Police were called at just after 9pm on Wednesday, 7 December to reports of a stabbing on Longbridge Road at the junction with Sandhurst Drive in Ilford.
Officers rendered first aid to the male who has been stabbed a number of times.
Paramedics and Doctors from the London air ambulance were also called to the incident. Medical equipment can be seen at the front of the bus.
The man has been rushed to the major trauma unit at the Royal London. A large crime scene remains in place with a number of London buses stuck within the Police crime scene. Due to the Road being blocked in both directions at the junction with Sandhurst Drive a number of bus routes have been affected: 5,145,EL2,EL3,N15 these are running a revised route.
A Spokesman for the Met Police said: Officers were called at 8:48pm on Wednesday, 10 December after a man was found injured in Longbridge Road, Barking.
Officers attended along with the London Ambulance Service. A man, aged in his 20s, was taken to hospital with a stab wound to his chest. His condition was assessed as not life-threatening.
As a result of initial enquiries, it’s thought the man was assaulted by at least two men near to Lovelace Gardens shortly before he was found in Longbridge Road.
Further enquiries are taking place and anyone with information about what happened is asked to call 101 quoting CAD 7074/07Dec. To remain anonymous contact the independent charity Crimestoppers on 0800 555 111.