Plant Biotechnology and Genetics: Principles, Techniques and Applications

Specific chromosome

markers

Nucleus

Figure 2.10.Fluorescent in situ hybridization (FISH) shows the physical location of a specific
transgene or DNA. The inset (bottom left; courtesy of Chris Pires) showsBrassica napusmitotic
metaphase chromosomes stained blue with two different centromere probes (red and green).