1. Orphan Toxin OrtT (YdcX) of Escherichia coli Reduces Growth during the Stringent Response. Open Access Author: Islam, Sabina Title: Orphan Toxin OrtT (YdcX) of Escherichia coli Reduces Growth during the Stringent Response. Graduate Program: Chemical Engineering Keywords: Toxin/Antitoxin; Orphan Toxin; Stringent Response File: Download MS_thesis-_Sabina_Islam.pdf Committee Members: Thomas Keith Wood, Thesis Advisor/Co-Advisor