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Spinal Tech

Carlsbad, Calif.-based Alphatec Holdings entered into a definitive securities purchase agreement to raise around $18.9 million in private placement of common stock, Series A Convertible Preferred Stock and warrants exercisable for common stock.

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Menlo Park, Calif.-based Asterias Biotherapeutics announced the sixth and final patient who was administered AST-OPC1 after complete paralysis has exhibited positive signs following the six month study.

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