Poppy yields the final secret to making morphine

Determining the last unknown step in the opiate chemical pathway came down to a single gene

poppy

Morphine production has long been restricted to the slow pace of plants. Now, scientists have identified the enzymes that perform a previously unknown step in the chemical pathway, which will allow yeast to make morphine. 

Moyan Brenn/Flicker (CC-BY-2.0)

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