History. 1  1982 - Company is formed under the name Omega Research, Inc. 2  1989 - System Writer, a trading strategy software application, is launched. 3  1991 - TradeStation, the company's flagship product, is launched. 4  1992 - SuperCharts, a charting and analytics software application, is launched.
The main difference between cancer cells and normal tissue stem cells is that cancer cells are abnormal and present mutations.
Cancer cells are cells that behave differently than normal, healthy cells and tissues do. For a long time, cancer was thought to occur because of mutations in the genes (DNA) in individual cells. Newer understandings suggest that the picture is more complex.