Complete Reaction Studies in Exobiology - the Chemistry and Photochemistry of Nucleic Acid Constituents and Related Compounds, and Their Detection, Characterization, and Isolation Semiannual Progress Report No. 4 /final/

Fluorescence spectra for purines, guanine, and benzimidazole - photolysis and photochemical reactions of nucleotide derivatives and isolation of their photolytic primary products