In this case, two young scientists, Holger Willenbring and Xin Chen, were trying to study a deadly, and fairly common, form of liver cancer called hepatocellular carcinoma.
Mr Chen says priority will be given to young students aged between five and 19, vulnerable groups such as those with respiratory diseases and pregnant women, and front-line public service personnel.
The contemporary arena provided collectors with extraordinary choices, including a plethora of paintings by today's ''it'' artists, a cabal of young Chinese painters including Liu Ye, Yue Minjun and Chen Zhen.