A photolabile derivative (1) of the anticancer drug, 5-fluorodeoxyurid
ine (2), was designed and synthesized as a model prodrug. Photolysis o
f 1 with long-wavelength UV light rapidly released 2 in solution. Whil
e compound 1 alone is nontoxic to cells, the presence of both 1 and UV
irradiation (lambda = 350 nm) resulted in potent inhibition of cell g
rowth. (C) 1998 Elsevier Science Ltd. All rights reserved.