Biotechnology Canada-based Generex Biotechnology (OTC Bulletin Board: GNBT) last week provided an overview of the current pipeline and potential of its wholly-owned US subsidiary Antigen Express, which a couple of years ago the firm said it planned to spin-out as a separate DTC-eligible Securities and Exchange Commission-registered company valuing the asset at around $300 million (The Pharma Letter April 1, 2011). In September 2012, the parent said that it is proceeding with the previously-announced spinout of Antigen Express. 10 February 2013