Biotin-tubulin incorporates into kinetochore fiber microtubules during early but not late anaphase.
Wadsworth P, Shelden E, Rupp G, Rieder CL. Biotin-tubulin incorporates into kinetochore fiber microtubules during early but not late anaphase. J Cell Biol. 1989 Nov; 109(5):2257-65.