Sea worms could hold key to artificial blood for injured humans (2:32)
Nov. 12 - Romanian scientists say they may be on a path to developing a safe and reliable type of artificial blood that could save lives of people with severe blood loss. Researchers have for years, been trying to develop an artificial haemoglobin to carry oxygen through the body but the Romanian team says experiments with a substance called hemerythrin, derived from sea worms, is showing greater potential. Sharon Reich reports. ( Transcript )
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