All 13 fighters who underwent drug tests at “UFC 126: Silva vs. Belfort” on Feb. 5 in Las Vegas have tested clean for steroids and drugs of abuse, the Nevada State Athletic Commission confirmed to MMAFrenzy.com on Monday.

Testing clean from UFC 126 were middleweight champ Anderson Silva, challenger Vitor Belfort, co-headliners Forrest Griffin and Rich Franklin, and winners Jon Jones, Jake Ellenberger, Miguel Torres, Donald Cerrone, Chad Mendes, Paul Taylor, Demetrious Johnson, Mike Pierce and Kyle Kingsbury.