Tin-Chun Chu, Lee H. Lee, John J. Gaynor, Quinn C. Vega, Bonnie K. Lustigman, Shankar Srinivasan: Identification of the Synechococcus sp. IU 625 Metallothionein Gene and its Evolutionary Relationship to the Metallothionein Gene of Other Cyanobacteria. BIOCOMP 2007: 201-207