BxPC-3-KRASWT Cell Line (IMAGE) Scripps Research Institute Caption The researchers used a technique called confocal microscopy to confirm that the cell lines were forming spheres. Here is the BxPC-3-KRASWT cell line. Credit Kota et. al./The Scripps Research Institute Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.