(AFP) - Re-analysis of samples from the 2008 Olympics in Beijing and the 2012 London Games has uncovered 45 new doping failures, the International Olympic Committee said Friday (July 22).

"Re-analysis of the second wave of samples from Beijing 2008 and London 2012 has resulted in Provisional Adverse Analytical Findings of 30 athletes from Beijing and Adverse Analytical Findings of 15 athletes from London," an IOC statement said.

"The latest results bring the total number of athletes who tested positive for prohibited substances from the first and second waves of reanalysis to 98."