Cancer researchers have homed in on how high-dose vitamin C kills cancer cells. Vitamin C breaks down to generate hydrogen peroxide, which can damage tissue and DNA. The new study shows that tumor ...

Catalase enzymes play a pivotal role in cellular defence by decomposing hydrogen peroxide into water and oxygen, thereby mitigating oxidative stress. These oxidoreductases are ubiquitously found ...

Acatalasemia is a metabolic condition (inborn error of metabolism) associated with a very low catalase activity in erythrocytes. Catalase is an antioxidant enzyme ...