Oxidative stress and aging: the potential role of iron

Dimitrios Galaris, Michalis Mantzaris, Christos Amorgianiotis

Download PDF

According to the free radical theory of aging proposed by Denham Harman more than 50 years ago, oxidatively modified cellular components accumulate continuously in the cells during the organism’s lifespan leading to progressive decline of cellular functions. Since then, it has been shown that proteins, lipids, nucleic acids and other cell components undergo reversible and/or irreversible oxidative modifications during aging …

Autophagy in aging and in neurodegenerative disorders

Yogendra S. Rajawat, Ioannis Bossis

Download PDF

Autophagy (ATG) is the process of bulk degradation and recycling of long-lived proteins, macromolecular aggregates, and damaged intracellular organelles. Cellular homeostasis requires continuous removal of worn-out components and replacement …