#  Xiaoxue Zhang, Christopher Fell, Lukas Villiger & Isaac Witte 

 



    ![Zhang_Fell_Villiger_Witte](/sites/g/files/omnuum4021/files/styles/hwp_5_4__480x385/public/2025-05/Zhang_Fell_Villiger_Witte_1.png?itok=GljSXaAC) 

 



 

####  calendar\_today Date and Time 

 **May 19, 2025** 

 01:00PM - 02:15PM EDT 

####  pin\_drop Location 

 **https://harvard.zoom.us/j/94394339529**  

https://harvard.zoom.us/j/94394339529

 

 

 



 

*Note: **3** talks!!!*

 ![Zhang_Fell_Villiger_Witte](/sites/g/files/omnuum4021/files/2025-05/Zhang_Fell_Villiger_Witte_1.png)

 

**Xiaoxue Zhang** ([Wei Lab](https://icg.pku.edu.cn/en/research/faculty/269371.htm), Peking University)

[Precise modelling of mitochondrial diseases using optimized mitoBEs](https://www.nature.com/articles/s41586-024-08469-8)

Nature, 2025

**Christopher Fell** & **Lukas Villiger** ([AbuGoot Lab](https://www.abugootlab.org/), Brigham & Women's Hospital)

[Reprogramming site-specific retrotransposon activity to new DNA sites](https://www.nature.com/articles/s41586-025-08877-4)

Nature, 2025

**Isaac Witte** ([Liu Lab](https://www.liugroup.us/), Broad Institute)

[Programmable gene insertion in human cells with a laboratory-evolved CRISPR-associated transposase](https://www.science.org/doi/abs/10.1126/science.adt5199)

Science, 2025

**Recording**: <https://harvard.zoom.us/rec/share/P6iuhcMPw71ONhXbhLKHRtMDHGX7lOUTClmBHn1FpYVoqMP9WSxiov4LJ3C2Hl5b.Tr3cJfB1nNuw5KHZ>



 

 



 

 

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