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Beginning of article

In 1994, molecular geneticist Luke Alphey came up with an idea that had what he calls "an obvious commercial relevance". He would create a breed of otherwise normal insects that could not reproduce. These insects could compete with wild insects for mates, but would produce no offspring. Release enough of them, and hey presto - no more plagues of locusts.

Dr Alphey applied for a patent two years ago and was plunged into an unfamiliar world of venture capitalism and knowledge transfer. Last August, a company based on his research emerged. Oxitec has eight employees and pounds 1.5m in funds. It's one of nine companies "spun out" by Oxford University last year.

In …