Examples include: 5-Fluorouracil (5-FU): A pyrimidine analog used in the treatment of various cancers, including colorectal, breast, and head and neck cancers. Cytarabine (Ara-C): A cytosine analog ...
This image illustrates the chemical structures of the five main nucleobases found in DNA and RNA. The pyrimidines, thymine (DNA), uracil (RNA), and cytosine are shown on top while the purines, adenine ...