ST. CATHARINES, ON, Feb. 9 /CNW/ - Norgen Biotek Corp, an innovative Canadian biotechnology company focusing principally on advancing powerful innovations for nucleic acid and protein purification, today announced the launch and commercialization of genetically engineered DNA, RNA and protein ladders. This is the second in a series of bio-consumable products launched by Norgen to meet the needs of scientists conducting research in biological sciences and genomics and proteomics.