Green light for blue rose, Hubble hiccup, and more


Green light for blue rose After 12 years of research, a rose genetically modified to be blue has finally received authorisation to be sold in Australia, where it was developed by Florigene of Victoria. The rose makes a blue pigment called delphinidin – found naturally in blueberries and blackcurrants – thanks to enzyme genes inserted from viola and torenia flowers, which are also blue. Gene-test registry Commercial gene tests that claim to predict the risk of certain diseases or conditions should be registered, says the Genetics and Public Policy Center in Washington DC. A registry should state how reliable a test is,
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