Electron Micrograph of Geobacter (Green) Expressing Wires Decorated with Peptide Tags (Red Dots). (image) University of Massachusetts at Amherst Share Print E-Mail Caption UMass Amherst microbiologist Derek Lovley and colleagues introduce a new method of tuning conductive nanowires, offering a 'toolbox of wires to choose from with a million-fold range in conductivity.' Credit UMass Amherst/Lovley Lab Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.