# Image Gallery

**Source**: https://woltjen.cira.kyoto-u.ac.jp/image-gallery/
**Parent**: https://woltjen.cira.kyoto-u.ac.jp

### In and Around the lab

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京都大学アカデミックデイ2023で展示したウォルツェン研のポスターです！

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Woltjen lab group photo with “W,” presenting “Woltjen lab” in April 2023.

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Representative images of human iPS cell colonies expressing one of three reporter genes (from left to right): lacZ (blue), GFP (green) and mCherry (red).

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Cherry blossoms (Sakura) in the gardens at the Imperial Palace (Gosho), Kyoto, April 2010.\
*photo: Knut Woltjen*

The first mouse *piggyBac* iPS cell colonies. Twins born April 13, 2008. Congratulations! Welcome Mia and Tia to the world.\
*photo: Knut Woltjen*

*piggyBac* iPS cell-derived 10.5dpc chimeric mouse embryo. Transgene expression induced *in utero* to activate factor-linked lacZ (blue).\
First appeared in Woltjen et al. (2009) Nature 458, p766-770.\
*photo: Knut Woltjen*

*Trichoplusia ni* – the Cabbage Looper Moth\
Within this moth’s genome is where *piggyBac* was discovered by Malcolm J Fraser.\
*photo: Pedro Pires [permission for photo reproduction]*

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Submission for the cover of Nature (rejected! Doh.), depicting (rather loosely) the application of *piggyBac* transposons for iPS cell production.\
*Adobe Illustrator Drawing: Knut Woltjen*

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