1. The effects of spermine on plasmid DNA transmission through ultrafiltration membranes Open Access Author: Bolten, Rachel Marie Title: The effects of spermine on plasmid DNA transmission through ultrafiltration membranes Area of Honors: Chemical Engineering Keywords: plasmid DNAultrafiltrationDNA purificationspermine File: Download Bolten_Thesis_Sp17.pdf Thesis Supervisors: Andrew Zydney, Thesis SupervisorDr. Michael John Janik, Thesis Honors Advisor