Although over clustering is not possible on patterned flow cell, loading a library with a suboptimal concentration negatively impacts run data. In this video, we will discuss preventing and diagnosing common clustering issues on patterned flow cells. More resources: The Cluster Optimization Overview Guide: https://support.illumina.com/downloads/cluster-optimization-overview-guide-1000000071511.html Video Tip: Optimal Cluster Density Best Practices https://www.youtube.com/watch?v=VZ7kFfYM03U&feature=youtu.be Presenter: Tim Gilmartin, Staff Field Applications Scientist, Illumina Disclaimer: For Research Use Only. Not for use in diagnostic procedures. Subscribe to the Illumina video channel http://www.youtube.com/subscription_center?add_user=IlluminaInc A global genomics leader, Illumina provides comprehensive next-generation sequencing solutions to the research, clinical, and applied markets. Illumina technology is responsible for generating more than 90% of the world’s sequencing data.* Through collaborative innovation, Illumina is fueling groundbreaking advancements in oncology, reproductive health, genetic disease, microbiology, agriculture, forensic science, and beyond. *Data calculations on file. Illumina, Inc., 2015. View customer spotlight videos https://www.youtube.com/playlist?list=PLKRu7cmBQlajfheLzgbI4S7xBn7IDbt79 View Illumina webinars https://www.youtube.com/playlist?list=PLKRu7cmBQlahpXlnrrXlQw9itVJ8yHwUZ View Illumina product videos https://www.youtube.com/playlist?list=PLKRu7cmBQlaj6YuZmkfxZcT9twqDgP2Xd View Illumina support videos https://www.youtube.com/playlist?list=PLKRu7cmBQlajbm2KGsICWb-JOnusJfYvM