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Barnyard biotech—lame duck or golden goose?

Recent setbacks in product development at PPL Therapeutics illustrate the economic challenges and regulatory uncertainties that face protein production in GM animals.

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Figure 1: Comparison of various production systems.

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Powell, K. Barnyard biotech—lame duck or golden goose?. Nat Biotechnol 21, 965–967 (2003). https://doi.org/10.1038/nbt0903-965

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