The nitrogen in the gum was found to be in nitrogen heterocycles, which are the building blocks of nucleobases in DNA and RNA ...

This image depicts the chemical structure of cytosine. It shows a hexagonal ring with nitrogen atoms at positions 1 and 3, and a primary amine group attached to carbon 4. The two remaining positions ...

This diagram depicts the chemical structure of pyrimidine, a six-membered aromatic ring with two nitrogen atoms at positions 1 and 3 (highlighted in blue). The remaining positions are occupied by ...

The discovery of a juvenile woolly mammoth named Yuka, found in Siberian permafrost with its skin and muscles intact, has already marked paleontological history. A team of scientists has just ...

A research team at Florida State University's Institute of Molecular Biophysics and Department of Chemistry and Biochemistry ...

After two decades in the making, scientists have cracked the code on a drug that can repair DNA, setting the scene for a new ...

DNA–protein cross-links (DPCs) represent a severe form of DNA damage that can disrupt essential chromatin-based processes. Among them, DNA–histone ...

Cryo-EM revealed HIV-1 integrase’s distinct structures as it shifts between its two roles of DNA integration and RNA-binding.

Cancer isn't just about broken genes—it's about broken architecture. Imagine a city where roads suddenly vanish, cutting off ...

Cedars-Sinai scientists have developed an experimental drug that repairs DNA and serves as a prototype for a new class of medications that fix tissue damage caused by heart attack, inflammatory ...