Protective effects:

• Antioxidant

• Inhibits leucocytes and platelets adhesion

• Protects against toxicity and peroxidation

Regulatory effects:

• Vascular tone

• Cell adhesion

• Vascular permeability

• Neurotransmission

• Bronchodilation

• Inflammation regulation

• Regulation renal function

Deleterious effects

• Inhibits enzymatic function

• Induces DNA damage

• Induces lipid peroxidation

• Increases susceptibility for radiation, alkylating substances, toxic metals

• Depletes reservations of antioxidants