A six-year-old girl has saved the life of her baby brother after becoming his bone marrow donor.
John Latham from NHS Blood and Transplant has said that women are often “happier” to donate blood and said a fear of needles can be a reason they do not donate.
Scientists have been able to remove viruses from pig DNA
Researchers replaced rat cells in the hearts with human cells and hope to now conduct more accurate research
Sergio Canavero has said that if all goes to plan, the surgery will take place in China on a Chinese patient