Kolkata: Fourteen people were injured in a low intensity bomb blast at a passenger train in Kolkata, West Bengal on Tuesday.

Seven of the injured have been hospitalised after the explosion, which took place at about 3:55am on the Sealdah-Krishnagar local of Eastern Railway between Titagarh and Barrackpore station.

A railway spokesman said the low intensity bomb blast took place following an altercation and scuffle between anti-social who had boarded the train.

Two trains were cancelled as train movement was hit following the incident.