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6 December 2006

Bin that Viagra

Men who received the highest doses of a pioneering form of gene therapy to treat erectile dysfunction experienced normal erections for the entire six-week study. Volunteers were injected once in the penis with loops of DNA containing hSlo, a gene that relaxes penile muscle cells enabling blood to engorge the penis (Human Gene Therapy, vol 18, p 1165).

Celebrating Carl Linnaeus

It will be a year for the animals and plants. On 7 December 12 months of celebrations begin, marking the 300th anniversary of the birth of the Swedish naturalist Carl Linnaeus, who invented the binomial…

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