Superbugs have been discovered in China

Superbugs have been discovered, which no known antibiotics can treat.

Scientists have said it raises concern about potentially untreatable infections.

The discovery has been described as “extremely worrying” by one scientist.

Pigs and meat sold in China are carrying bacteria which has a gene making it resistant to even the drugs used as a last resort by doctors.

The mutation has also been found in hospital patients in China and has spread to other countries in the region.