Jeffrey Perkel | Oct 27, 2002 | 8 min read
Image: Courtesy of Biocat SCORES OF CORES: Each tissue core on this microarray provides another datapoint that helps researchers better define the molecular characteristics of interesting genes. In 1997, Juha Kononen, a postdoctoral fellow at the National Human Genome Research Institute, was pondering the significance of the recently developed DNA microarray. He was studying genetically altered genes in cancerous cells using fluorescence in situ hybridization and immunostaining of indivi