Tracing sickle cell back to one child, 7,300 years ago

Tracing sickle cell back to one child, 7,300 years ago
 

New research suggests that the history of sickle-cell disease goes back to a mutation in just one person, a development researchers hope will make treatment less complicated for the many people who suffer from this painful illness. So how have they traced it and why does it matter?
The story of sickle-cell disease is, first and foremost, a study in how a good thing can come with bad consequences.
Once upon a time in what is now the Sahara desert, a child was born with heightened immunity to malaria - important because at the time, this part of Africa was wet and rainy and covered with... read more

 
13 March 2018 in World News, Views: 71
Source: BBC
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