Secugen - DNA Spikes We use own and from thirds cookies to improve our services and your experience as user. If you continue using our website, we consider you accept their use. For more information visit our Cookies Policy. Close Secugen Español Customers Area Request For Quote Secugen Mision, Vision and Goals History Human Team Facilities Quality Policy DNA Sequencing Sanger DNA Sequencing Intro Analysis Offered Prices Service Request Next Generation Sequencing Analysis Offered GeneticDiagnostic Intro Analysis Offered Prices Genetic Counseling Analysis Request Other Services Cells Lines Identification Fungi Bacteria Identification PCR Amplicons Cloning R & D Projects Collaborators Contact Customer Support Contact us HHRR FAQs DNA Sequencing Genetic Diagnostic Secugen - Technical Solutions - DNA Spikes Sequence Appearance. Sharp, high-intensity, multicolored peaks that randomly appear in the sequence. Possibles Causes. The cause of spikes is not completely understood. One possible explanation is that an impurity or micro bubble passes through the camera view of the sequencing instrument, scattering light. Treatment. The surrounding sequence should still be correct and accurate if of good quality, please request your sample tobe rerun if necessary.