Almost 1,500 genes have been implicated in intellectual disabilities; yet for most people with such disabilities, genetic causes remain unknown. Perhaps this is in part because geneticists have been ...

When we think about genetic inheritance, we usually leap to DNA, the four-letter code containing the instructions for ...

A routine experiment with a new single-cell DNA sequencing method turned into a surprising scientific twist when researchers ...

Rule-breaking discovery: A freshwater ciliate uses stop codons to build amino acids instead of ending proteins, defying the 'universal' genetic code. Genetic code flexibility: The organism reassigns ...

Most hypotheses suggest that earlier forms of life had partial genetic codes and used fewer than 20 amino acids. To test ...

Non-coding DNA variants contribute to acute lymphoblastic leukemia (ALL) chemotherapy resistance. St. Jude Children's Research Hospital scientists have identified specific DNA variants in the ...

Researchers at the Icahn School of Medicine at Mount Sinai and others have identified a neurodevelopmental disorder, caused by mutations in a single gene, that affects tens of thousands of people ...

There are some genes that can promote cancer; they are sometimes called oncogenes, and in tumor cells, mutations are often found in these genes. When they are functioning normally, oncogenes are often ...

Genetic rule broken: Researchers found ciliates that treat stop codons as amino acid instructions, defying the universal genetic code. Two remarkable cases: Condylostoma magnum reassigns all three ...

(L to R) Co-first author Jackson Mobley, PhD, corresponding author Daniel Savic, PhD, and co-first author Kashi Raj Bhattarai, PhD, all of the St. Jude Department of Pharmacy and Pharmaceutical ...