Figure 4From: Differences and homologies of chromosomal alterations within and between breast cancer cell lines: a clustering analysis Hierarchical cluster analysis of the presence or absence of chromosomal aberrations observed in 24 T47D metaphases. Each column refers to a metaphase (M) and each row to a chromosomal abnormality. Grey indicates the presence of each abnormality, and white indicates their absence. The cluster number is indicated by vertical color bars. Cluster 1: red bar, cluster 2: blue bar and cluster 3: green bar.Back to article page