The prime accused in the gang rape incident in Noakhali's Subarnachar upazila surrendered before a court yesterday.

Abul Kalam alias Bechu Majhi, 40, surrendered before the Cognisance Court of Judge Nobonita Guha and sought bail yesterday morning, three days after the incident.

The judge denied him bail and sent him to jail.

Later, the same court place two others accused - Abul Bashar and Yusuf Majhi - on three and two day remand respectively.

In another development in the case, Resident Medical Officer of Noakhali General Hospital Syed Mohiuddin Abdul Azim said the victim underwent all the required medical tests, where they found evidence of her being raped, UNB reports.

The report was sent to Noakhali police superintendent, Azim said.

The victim, a 48-year-old mother of six, was gang-raped in Subarnachar on Sunday evening over "campaigning for an upazila vice-chairman candidate".

Later, the victim's husband filed a case with Char Jabbar Police Station on Monday, accusing 12 people, including four unnamed.

With Kalam's surrender, six accused in the case are now behind bars.

The incident happened barely three months after a mother of four was gang-raped by 10-12 people in the same area allegedly for voting for "sheaf of paddy" in the December 30 national election.