We briefly review current concepts with regard to the nature of oxygen-derived oxidants in
biological systems. Of these substances, hydroxyl radicals derived from hydrogen peroxide …

… to findout the exact role and the control of oxidantantioxidant system in human diseases. …
of oxidant-antioxidant system in various important diseases The oxidants/free radicals are …

… Specifically, ROS can regulate antioxidant systems by increasing the contents and activities
of the main antioxidant systems expressed in muscle cells such as SOD1, SOD2, GPx, and …

… of oxidant formation and antioxidant defences. In addition, the formation of oxidants and their
… damage of macromolecules and the major repair and removal systems will be highlighted. …

… the oxidant and antioxidant status of plasma in patients with NIDDM and the effect of
vitamin E (800 IU/day) supplementation on oxidative stress, antioxidant defense system, …

… summarize the cellular oxidant and antioxidant systems and discuss … antioxidant systems
can be overwhelmed. In this review, we summarize the cellular oxidant and antioxidant systems …

… oxidant defense system implys that it is capable of taking advantage of diverse antioxidants
… actions, it is becoming increasingly clear that components of the antioxidant system interact …

… and antioxidant balance as uncontrolled free radical … antioxidants defense mechanisms.
Finally, we will have a brief glance at oxidants and antioxidants relevance to the immune system…

… compounds which act as potential oxidants, including a variety of quinones, capable of
redox cycling, and substrates for enzyme systems which generate oxidants. ANTIOXIDANTS …

… antioxidants present in foods. There is increasing demand and availability of designer foods
fortified with antioxidants … a brief overview of oxidants and antioxidant systems inside the …