But Storici's team found that RNA can also help cells repair a severe form of DNA damage called a double-strand break, or DSB. A DSB means both strands of the DNA helix have been severed.

RNA (ribonucleic acid) is a nucleic acid polymer where the carbohydrate is ribose. RNA is generally single-stranded, as DNA is transcribed ... The mouse mammary tumor virus (MMTV) encodes a ...

Nov. 21, 2024 — Scientists have long been trying to tease apart hepatitis A virus, to understand its inner workings and how it functions in the human body. Infectious disease researchers have ...

Live virus vaccines are also being increasingly used by researchers as “viral vectors” for gene therapy. Because the weakened viruses are still “programmed” to attack specific cells, they can latch ...

Nov. 7, 2024 — Researchers have used ancient DNA to challenge long-held interpretations of the people of Pompeii. Contrary to physical appearances, the DNA evidence revealed unexpected ...

After hours: November 25 at 6:52 PM EST Loading Chart for OR ...

Here's what to know about flu and COVID symptoms, as well as some clues to look for regarding whether you're sick with a virus rather than allergies (or vice versa). If you'd like to learn more ...

Sarah Finch, the campaigner who won a landmark victory on carbon emissions at the Supreme Court earlier this year, has been named by TIME magazine as one of the 100 most innovative leaders driving ...

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With the acute phase of the Covid-19 pandemic fading even as the coronavirus persists and evolves, a new normal is taking shape around the world. People who had severe infections are especially ...