We’ve Finally Seen in Exquisite Detail How Human Fingers And Toes Grow
Human fingers and toes don't grow outward as you might expect. Instead, our dexterous digits are 'sculpted' within a larger foundational bud. Now the first human cell atlas of early limb development has at last revealed in exquisite detail exactly how that happens. Prior to this, our understanding of vertebrate limb development has been largely based [...]