Mitotic metaphase chromosomes of <i>Triportheus trifurcatus</i> female hybridized with different labeled microsatellite-containing oligonucleotides.

<p>Chromosomes were counterstained with DAPI (blue) and microsatellite probes were directly labeled with Cy3 during synthesis (red signals). Letters mark the Z and W chromosomes. Bar = 5 µm.