Throughout history, many viral diseases have proven difficult to treat. However, recent research into synthetic drugs has given medical science powerful new tools to combat these pathogens.

A nucleic acid is a long molecule made up of smaller molecules called nucleotides. Nucleic acids were discovered in 1868, when twenty-four-year-old Swiss physician Friedrich Miescher isolated a ...

In addition to their role in nucleic acids, purines are involved in various cellular metabolic ... and infectious diseases. Purine analogues, such as fludarabine and cladribine, are used in the ...