Sentence:In addition, scientists maye have a number of potentially useful targets to prevent and treat this lethal tumour because of the findings that NOX5 mediated [e1]overproduction[/e1] of hydrogen peroxide is responsible for increased [e2]growth[/e2] and decreased death of cancer cells.
 e1: overproduction. 
 e2 : growth.
Answer: Cause-Effect(e1,e2)