The University of Manchester scientists have identified how the gaseous plant hormone ethylene can control the rate of cell division in vascular tissue, wood for example, which constitutes majority of the plant biomass. Vascular tissue is derived from a group of dividing cells concentrated in a structure called the procambium

In 1994, the first genetically modified food crop, Calgene?s Flavr-Savr? tomato, was produced and consumed in an industrialized country. Since that time, genetically modified (GM) crops have been rapidly adopted worldwide reflecting the satisfaction of growers.