A free radical is defined as any species that contains one or more unpaired electrons (1).
Reactive oxygen species (ROS) is a collective term that includes both oxygen radicals, such as …

Elevated rates of reactive oxygen species (ROS) have been detected in almost all cancers,
where they promote many aspects of tumour development and progression. However, …

… , as well as other secondary species, which are not dealt with in this introduction. They are
collectively called Reactive Oxygen Species, or ROS, and are reactive with several targets in …

… (reactive oxygen species), has been coined to define an emerging class of endogenous,
highly reactive, oxygen (… This chapter provides a general overview of reactive oxygen species …

… These reactive oxygen species (ROS), and others that they can engender, threaten all cellular
macromolecules, and defenses are needed. Among those known to date are: superoxide …

… Upon reaction with electrons, oxygen is transformed into reactive oxygen species (ROS). It
has long been known that ROS can destroy bacteria and destroy human cells, but research in …

… reactive oxygen species (ROS), ie, superoxide anion radical ( • O 2 – ), hydrogen peroxide
(H 2 O 2 ), singlet oxygen ( … species whereas • OH in solution would exert the reactivity mainly …

… metal ions, the even more reactive hydroxyl radical (OH·) can be formed. These partially
reduced metabolites of O 2 are often referred to as “reactive oxygen species” (ROS) due to their …

… summarize recent data on reactive oxygen species-induced … been possible to correlate
oxygen radical-induced chemical … that result from reactive oxygen species-induced dam age to …

… of oxygen as the tenninal electron acceptor in aerobic respiration, came the curse in the form
of reactive oxygen species (… machinery to escape from these reactive byproducts of its own …