San Francisco 49ers rookie defensive end Nick Bosa left Wednesday’s practice with an apparent injury.According to multiple reports, team trainers examined his lower right leg after the No. 2 overall pick was slow to get up following a running play.He walked off under his own power and returned to the locker room.Without providing specifics, defensive coordinator Robert Saleh told reporters he didn’t think the injury was serious.Bosa, who missed part of the 49ers’ offseason program with a hamstring injury, only played three games at Ohio State last season due to a core muscle injury.Bosa registered 17 1/2 sacks and 29 tackles for loss in 29 games with the Buckeyes from 2016-18.