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Nicotiana benthamiana plants expressing green fluorescent protein (GFP) following transfection with an 'mRNA-like', tobacco mosaic virus-derived expression vector containing the GFP gene (picture taken under UV light). Marillonnet et al. describe the application of this expression vector to recombinant protein production in plants (p 718).
The US Supreme Court is considering the reach of patents into basic research. If it decides to exempt a broad swathe of research, the biotech industry could lose millions.
Last year, public biotech companies made gains in revenues and profits, but with stock markets lackluster and regulatory issues looming, future growth remains uncertain.
Biotechnology-based businesses have historically looked to venture capitalists for funding. Our recent survey shows that, unlike the public marketplace, where investors' appetite for biotechnology has waxed and waned the last few years, venture capitalists are staying the course.
The efficient and permanent alteration of a human gene responsible for SCID provides a proof-of-principle demonstration of the potential of zinc-finger nucleases as human therapeutics.