Dustin Diamond, known for his role as Screech in the teen series

Saved by the Bell

, has died of cancer at the age of 44, various American media report Monday.

Earlier this month, it was announced that the cancer had spread throughout the actor's body.

Chemotherapy was then started immediately.

Several cancer diagnoses have been made in his family, entertainment site

TMZ

reports

;

for example, Diamond's mother died of breast cancer.

Diamond played the character Screech in the teen series for thirteen years.