Welcome, @lizzymbee. I found the article your referring to:
- Unleashing CAR-T cell therapy to destroy solid tumors in thyroid cancer https://cancerblog.mayoclinic.org/2024/05/21/unleashing-car-t-cell-therapy-to-destroy-solid-tumors-in-thyroid-cancer/

To find out more about the status of this research by Drs. Kenderian and Copland III, I recommend contacting a research coordinator at Mayo Clinic Clinical Research https://www.mayo.edu/research/clinical-trials
You can either fill out the online form or call them.
Cancer-related trials contact form https://www.mayo.edu/research/forms/cancer-clinical-trials
Phone: 855-776-0015 (toll-free)

Here's more information about Dr. Copeland's research https://www.mayo.edu/research/labs/cancer-biology-translational-research/overview

I'll be interested to hear what you find out.