Keywords: Southern blot DNA gel.jpg Four scientists 1 woman and 3 men conferring over a DNA gel The scientists featured in the video Driving Forces are Douglas Clark Drs Suzannah Gal Robert Fleischmann and Bruce Troen who worked in NCI's Laboratory of Molecular Cell Biology in 1987 Topics/Categories People -- Adult People -- Health Professional Science and Technology -- Genetics Type Color Photo Source National Cancer Institute Bill Branson Photographer 2276 The Web site of the National Cancer Institute http //www cancer gov 1987-04 Reuse Restrictions None - This image is in the public domain and can be freely reused Please credit the source and/or author listed above Bill Branson Photographer PD-USGov-HHS-NIH Media from National Cancer Institute Visuals Online Images uploaded by Fæ Southern blot |