One the other side, one suspected SIMI activist was detained in Indore as a Gujarat police team reached Madhya Pradesh to probe the Ahmedabad serial bomb blasts even as combing operations continued in Gujarat, Maharashtra and Rajasthan.

Top police sources said the SIMI activist was detained last night following a tip-off by Gujarat police.

Nine persons were arrested on August 16 for their alleged involvement in July 26 Ahmedabad blasts and they reportedly disclosed that explosives used were sent from Madhya Pradesh. Police is also suspecting them of stealing vehicles used in the operation.

Gujarat police says Safdar Nagori, the SIMI Madhya Pradesh unit chief who was arrested along with 12 other on March 27 from Indore, trained the activists in Halol jungle. He is now lodged in a Reva jail.

About 25 to 30 SIMI activists from Gujarat, Maharashtra and Madhya Pradesh had participated in the terror training camp. A police team visited the dargah located at the foothills of Pavagadh near Halol yesterday and met Sayed Nizamuddin, president of the dargah managing committee.

A few more suspects, including a person named Ikrar, are being traced. The two-member police team from Gujarat visited Ujjain to explore details of SIMI's network and operation strategies.

It may also go to Malwa and Nimad areas which are considered as the strongholds of the banned outfit.

Two persons were arrested here with explosive material with police suspecting it to be ammonium nitrate used in making bombs. The Railway Police recovered a sack full of chemical last night.