An innovative gel that forms a layer over teeth and then recruits calcium and phosphate ions from saliva to build new enamel has the potential to change dental treatment. To date, we don't have any way to regenerate the tough outer layer of enamel on our teeth as it erodes with age.
we do have the ability to coax cells and even turn differenciated cells into pluripotent stem cells we’ve been able to for years the people who did it won a nobel peace prize