Sports Jon Jones’ tests reveal same steroid metabolite’s ‘pulsing’ pattern in system January 23, 2019 Steven Marrocco, MMA Junkie Comments Off on Jon Jones’ tests reveal same steroid metabolite’s ‘pulsing’ pattern in system Jon Jones’ latest drug test results appear to back U.S. Anti-Doping Agency, which determined metabolite found prior to UFC 232 was residual amount.