Acute Disease|Animals|Apolipoprotein A-I|Breast Neoplasms|Cholesterol, HDL|Data Interpretation, Statistical|Gene Expression Profiling|Gene Expression Regulation|Gene Expression Regulation, Neoplastic|Humans|Leukemia, Myeloid|Mice|Mice, Knockout|Oligonucleotide Array Sequence Analysis|Precursor Cell Lymphoblastic Leukemia-Lymphoma|Research Design