Drosophila melanogaster egg-chamber (stage 10)
Visible is the large oocyte with its tiny meiotic nucleus. Stained are: DAPI (blue) to show the DNA, WGA-657 (green) to show membranes, primarily visible are nuclear membranes. Also stained by fluorescent in situ hybridization is the oskar mRNA that is enriched at the posterior cortex . Detection: Cy3-coupled tyramide amplification. Captured using 25x objective with 0.8 numerical aperture.
Courtesy of Dr Helena Jambor, Tomancak Lab at MPI Dresden.
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