ATDBio is an oligonucleotide synthesis company based at Southampton University, founded in 2005 by Prof. Tom Brown, one of the world's leading nucleic acids chemists, and Dr Dorcas Brown, an expert in oligonucleotide synthesis.ATDBio supplies DNA and RNA oligonucleotides to scientists around the world involved in commercial research in the fields of genetics, genomics, molecular biology, biochemistry, biotechnology and nanotechnology.ATDBio specializes in modified oligos that other provideres cannot easily make, fluorescent probes, long oligos and large scale oligo synthesis, with an emphasis on high quality in synthesis, purification, analysis and customer support.