True blue' chrysanthemum flowers produced with genetic engineering

Scientists create the world's first BLUE chrysanthemum

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Flower color modification through genetic engineering of flavonoid

Violets are Red and Roses are Blue

研究成果) 「青いキク」が誕生

PHOTOS: Japanese Scientists Turn Chrysanthemums 'True Blue' : The Two-Way : NPR

Scientists genetically engineer the world's first blue chrysanthemum, Science

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