- The funding information for this paper is missing. It should read: This work was supported by the Israel Science Foundation (O.M.), the Binational Science Foundation (O.M.), the AICR (O.M), the ICRF (O.M.), the European Commission (LSHC-CT-2002-518178 and MRTN-CT-2005 to O.M.), the Israel Ministry of Health (A.P.), the Cooperation Program in Cancer Research of the Deutsches Krebsforschungszentrum (DKFZ), and Israeli's Ministry of Science and Technology (MOST) (A.P.).