With dienes as specific triplet quenchers, it has been shown that the photodimerization of thymine in acetonitrile proceeds entirely through the triplet state and the photodimerization of uracil in ...

Uracil in DNA may result from incorporation of dUMP during replication and from spontaneous or enzymatic deamination of cytosine, resulting in U:A pairs or U:G mismatches, respectively. Uracil ...

SINCE the introduction of nitrogen mustard, methyl-bis-β-(chloroethyl)-amine, or HN 2 (Fig. 1), as a therapeutic agent in human cancer a number of analogues and related alkylating agents have been ...

To the Editor: Kato et al. (April 22 issue), 1 in their randomized study of adjuvant chemotherapy with uracil–tegafur in patients with completely resected stage I adenocarcinoma, found an overall ...

Our bodies could be inducing mutations in the COVID-19 virus that activate immune cells to increase the production of pro-inflammatory molecules. Tohoku University scientists have found that human ...

More of the ingredients for life have been found in meteorites. Space rocks that fell to Earth within the last century contain the five bases that store information in DNA and RNA, scientists report ...

In a recent study published in PLOS Pathogens, researchers reviewed the existing knowledge on the mechanisms through which deoxyribonucleic acid (DNA) tumor viruses (DTVs) evade the antiviral immunity ...