1. Dexter DL, Kowalski HM, Blazar BA, Blazar A, Vogel R, Gloria H. Heterogeneity of tumor cells from a single mouse mammary tumor. Cancer Res. 1978;38:3174–81.
2. Heppner GH, Dexter DL, Denucci T. Heterogeneity in drug sensitivity among tumor cell subpopulations of a single mammary tumor. Cancer Res. 1978;38:3758–63.
3. Vindeløv LL, Spang-Thomsen M, Visfeldt J, Povlsen CO, Jensen GNN. Clonal evolution demonstrated by flow cytometric DNA analysis of a human colonic carcinoma grown in nude mice. Exp Cell Biol. 1982;50:216–21.
4. Kallioniemi A, Kallioniemi O, Sudar D, Rutovitz D, Gray JW, Waldman F, et al. Comparative genomic hybridization for molecular cytogenetic analysis of solid tumors. Science. 1992;258:818–21.
5. Solinas-toldo S, Lampel S, Stilgenbauer S, Nickolenko J, Benner A. Matrix-based comparative genomic hybridization : biochips to screen for genomic imbalances. Genes Chromosomes Cancer. 1997;407:399–407.