Internal structure: Scientists think that on average, the Martian core is about 1,800 and 2,400 miles in diameter (3,000 and 4,000 km), its mantle is about 900 to 1,200 miles (5,400 to 7,200 km) wide and its crust is about 30 miles (50 km) thick.
Glutathione peroxidase (GPx) (EC 1.11.1.9) is the general name of an enzyme family with peroxidase activity whose main biological role is to protect the organism from oxidative damage.owever, glutathione peroxidase 4 knockout mice die during early embryonic development. Some evidence, though, indicates reduced levels of glutathione peroxidase 4 can increase life expectancy in mice.
Glutathione (or GSH) is the bodyâs own master antioxidant discovered way back in 1889. However, it was only about 30 years ago that the scientists began to understand its functions and discovered how to raise its levels.SH is produced out of these three precursors in every cell of the human body and performs many important roles, such as: 1  Regulation of cell growth and division. 2  For cells to grow and divide they go through several very complex stages.