This fascinating recent article below is from Forbes.com
And, for those who are not “Pioneers in the P450 field”, you might not know that, since 1990, Blue Roses (also Blue Carnations) are being generated by several companies –– and then sold at incredibly high prices in Japan where that population LOVES blue roses and carnations. How does one make Blue Roses? By converting the color of a Rose (from pink or yellow or white) to BLUE, … which is done by genetic modification, involving cytochrome P450 (CYP) genes of the CYP75 and other (CYP93 ?) gene families.
For details of this amazing industrial success, please see: http://www.suntory.com/sic/research/s_bluerose/story/