Reverse transcriptase-polymerase chain reaction analysis disclosed the existence of a ETV6-ARNT fusion gene.     ///    Leukemia with t(1;12)(q21;p13) was previously described in a 5-year-old boy with acute myeloblastic leukemia (AML-M2) who exhibited a novel ETV6-aryl hydrocarbon receptor nuclear translocator (ARNT) fusion protein.     ///    ETV6-ARNT fusion in a patient with childhood T lymphoblastic leukemia..     ///    "To our knowledge, the current report is novel in its report of the ETV6-ARNT fusion in childhood T-ALL. "    ///    The ETV6-ARNT fusion is associated not only with AML but also with T-ALL.. 