The discovery of the Achilles gene by Ahmad Sharif at the Middle East Centre for Cancer and AIDS Research (MECCAR), recently opened in Jordan's remote Wadi Rum desert, had stunned Western scientists.
Each gene having the potential to destroy its own cell should it ever become cancerous, the discovery had promised a universal cure for the disease.
But there was a hitch.
Although every one of our cells has the gene, only those of a unique Bedouin tribe have the extra piece of DNA neede.