"It shouldn't," Mohinder said almost sharply, head snapping up again, fixing his gaze back on Peter's with a sort of burning intensity. He wasn't going to let that theory get out, not even to be debated. Sylar was already blaming himself enough.

"How the abilities manifest has nothing to do with the source. None of my abilities are ones Sylar has." Well, the hearing, but even that was different. "An individual's blood chemistry, the unique blueprint in his own DNA is what determines what abilities manifest, not the enzymes in the formula itself. Whatever caused the instability it is either...my formula or something in how the ability manifested in me, because of me, and he...I believe I got the formula correct, so. This is me. Something in me."