Defending champion and top seed P Gopichand (IOC) made short work of JBS Vidyadhar (AP) 15-5, 15-7 while sixth seed Karnataka's Ajit Wijetilak was stretched by Ambrish Shinde (Maharashtra) 8-15, 15-7, 15-3.

Other prominent players who maAmong women, top seed Aparna Popat (Karnataka) took just nine minutes to crush statemate EB Nandini 11-1, 11-0 to reach the quarter-finals. Second seed Manjusha Kanwar curbed the challenge of Karnataka's Pooja Patil 11-6, 11-6 while third seed Neelima Choudhary (AP) cruised through with a 11-5, 11-1 win over Statemate D Swetha.

RESULTS: Seedings in prefix:

Men's singles (pre-quarterfinals): 1-P Gopichand (IOC) bt JBS Vidyadhar (AP) 15-5, 15-7, 5-Sachin Ratti (Rly) bt CM Shashidhar (AP) 15-5, 15-12, 4-SrikantBakshi (Rly) bt Anuj Gupta (ONGC) 15-6, 15-10, 6-Ajit Wijetilak (Kar) bt Amrish Shinde (Mah) 8-15, 15-7, 15-3, 8-Chetan Anand (A-I) bt Davinder Dhillon (Del) 18-14, 15-10, 3-Nikhil Kanetkar (IOC) bt Jaison Xavier (Ker) 15-5, 15-5, 7-Sushant Saxena (UP) bt Vincent Lobo (ONGC) 7-15, 15-13, 15-5, Mangrish Palekar (Rly) bt 2-Abhinshyam Gupta 18-14, 15-8.

1st round: P Gopichand (IOC) bt PSB Nagendra (Kar) 15-6, 15-4, JBS Vidyadhar (AP) bt Joy T Antony (Ker) 12-15, 15-12, 15-9, Sachin Ratti (Rly) bt Ravender Singh (AI) 15-9, 15-10, CM Shashidhar (AP) bt Parag Modi (Rly) 18-16, 15-7, Srikant Bakshi (Rly) bt Arvind Bhat (Kar) 16-18, 15-4, 17-14, Anuj Gupta (ONGC) bt Mayur Ghatnekar (Mah) 15-10, 15-13, Ajit Wijetilak (Kar) bt KA Anish (Ker) 18-15, 15-10, Ambrish Shinde (Mah) bt Ashish Chadda (Dli) 15-7, 15-3, Davinder Dhillon (Del) bt Sanket Shetty (Mah) 15-13, 18-13, Chetan Anand (A-I) bt Vijay Khanna (AP) 15-10, 15-12, Jaison Xavier (Ker) bt Thomas Kurian (Rly) 15-10, 3-15, 15-6, Nikhil Kanetkar (IOC) bt KumardevRajmanya (Kar) 15-9, 15-6, Vincent Lobo (ONGC) bt Harish Chander (Rly) 15-6, 15-5, Sushant Saxena (UP) bt Abhishek Bakshi (Kar) 15-3, 15-9, Mangrish Palekar (A-I) bt G Praveen (Del) 10-15, 15-6, 15-8, Abhinshyam Gupta (A-I) bt D Guruprasad (Kar) 15-4, 15-8.

Women's singles (1st round): Ketaki Thakkar (A-I) w/o Parul Priyadarshini (UP), Shalaka Damle (A-I) bt Kirti Kadam (Mah) 11-1, 11-3, Manju T Abraham (Kar) bt Vinaya Shetty (Mah) 11-5, 4-1 (conceded), Divya Ramesh (AI) w/o Nupura Bhide (MP).

Pre-quarterfinals): 1-Aparna Popat (Kar) bt EB Nandini (Kar) 11-1, 11-0, BR Meenakshi (Rly) bt Ketaki Thakkar (A-I) 0-11, 11-5, 11-6, 4-PVV Lakshmi (AP) bt Trupti Murgunde 11-4, 11-1, Nirmal Kotnis (A-I) bt Shalaka Damle (A-I) 12-11, 10-12, 11-6, Sampada Shetye (A-I) bt Manju T Abraham 11-6, 11-4, 3-Neelima Choudhary (AP) bt D Shweta (AP) 11-5, 11-1, CH Deepti (Rly) bt Divya Ramesh (Kar) 11-7, 11-7, 2-Majusha Kanwar (IOC) bt Pooja Patil (Kar) 11-6, 11-6.