Memphis State scored the first 24 points and it was uphill from there.
Louisville (18-6 overall, 7-2 in the conference) got to within 66-64 on Pervis Ellison's rebound basket with 2:18 left, but Elison Perry, who had 25 points, made six foul shots in the final 1:05 to give Memphis its sixth straight victory.
Memphis State (20-8, 7-3) made 10 of its first 13 shots while the Cardinals missed their first nine.
Ellison had 23 points and 19 rebounds for Louisville, while Cheyenne Gibson added 19 points for Memphis State.
Tech (17-9, 6-5) played without injured leading scorer Tom Hammonds and his replacement, Anthony Sherrod, who was suspended for three games by Coach Bobby Cremins for violating team rules. Dennis Scott had 26 points for the Yellow Jackets.
Duke (20-4, 7-4), recovering from a midseason slump, won its sixth straight game.
Illinois 102, Purdue 75--Nick Anderson and Marcus Liberty scored 21 points each, and the 10th-ranked Illini scored 21 straight points while routing the Boilermakers in a Big Ten Conference game at Champaign, Ill.
Kenny Battle added 20 points for Illinois (22-4, 9-4), whose 21-point outburst made it 37-15 with 4 1/2 minutes left in the first half.
Tony Jones scored 20 points for Purdue (11-15, 4-9).
N.C. Asheville (12-14) sliced a 15-point deficit to 54-47, but N.C. State (18-5) made its next five shots and 15 of its last 18.
Milton Moore scored 39 points for N.C. Asheville.
LSU 97, Georgia 83--Chris Jackson had 26 points and Ricky Blanton added 24 to lead the Tigers past the Bulldogs at Baton Rogue, La., and into a half game lead in the Southeastern Conference race.
Georgia (13-10, 5-10) closed to within 88-83 with 52 seconds left, but Dennis Tracey made seven of eight free throws and LSU (19-7, 11-4) scored the last nine points.
Litterial Green scored 29 points for Georgia.