A gene that plays key role in causing a type of skin disease has been discovered by British researchers.
![Researchers Identify Gene Behind Skin Disease Researchers Identify Gene Behind Skin Disease](https://images.medindia.net/health-images/1200_1000/DNA-5.jpg)
The condition causes dots of hard, thickened skin which are painful and uncomfortable.
It is believed the discovery will allow for easier diagnosis of punctate PPK and help developing new therapies.
Source-IANS