A brand-new backup nuclear reactor at Chalk River, Ont. produced enough medical isotopes during some test runs to supply the needs of every Canadian hospital and clinic, a parliamentary committee was told Thursday, putting a dent in one argument the Conservatives have been using to defend their decision last spring to mothball that backup plan.
The revelation that the MAPLE reactors at Atomic Energy of Canada Ltd.'s Chalk River Laboratory did indeed produce the isotope Moly-99, the key ingredient used in pharmaceutical radioisotopes, came on the same day doctors in Quebec said as many as 12,000 patients there have had their cancer and cardiac tests put off because of a shortage of those isotopes…
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