HealthHead transplant team's new animal tests fail to convince critics Exclusive video shows a dog reportedly recovering the ability to walk after an injection into its damaged spinal cord, but the study has been criticised 51¶¯Âþ
LifeAll you need to know about conceiving babies from thawed ovaries A woman has given birth thanks to the re-implantation of ovarian tissue she had removed as a child and frozen. Many others could follow – but what are the risks? 51¶¯Âþ