Table of contents

Letters to JMG

• Familial 4.3 Mb duplication of 21q22 sheds new light on the Down syndrome critical region (19 January, 2007)

  Anne Ronan, Kerry Fagan, Louise Christie, Jeffrey Conroy, Norma J Nowak, Gillian Turner
• Autism, language delay and mental retardation in a patient with 7q11 duplication (30 March, 2007)

  C Depienne, D Heron, C Betancur, B Benyahia, O Trouillard, D Bouteiller, A Verloes, E LeGuern, M Leboyer, A Brice
• Myopathy caused by HRAS germline mutations: implications for disturbed myogenic differentiation in the presence of constitutive HRas activation

  (5 April, 2007)

  Ineke van der Burgt, William Kupsky, Stephani Stassou, Ali Nadroo, Cândida Barroso, Angelika Diem, Christian P Kratz, Radovan Dvorsky, Mohammad Reza Ahmadian, Martin Zenker
• Further evidence of the increased risk for malignant peripheral nerve sheath tumour from a Scottish cohort of patients with neurofibromatosis type 1 (27 February, 2007)

  J A McCaughan, S M Holloway, R Davidson, W W K Lam
• Cancer risks in carriers of the BRCA1/2 Ashkenazi founder mutations

  (16 February, 2007)

  Luna Kadouri, Ayala Hubert, Yakir Rotenberg, Tamar Hamburger, Michal Sagi, Chovav Nechushtan, Dvorah Abeliovich, Tamar Peretz
• The original Lujan syndrome family has a novel missense mutation (p.N1007S) in the MED12 gene

  (16 March, 2007)

  Charles E Schwartz, Patrick S Tarpey, Herbert A Lubs, Alain Verloes, Melanie M May, Hiba Risheg, Michael J Friez, P Andrew Futreal, Sarah Edkins, Jon Teague, Sylvain Briault, Cindy Skinner, Astrid Bauer-Carlin, Richard J Simensen, Sumy M Joseph, Julie R Jones, Josef Gecz, Michael R Stratton, F Lucy Raymond, Roger E Stevenson