Nanobodies against Clostridioides difficile CDTb provide a toolkit for potent toxin neutralization and highly sensitive quantitation - Kateryna Nabukhotna; Heather K. Kroh; David M. Anderson; Rubén Cano Rodríguez; John A. Shupe; Maria McGresham; Carla V.T. O’Neale; Rebecca A. Shrem; Brian E. Wadzinski; Kevin L. Schey; Benjamin W. Spiller; D. Borden Lacy (Journal of Biological Chemistry, 2026)