The mutant had expanded root growth, altered root anatomy, chalky endosperm and multiple transcriptional changes without affecting many of the DUS characters and microsatellite genotyping pattern, indicating that ewst1 was genetically pure and closely related to its WT.
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Most plants have a mutualistic relationship with soil fungi called mycorrhizae, whose fine filaments expand root surface area to absorb more nitrogen, phosphorus, and other nutrients.
For example, these lines exhibited high GUS activity in the root tip, and expanding root cells, and were also active in rosette leaves, floral tissues including pollen, and in expanding cotyledons (Figure 1).
Cells in the more mature region of the expanding root tip have decreased symplastic continuity with the phloem [ 60].
Stimulation of a Ca2+ influx into the cytoplasm through NADPH oxidase-derived ROS, and in turn, activation of NADPH oxidase to produce ROS also establish a positive feedback regulation maintaining growth in expanding root hair cells [ 26].
His talents were effervescent and led to pioneering contributions in psychiatry which, over time, expanded the roots of psychotherapy.
Therefore, we speculate that the function of PtoWOX5a and PtoWOX5b may have expanded from roots to leaves in poplars.
This similarity persists even though only emergent leaves were sampled for G. maderense versus four tissue types (emergent and expanded leaves, roots and flowers) for P. x hortorum.
