WASHINGTON — Craig Mello knows well the intricate building blocks of life, but in the science of politics and federal budgets, the Nobel Prize winner from the University of Massachusetts Medical Center is no expert.
Yet here he was recently in an opulent Senate office, warning the likes of Senators Tom Harkin of Iowa and John Kerry of Massachusetts and Bay State Representatives Edward Markey and James McGovern that looming budget cuts would devastate medical research throughout the country, particularly in Massachusetts.

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