But when injected in its synthetic form, EPO is a form of blood doping which ... Mr Bol was informed he had failed an out-of-competition drug test for the hormone in January, and was provisionally ...

Routine administration of recombinant erythropoietin to patients on hemodialysis has greatly facilitated the management of chronic-kidney-disease-induced anemia. However, this glycoprotein hormone ...

A lot of drug tests are "incredibly sensitive" to ... labs are trying to determine if there is any synthetic EPO. "When they're making a judgement on that, it's subjective," Dr Ordway says.