Sixth seed Isha Lakhani overcame fever to get the better of Shruti Dhawan 6-1, 4-6, 7-5 while unseeded Thassha Vitayaviroj of Thailand created a mild flutter when she knocked out eighth seed Maria Penkova of Bulgaria to enter the quarter-finals in the $10,0 00 NECC-ITF women's tennis tournament at Deccan Gymkhana courts in Pune on Wednesday.

Vitayaviroj led the march of three other foreigners -- second seed Akgul Amanmuradova of Uzbekistan, third seed Karen Patterson of Great Britain and fifth seed Chantal Coombs of Germany [ Images ] along with Indians Sonal Phadke, Ankita Bhambri, Megha Vakharia and Isha Lakhani into the last eight stage.

In the round of 16 played today, Sonal Phadke (India [ Images ]) stopped the winning run of Archana Venkataraman, who beat top seed Khoo Chin Bee of Malaysia, 6-4, 6-1 while Delhi's [ Images ] Ankita

Bhambri won without much effort against Rushmi Chakravarthi after the Rushmi retired with shoulder injury after losing the first set 6-4.

Fifth seed Chantal Coombs of Great Britian served out Sai Jayalakshmy 6-4, 6-3 while third seeded Karen Patterson defeated Thailand's Montinee Tangphong 6-4, 6-3.

However, second seed Akgul Amanmuradova continued her winning run, thrashing India's Lata Asudani 6-0, 6-1 while seventh seeded Isha Lakhani had to fight fever and a hard-hitting Shruti Dhawan (Ind) to win 6-1, 4-6, 7-5.

Sixth seed Megha Vakharia put the breakes on qualifier Parul Goswami, winning 6-2, 6-3.