The AP reports: When Greg Oden entered to a standing ovation, the Blazers had a 23-7 lead. Oden didn’t wait long to contribute, dunking 21 seconds after coming off the bench. Playing 17 minutes, the 2007 first overall draft pick had 11 points, 10 rebounds and blocked three shots. Oden played in Portland’s season debut in Los Angeles, then missed the next six games because of a foot injury… Brandon Roy scored 20 points to help Portland improve to 6-2 in its last eight and 7-5 overall. Chicago has lost four of its last six to fall to 5-7… Oden overshadowed the performance of Joel Przybilla, who scored a season-high 14 points and had nine rebounds and three blocks.