At least five persons, including a police man and an employee of a secret agency, were injured in a bomb blast in North West Pakistan on Friday, police said.

The bomb was planted outside a cycle shop near a police station in the town of Srai Nurang and exploded with a huge bang creating panic among the people in the town.

No group has claimed the responsibility of the blast.

A prayer leader of the mosque was also among those injured in the blast.