In the most simplistic view, adult cancers occur because “immature cells are exposed to mutagens, accumulate mutations, and across life ultimately transform into cancer cells,” Franck Bourdeaut told his audience at the 2026 Annual Congress of the European Hematology Association (EHA 2026). “On the contrary, in pediatric cancers, it is assumed that very few mutations are responsible for a maturation block, make these cells derail from their normal differentiation trajectory and ultimately result in an early onset typical pediatric cancer.”

Former principal officers of the American Diabetes Association (ADA) have hit back at the association’s board and CEO after it prohibited the distribution of an editorial published in its flagship journal Diabetes Care at the ADA’s meeting in New Orleans last Friday.

Scientists at Columbia University have used base editing to make precise changes in the genomes of human embryos, avoiding the damage to chromosomes that occurs following two-stranded DNA cuts with conventional Crispr-Cas9 editing.