On February 26, Proceedings of the National Academy of Science of the USA published a paper entitled FLOWERING LOCUS T mRNA is synthesized in specialized companion cells in Arabidopsis and Maryland Mammoth tobacco leaf veins.
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This paper demonstrates where the FLOWERING LOCUS T is synthesized inside the leaf vein. Dr Chen Lin from our college is the co-first author. For more information, you can click the website below.
http://www.pnas.org/content/pnas/early/2018/02/21/1719455115.full.pdf