Results 31 to 40 of about 45,370 (202)

TCPs, WUSs, and WINDs: Families of transcription factors that regulate shoot meristem formation, stem cell maintenance, and somatic cell differentiation

open access: yesFrontiers in Plant Science, 2014
In contrast to somatic mammalian cells, which cannot alter their fate, plant cells can dedifferentiate to form totipotent callus cells and regenerate a whole plant, following treatment with specific phytohormones.
Miho eIkeda   +2 more
doaj   +1 more source

Modulation of Arabidopsis and monocot root architecture by CLAVATA3/EMBRYO SURROUNDING REGION 26 peptide [PDF]

open access: yes, 2015
Plant roots are important for a wide range of processes, including nutrient and water uptake, anchoring and mechanical support, storage functions, and as the major interface with the soil environment.
Brigitte Van   +7 more
core   +2 more sources

Functional analysis of the Arabidopsis TETRASPANIN gene family in plant growth and development [PDF]

open access: yes, 2015
TETRASPANIN (TET) genes encode conserved integral membrane proteins that are known in animals to function in cellular communication during gamete fusion, immunity reaction and pathogen recognition.
Himanen, Kristiina   +6 more
core   +1 more source

Flower Bud Differentiation in Quercus suber L.

open access: yesSouth-East European Forestry, 2016
Background and Purpose: Cork oak (Quercus suber L.) is one of the most important forest species growing in the Western Mediterranean region. This investigation intends to assess the timing of flowering differentiation of cork oak and contribute to the ...
Maria Carolina Varela   +3 more
doaj   +1 more source

Local expression of expansin induces the entire process of leaf development and modifies leaf shape [PDF]

open access: yes, 2001
Expansins are a family of extracellular proteins proposed to play a key role in wall stress relaxation and, thus, in cell and tissue growth. To test the possible function of expansins in morphogenesis, we have developed a technique that allows transient ...
Cho   +14 more
core   +2 more sources

MERISTEM-DEFECTIVE / DEFECTIVELY ORGANIZED TRIBUTARIES2 regulates the balance between stemness and differentiation in the root meristem through RNA splicing control

open access: yes, 2022
ABSTRACTPlants respond to environmental stresses through controlled stem cell maintenance and meristem activity. One level of transcriptional control is RNA alternative splicing. However the mechanistic link between stress, meristem function and RNA splicing is poorly understood.
Helen L. Thompson   +13 more
openaire   +3 more sources

AMP1 and CYP78A5/7 act through a common pathway to govern cell fate maintenance in Arabidopsis thaliana.

open access: yesPLoS Genetics, 2020
Higher plants can continuously form new organs by the sustained activity of pluripotent stem cells. These stem cells are embedded in meristems, where they produce descendants, which undergo cell proliferation and differentiation programs in a ...
Olena Poretska   +4 more
doaj   +1 more source

Transcriptome analysis of tomato flower pedicel tissues reveals abscission zone-specific modulation of key meristem activity genes. [PDF]

open access: yesPLoS ONE, 2013
Tomato flower abscises at the anatomically distinct abscission zone that separates the pedicel into basal and apical portions. During abscission, cell separation occurs only at the abscission zone indicating distinctive molecular regulation in its cells.
Xiang Wang   +7 more
doaj   +1 more source

A molecular timetable for apical bud formation and dormancy induction in poplar [PDF]

open access: yes, 2007
The growth of perennial plants in the temperate zone alternates with periods of dormancy that are typically initiated during bud development in autumn. In a systems biology approach to unravel the underlying molecular program of apical bud development in
Ruttink, Tom   +8 more
core   +1 more source

Chromosomal characteristics of barley root meristems differentiated from calli

open access: yesBiologia Plantarum, 1983
Callogenesis was induced in mature embryos. The efficiency of induction and the growth of calli were dependent on 2,4-D concentration. No regeneration of buds or shoots was observed in 720 calli studied, but most calli showed intensive root proliferation on the regeneration medium.
Blanka Vostřáková-Němcová   +2 more
openaire   +1 more source

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