Table 1. Cytotoxicity Evaluation of N-Terminal Tubulysin Library Compounds.
Reported IC50 (nM) is the mean of 2–13 independent determinations.
Carboxylic acid (Tup) C-terminus.
Relative resistance ratio: KB 8.5/KB.
Reported IC50 (nM) is the mean of 2–13 independent determinations.
Carboxylic acid (Tup) C-terminus.
Relative resistance ratio: KB 8.5/KB.