Vitamin C contributing to the more severe symptoms of scurvy. More generally, the biochemical role of vitamin C is to act as an antioxidant (a reducing agent) by donating electrons to various enzymatic and non-enzymatic reactions. Doing so converts vitamin C to an oxidized state - either as semidehydroascorbic acid or dehydroascorbic acid. These compounds can be restored to a reduced state by glutathione and NADPH-dependent enzymatic mechanisms. In plants, vitamin C is a substrate for ascorbate peroxidase. This enzyme utilizes ascorbate to neutralize toxic hydrogen peroxide (HO) by converting it to water (HO). Scurvy is a disease resulting from a deficiency
The Early Days of Guns N' Roses The Early Days of Guns N' Roses The Early Days of Guns N' Roses was what the first series of concerts by American hard rock band Guns N' Roses are referred to as. Before embarking on the Appetite for Destruction Tour in 1987 after the group's breakthrough success, the band played at least 60 shows. After playing a few shows with early members (Guns, Beich and Gardner) on June 6, 1985 the band played their first show with what became known as the "classic line-up" of singer Axl Rose, guitarists Slash and Izzy Stradlin, bassist Duff McKagan and drummer Steven