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Protalix/Pfizer first in US with plant cell-based recombinant therapeutic protein

 
• By Donna Young

For Protalix BioTherapeutics and Pfizer, the US FDA's 1 May marketing clearance of Elelyso (taliglucerase alfa), an enzyme replacement therapy (ERT) for Gaucher disease, puts the firms in the record books for gaining the first US approval of a recombinant therapeutic protein made in a plant organism – carrot cells, to be exact.

For Protalix BioTherapeutics and Pfizer, the US FDA's 1 May marketing clearance of Elelyso (taliglucerase alfa), an enzyme replacement therapy (ERT) for Gaucher disease, puts the firms in the record books for gaining the first US approval of a recombinant therapeutic protein made in a plant organism – carrot cells, to be exact.

Investors basked in the glory of the much awaited victory, with shares of Protalix soaring 23% in after-hours trading on 1 May.

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