How the placenta can shed light on HIV mothers and their babies: Shutterstock In many parts of the world, the human placenta (the after birth) is discarded once a baby is born and considered waste. The focus is on the child and the new mother. But scientists have started to wake up to the fact that the placenta has many important cells – and that they are able to gain … [Read more...] about How the placenta can shed light on HIV mothers and their babies | The Conversation