<p dir="ltr">Image sequences taken using a single-grid imaging system at the BL20XU beamline of the SPring-8 synchrotron. Showing the delivery of magnetic nanoparticles into the trachea of a live rat for the purpose of developing a magnetically guided gene therapy delivery system.</p><p><br></p><p dir="ltr">The images can be analysed with the UMPA Directional Dark-Field code available at: github.com/optimato/UMPA_directional_dark_field </p><p dir="ltr">DOI for code is: doi.org/10.5281/zenodo.6981376 </p>