WebThe first cytokinin discovered was an adenine (aminopurine) derivative named ‘kinetin’ (6-furfuryl aminopurine), which was isolated as a DNA degradation product. The first … WebDec 14, 2024 · Cytokinins are a type of plant growth regulator that is largely engaged in cell division in plant roots and shoot systems. This hormone promotes cell proliferation, development, and diversification while also influencing apical dominance and delaying leaf senescence. These hormones are mostly found in complex plants, bacteria, mosses, and …
Meta-topolin, a highly active aromatic cytokinin from poplar …
WebMay 19, 2014 · It consists of a purine ring structure with a side chain that contains hydroxyl, amino, and olefin groups. It was discovered in the corn genus Zea, for which it is named. Zeatin and other cytokinins are produced in plants’ root systems. How they signal the plant to grow shoots has been discovered only recently. WebJun 1, 2024 · Cytokinins maintain the growth potential (pluripotency) of shoot apical meristems, which provide stem cells for the generation of leaf primordia during the initial stage of leaf formation;... greenview tractor
Adenine Derivative - an overview ScienceDirect Topics
WebApr 6, 2024 · The prime cytokinin function is to regulate cell division, cell growth, differentiation, development, etc. This hormone is responsible for leaf senescence, axillary growth, and apical dominance. It can be found in different forms in plants, mosses, fungi, and bacteria performing the same functions. More than 200 types of cytokinin hormone … WebSep 22, 2006 · Structures of Cytokinins. (A) Selected purine- and urea-type cytokinins. (B) A zeatin molecule (ZeaD1) as seen in the structure described here. The atom numbering, used throughout this article, is as in the Protein Data Bank entry 2FLH. The 2F o -F c electron density map is contoured at the 1.2σ level. ). WebDec 19, 2024 · The sex determination in gymnosperms is still poorly characterized due to the lack of genomic/transcriptome resources and useful molecular genetic markers. To enhance our understanding of the molecular mechanisms of the determination of sexual recognition of reproductive structures in conifers, the transcriptome of male and female … greenview townhomes memphis tn