assisted reproduction

Scientists Create Fully Functional Eggs From Skin Cells

Scientists Create Fully Functional Eggs From Skin Cells

Using skin cells extracted from mice, researchers in Japan have produced fully functional egg cells that were used to produce healthy mouse pups. Should the method work in humans, it could introduce powerful new ways of treating infertility — and even allow same-sex couples to produce biological offspring.

Clones Age Normally, So Relax

Clones Age Normally, So Relax

It’s been 20 years since the birth of Dolly the Sheep, the first mammal to be cloned from an adult. Because Dolly died prematurely, scientists have worried that cloning accelerates the ageing process. But a new analysis of 13 cloned sheep — including a batch of Dolly’s genetic duplicates —…