Sentences with phrase «blood doping tests»

Since 2000, blood doping tests have been able to detect whenever blood from more than one person is present in a cyclist's sample (called a homologous blood transfusion).

But a plasticizer is so ubiquitous in people that it has clouded the results of these blood doping tests in the world of professional cycling.

Not exact matches

In recent years, there have been a handful of positive tests for blood doping techniques like EPO that have ravaged cycling.

Based on these complicating factors and the widespread DEHP exposure, the WADA discontinued funding for the plasticizer test in November, a year after Contador was implicated in blood doping.

Among the new tests Cowan expects will be ready in time for the games are a more accurate test for human growth hormone (HGH) and a test for autologous blood doping, a method athletes use to boost the number of red blood cells and oxygen in circulation by drawing their own blood, storing it, and then transfusing it back into themselves.

Blood tests, however, showed that the doped male starlings had compromised immune systems, suggesting that they were less fit.

As a result, the authors suggest that blood - based indirect rHuEpo tests may offer greater advantages for detecting the drug, and this approach would also be useful for detecting other kinds of blood doping.

Scientists have retested blood samples taken from athletes in the London games and found that some athletes who originally tested «clean» of drugs actually had been doping.