Results 21 to 30 of about 7,701 (214)

Lateral Root Initiation in the Parental Root Meristem of Cucurbits: Old Players in a New Position

open access: yesFrontiers in Plant Science, 2019
While in most higher plants, including the model system Arabidopsis thaliana, the formation of lateral root primordia is induced in the elongation zone of the parental root, in seven plant families, including Cucurbitaceae, an alternative root branching ...
Alexey S. Kiryushkin   +6 more
doaj   +1 more source

Indole-3-butyric acid induces ectopic formation of metaxylem in the hypocotyl of Arabidopsis thaliana without conversion into indole-3-acetic acid and with a positive interaction with ethylene [PDF]

open access: yes, 2017
The role of the auxins indole-3-acetic acid (IAA) and indole-3-butyric acid (IBA) and of the auxin-interacting phytohormone ethylene, on the ectopic formation of primary xylem (xylogenesis in planta) is still little known.
Altamura, Maria Maddalena   +5 more
core   +2 more sources

Meristematic activity of the Endodermis and the Pericycle in the primary thickening in monocotyledons: considerations on the "PTM"

open access: yesAnais da Academia Brasileira de Ciências, 2005
This paper proposes a new interpretation for primary thickening in monocotyledons. The anatomy of the vegetative organs of the following species was examined: Cephalostemon riedelianus (Rapataceae), Cyperus papyrus (Cyperaceae), Lagenocarpus rigidus, L ...
Nanuza L. de Menezes   +7 more
doaj   +1 more source

Strigolactones suppress adventitious rooting in Arabidopsis and pea [PDF]

open access: yes, 2012
Adventitious root formation is essential for the propagation of many commercially important plant species and involves the formation of roots from nonroot tissues such as stems or leaves.
Agusti, Javier   +10 more
core   +3 more sources

Plant stem cells: unity and diversity

open access: yesВавиловский журнал генетики и селекции, 2016
Stem cells are undifferentiated cells of multicellular organisms that can divide, self-renew and differentiate. Despite the differences of properties, general principles of the existence of stem cells can be distinguished in all multicellular organisms ...
I. E. Dodueva   +4 more
doaj   +1 more source

The untapped potential of plant thin cell layers [PDF]

open access: yes, 2015
Thin cell layers (TCLs), which contain a small number of cells or tissues, are explants excised from different organs (stems, leaves, roots, inflorescences, flowers, cotyledons, hypocotyls/epicotyls, and embryos).
Botero Giraldo   +15 more
core   +1 more source

Roots Structure and Development of Austrobaileya scandens (Austrobaileyaceae) and Implications for Their Evolution in Angiosperms [PDF]

open access: yes, 2020
Since the resolution of the ANA grade [Amborellales, Nymphaeales, Austrobaileyales] as sister to all other flowering plants, a few comparative studies of root structure have suggested that some of their anatomical traits could be of importance to ...
Bachelier, Julien B.   +3 more
core   +1 more source

Ultrastructure of cells in an initiating lateral root primordium of Raphanus sativus

open access: yesActa Societatis Botanicorum Poloniae, 2015
Lateral root primordia in Raphanus sativus had developed 10 hours after main root decapitation. The primordia consisted of three cell layers — basal layer continuous with the pericycle. The primordia were initiated by activated groups of pericycle cells.
F. Kadej, B. Rodkiewicz
doaj   +1 more source

Cadmium and arsenic affect root development in Oryza sativa L. negatively interacting with auxin [PDF]

open access: yes, 2018
Cadmium (Cd) and arsenic (As), non essential, but toxic, elements for animals and plants are frequently present in paddy fields. Oryza sativa L., a staple food for at least the half of world population, easily absorbs As and Cd by the root, and in this ...
Altamura, M. M.   +7 more
core   +2 more sources

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

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