In Vivo summarizes the technologies of several recently founded companies: Archemix Corp. will use its proprietary nucleic acid engineering technology to build protein detection chips and multiplexed assays for use in drug discovery. Gel-Del Technologies Inc. is developing protein-based biomaterials for making implanted medical devices more acceptable to the human body. Neuro Therapeutics Inc. was spun out of the University of British Columbia to commercialize therapies for stimulating repair of injured neurons after traumatic injury of the spinal cord or brain. OncoGenex Technologies Inc. aims to develop and commercialize therapeutics for hormone-independent prostate cancer. Rejuvenon Corp. aims to turn back the hands of time with drugs to treat or prevent disorders related to aging. A new entrant in the cardiovascular diagnostics arena, Belgium's Thermocore Medical Systems NV is developing a thermographic catheter-based system to localize and visualize unstable coronary plaque.