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Nature 439, 901 (23 February 2006) | doi:10.1038/439901a; Published online 22 February 2006

Open Innovation Challenges

Frosty US visa policy leaves Indian science cold

K. S. Jayaraman

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Travel restrictions cast shadow over research alliance.

Scientific cooperation between India and the United States has been dented ahead of US President George Bush's official visit to New Delhi next month. Bush will find India's scientific community in a bitter mood following the United States' failure to give a visa to a leading Indian organic chemist on the suspicion that his work could be related to chemical warfare.