Guanine (G) is one of the four main nucleobases found in the nucleic acids DNA and RNA, along with along with adenine (A), cytosine (C), and thymine (T). It is a purine base, meaning it has a ...

In the new study, Lia Addadi and colleagues note that researchers have known for years that guanine crystals in the skin underneath the scales of fish reflect light to produce a mirror-like sheen.

Guanine synthesis yields new insights into nitrogen’s role in nanocarbon catalysis Peer-Reviewed Publication. Tsinghua University Press ...