(1) Dr. DeVries implanted the artificial heart in Clark in 1982.

(2) Mr deVries says it was never clear the exact terms of Mr Homburg's golden parachute or his priority shares.

(3) M. Arnan, L. DeVries (1983) investigated the influence of ozone on carcinoma inoculated to mice.

(4) Five years ago, says Joe deVries, head of crop research at the Alliance for a Green Revolution in Africa (AGRA), the big problems in Africa were prices and investment.

(5) Last Spring, Joe DeVries, who runs the AGRA seed program was asked by a Worldwatch blogger if they were engaging in genetic engineering.

(6) "You can show so many more things and be so much more versatile with your dance," said Jacob Jason, 26, who danced with Willem Devries, also 26. "It's much more artistic."

(7) It is one of 45 seed companies set up with AGRA's backing, and Mr deVries reckons they will need 100 to meet prospective demand.

(8) "We didn't know how the Green Revolution would come to Africa, " says Mr deVries. "Now we do."

(9) "You can show so many more things and be so much more versatile with your dance," said Jacob Jason, 26, who danced with Willem Devries, also 26.

(10) At present only 10% of Kenya's farmers are using new seeds, but Mr deVries hopes that by 2015 the figure will have risen to half.