Reportedly, Matbool kept on lying on the road for almost an hour till the time police was informed.
Hospital CEO Dr Sujit Chatterjee, medical director Dr Anurag Naik and three other medicos Prakash Shetty, Mukesh Shah and Mukesh Shetye were arrested late on Tuesday. They have been accused of being involved in illegal trade and sale of kidneys.
The daring heist occurred somewhere along the 300 km long journey, but the missing loot was only discovered hours after the express train arrived in the city of Chennai.
A meeting was held between officials of the Home department and Maharashtra State Road Development Corporation earlier this week at the Mantralaya here, which was attended by Kesarkar and PWD (undertakings) Minister Eknath Shinde.
Many of the customers who were duped came to know about the fraud after they received a text message on Monday, informing that money was withdrawn from their accounts.
The train's mail carriage was carrying 3.4 billion rupees ($51 million) belonging to India's central bank and was being escorted by armed police seated in the next compartment.
The airline cited that the offer can be availed on more than 250 domestic sectors for travel between August 22 and September 30, both days inclusive.