Melissa P Tumen-Velasquez Technical professional Contact TUMENVELASMP@ORNL.GOV All Publications Improving the Transformation Efficiency of Synechococcus sp. PCC 7002 via Methylome-Guided Premethylation of DNA... Simple and Rapid Site-Specific Integration of Multiple Heterologous DNAs into the Escherichia coli Chromosome Organizations Biological and Environmental Systems Science Directorate