1 Table of Contents: “... Cells -- Heavy Metal Perception in a Microescale Environment: A Model System Using High Doses...”

2 Table of Contents: “...Chapter 1. Hydrogen peroxide and nitric oxide generation in plant cells: Overview and queries...”

3 Table of Contents: “...Cellular redox homeostasis as central modulator in plant stress response -- Plant cell redox...”

4 Table of Contents: “...Production sites of reactive oxygen species (ROS) in organelles from plant cells.- What do...”

5 Table of Contents: “... hormones relationship in stress (Arnao) -- Chapter 11. Tryptophan: A precursor of signaling molecules...”

6 “... will also include a view of the stress recognition by plants and the cell signaling events triggered as a...”

7 Table of Contents: “... of the balance between oxidative damage and signaling -- Glutathione reductase: Safeguarding plant cells against...”