Called Cas12a2, the CRISPR system had some distinctive properties. Rather than editing cells’ DNA when prompted by a guide RNA, as CRISPR-Cas9 does, Cas12a2 indiscriminately shreds it, ultimately ...

Every cell in the human body faces a chronic challenge: protecting its DNA. Whenever cells divide, their genetic material ...

CRISPR-Cas systems have transformed biology by revealing how bacteria use RNA-guided proteins to fend off viral invaders, but the evolutionary origins of this adaptive immunity have remained a mystery ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists showed that bacterial RNA polymerase can read an eight-letter DNA alphabet containing four synthetic genetic letters.

Researchers at UC San Diego have demonstrated that a key cellular enzyme can accurately read an eight-letter genetic alphabet, doubling the four letters used by all known life on Earth. Detailed ...

Personality is something we all share, but the different ways we think and feel also make us unique. Our new study, published in Nature, has linked personality with more than 1,200 common genetic ...

One of biology’s most essential enzymes can accurately read and transcribe an expanded, eight-letter genetic alphabet. Photo credit: iStock. Researchers showed that the enzyme RNA polymerase can ...

Ambiviruses are fungal-infecting circular RNA viruses that uniquely combine viroid-like and viral features, yet the function of their conserved ORF-B protein and their effects on hosts remain unknown, ...

Ambry Genetics’ HQ in Aliso Viejo has about 270 of its 1,000 companywide employees New research suggests that Ambry Genetics’ RNA analysis can improve the accuracy of exome testing. The study, ...

Leading AI labs, executives, and scientists are sending a letter to lawmakers urging them to improve tracking of synthetic DNA sequences that could be used for bioweapons. The CEOs of several major ...

Ascidian is named after a marine invertebrate also known as the sea squirt because of the creature’s ability to re-engineer its RNA. (iStock / Getty Images Plus) “We can probably edit almost any gene, ...