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Plants reveal pollen-luring secrets

Discovery marks first molecule known to attract pollen into a plant

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1:08pm, March 18, 2009

For more than a century, researchers have marveled at how pollen creeps down into a plant, growing a tube that twists and turns to reach the target ovary. But the nature of the siren song guiding this descent remained a mystery until now. For the first time, researchers have pinpointed the exact molecules one plant uses to attract pollen tubes to its reproductive organs.

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