Document Type


Patent Number

US Patent 5,904,822

Patent agency

United States Patent and Trademark Office

Publication Date



University of Iowa Research Foundation (Iowa City, IA, US)

Application Number


Date Filed


Total Pages

41 pages


This invention relates to a system and methods for the straightening an electrophoresis gel image in the vertical and horizontal directions, and for analyzing a straightened gel image. The system includes an input unit for receiving raw data from the electrophoresis gel, a straightening unit for providing a straightened gel image, an output unit for portraying the raw data from the electrophoresis gel and the straightened gel image, and a an analyzing unit for analyzing the data portrayed in the straightened gel image. The system features a dye boost feature for boosting the intensity of bands, filtering means for modifying the gel image, and a genotype editing feature for editing the results of an automatic gel analysis. The system allows for manual and automatic analysis of the straightened gel image according to a specified set of analysis parameters providing a range of analysis stringency levels.