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Compared to white infants, black infants were significantly less likely to have <jats:italic>MLL<\/jats:italic>+ leukemia. Further, there was a statistically significantly higher age at diagnosis for infants with t(9;11) translocations compared to all other translocation partners in both acute lymphoblastic leukemia and acute myeloid leukemia cases.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>These patterns may provide important etiological insight into the biology of infant leukemia. Pediatr Blood Cancer 2012; 58: 836\u2013839. \u00a9 2011 Wiley Periodicals, Inc.<\/jats:p><\/jats:sec>","DOI":"10.1002\/pbc.23274","type":"journal-article","created":{"date-parts":[[2011,7,28]],"date-time":"2011-07-28T14:08:28Z","timestamp":1311862108000},"page":"836-839","source":"Crossref","is-referenced-by-count":28,"title":["<i>MLL<\/i> gene rearrangements in infant leukemia vary with age at diagnosis and selected demographic factors: A Children's Oncology Group (COG) study"],"prefix":"10.1002","volume":"58","author":[{"given":"Thien N.","family":"Sam","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John H.","family":"Kersey","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amy M.","family":"Linabery","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kimberly J.","family":"Johnson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nyla A.","family":"Heerema","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joanne M.","family":"Hilden","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stella M.","family":"Davies","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gregory H.","family":"Reaman","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julie A.","family":"Ross","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2011,7,28]]},"reference":[{"key":"e_1_2_6_2_2","doi-asserted-by":"publisher","DOI":"10.1002\/cncr.23169"},{"key":"e_1_2_6_3_2","doi-asserted-by":"publisher","DOI":"10.1002\/cncr.23866"},{"key":"e_1_2_6_4_2","doi-asserted-by":"publisher","DOI":"10.1182\/blood.V96.1.24"},{"key":"e_1_2_6_5_2","doi-asserted-by":"publisher","DOI":"10.1038\/leu.2009.33"},{"key":"e_1_2_6_6_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.bcmd.2007.07.005"},{"key":"e_1_2_6_7_2","doi-asserted-by":"publisher","DOI":"10.1038\/sj.leu.2402595"},{"key":"e_1_2_6_8_2","doi-asserted-by":"publisher","DOI":"10.1038\/sj.leu.2404578"},{"key":"e_1_2_6_9_2","first-page":"708","article-title":"Phenotypic and genotypic heterogeneity in infant acute leukemia. 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