Baccichetti F, Bordin F, Carlassare F
Experientia. 1979 Feb 15;35(2):183-4. doi: 10.1007/BF01920603.
Furocoumarin photosensitization induces lambda-prophage from lysogenic Escherichia coli cells; this effect is clearly due to the photoreaction that furocoumarins give with DNA, and it appears connected with the formation of monoadducts rather than of diadducts (cross-links).