 STONY BROOK, N.Y.--BUSINESS WIRE--- APDN--Applied DNA Sciences, Inc. NASDAQ: APDN the Company, a leader in Polymerase Chain Reaction PCR-based DNA manufacturing, announced today that it has entered into a securities purchase agreement with certain institutional investors, providing for the purchase and sale of 1,810,000 shares of common stock at a price of 8.30 per share, priced at-the-market under Nasdaq rules, in a registered direct offering, resulting in total gross proceeds of approximat 