Scientists of National Institute of Health Unites Status let to mix human and animal DNA. They are ready to use human cells to this experiments under closely observation. There will be a new policy to permit for this experiments. This partly human embroys are called as "Chimeras".In September this experiment paused as ethical problems by National Institute of Health in United Status.
They research from chimeras that will have human thinking level and conciousness. But, still this experiment quetioned that the embroyes provide invaluble tools for medical research.
Scientists try to create chimera with human heart, liver, Kidney and pancreas by sheeps, pigs and cows for human transplantion. As well as, they would consider about to create animals with human sperm and man eggs.