Among the findings, the Japanese contributors detected all five nitrogenous bases ... team observed that the ratio of purines (adenine and guanine) to pyrimidines (cytosine, thymine and uracil ...

By Sage Rohrbach A mosaic image of the Bennu Asteriod, created using pictures from NASA’s OSIRIS-REx satellite that was near the asteroid for over two years. Courtesy of NASA via Wikimedia ...

Salmonellae are globally important Gram-negative bacterial pathogens that infect a range of hosts and cause several diseases, including gastroenteritis and typhoid fever. Orally ingested bacteria ...

Most uric acid is produced naturally in your body. The rest is converted from substances in certain foods called purines. If you're diagnosed with hyperuricemia, changes to what you eat and drink may ...

Unlike other cells, activated lymphocytes expand their pyrimidine pool by approximately eightfold during proliferation; purine pools are increased only twofold. To meet this demand, lymphocytes must ...

Institute of Pharmaceutical Sciences, University of Freiburg, Freiburg 79104, Germany ...

Department of Materials Science and Metallurgy, University of Cambridge, 27 Charles Babbage Road, Cambridge, CB3 0FS, United Kingdom ...