The Inner Workings of Scalpel (image) Cold Spring Harbor Laboratory Caption Each dot represents a short sequence of DNA from the reads mapped to a gene. The red path spells out the normal version of the gene, while the yellow path spells out a truncated path with the indel. The blue 'spikes' show where there are other errors in the reads that have been mapped here. Credit M. Schatz/ Cold Spring Harbor Laboratory Usage Restrictions None 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.