(CNN) — President Donald Trump signed an executive order Tuesday that the White House says will use artificial intelligence to transform the way scientists fight childhood cancer.

However, the move comes amid cuts to hundreds of millions of dollars in science research grants and proposed cuts to the budget of the nation’s primary agency for cancer research and training – moves that experts say could mean dramatic losses in cancer treatments.

“We’re going to defeat childhood cancer once and for all,” Trump said Tuesday in the Oval Office, accompanied by children who have had cancer. “I’m thrilled to sign a very historic executive order to massively accelerate pediatric cancer research and harness the extraordinary potential of artificial intelligence to fight this terrible disease.”

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