Metabolism Research Unit, Tropical Medicine Research Institute, University of the West Indies, Mona, Kingston, Jamaica

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• Veronica Taylor,

  Affiliation National Blood Transfusion Centre, Kingston, Jamaica

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• Martin Farrall,

  Affiliation Department of Cardiovascular Medicine, Wellcome Trust Centre for Human, Genetics, University of Oxford, Oxford, United Kingdom

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• Terrence E. Forrester,

  Affiliation Tropical Metabolism Research Unit, Tropical Medicine Research Institute, University of the West Indies, Mona, Kingston, Jamaica

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• Swee Lay Thein

  * E-mail: sl.thein@kcl.ac.uk

  Affiliations King's College London School of Medicine, Division of Gene and Cell, Based Therapy, James Black Centre, Denmark Hill Campus, London, United Kingdom, King's College Hospital, Department of Haematological Medicine, Denmark Hill, London, United Kingdom

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