1.   But it has similar properties to the banned hormone erythropoietin, or EPO.

2.   Darbepoetin has similar properties to the banned hormone erythropoietin, or EPO.

3.   High levels of red blood cells may indicate the use of the banned EPO hormone.

4.   High red blood cell levels indicate the possible use of EPO, a banned synthetic hormone that boosts stamina and endurance.

5.   High levels are treated as an indication that riders have been taken the banned hormone EPO.

6.   Italian news media reported that police found anabolic steroids and the banned hormone EPO.

7.   It has similar properties to the banned hormone erythropoietin, or EPO.

8.   Nigerian sprinter Davidson Ezinwa tested positive for a banned hormone and faces a two-year suspension, the IAAF officials said.

9.   Nigerian sprinter Davidson Ezinwa tested positive for a banned hormone at the World Championships and faces a two-year suspension, IAAF officials said Tuesday.

10.   Nigerian sprinter Davidson Ezinwa tested positive for a banned hormone and faces a two-year suspension, IAAF officials said.