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.
Large cell. The cell is larger than are normal cells. Examples include lung cancer and lymphoma. Small cell. The cell is smaller than are normal cells. An example is small cell lung cancer, which is an aggressive cancer that often spreads to other parts of your body (metastasizes). Squamous cell. The cell is flat in appearance. Examples include skin cancer or any other type of cancer that starts in the lining of some organs, such as a bronchus of a lung.