2012 Photomicrography Competition
![Small World](/images/SW50-logo.png)
![](https://www.nikonsmallworld.com/images/photos/2012/_photo800/4th-Williamson.jpg)
4th Place
Drosophila melanogaster visual system halfway through pupal development, showing retina (gold), photoreceptor axons (blue), and brain (green)
Dr. W. Ryan Williamson
- Affiliation
- Howard Hughes Medical Institute (HHMI)
Ashburn, Virginia, USA
- Technique
- Confocal
- Magnifaction
- 1500