Results 61 to 70 of about 3,190,573 (222)

ANATOMICAL STRUCTURE OF THE PERENNIAL STEM IN DIFFERENT ROSA L. SPECIES [PDF]

open access: yesJournal of Plant Development
The observations comprise a comparative study of the anatomical structure of the perennial stem in the species Rosa canina L., R. damascena Mill., R. rubiginosa L., and R. rugosa Thunb., cultivated in the Botanical Garden of Iasi. Cambial activity gives
Lidia ADUMITRESEI, Irina Neta GOSTIN
doaj   +1 more source

Tissue-Specific Metabolite Profiling on the Different Parts of Bolting and Unbolting Peucedanum praeruptorum Dunn (Qianhu) by Laser Microdissection Combined with UPLC-Q/TOF–MS and HPLC–DAD

open access: yesMolecules, 2019
Background: Qianhu is a traditional Chinese medicine. It is thought that Qianhu roots will harden after bolting and not be suitable for medicinal purposes.
Ling Li Chen   +6 more
doaj   +1 more source

Exploiting Secondary Growth in Arabidopsis. Construction of Xylem and Bark cDNA Libraries and Cloning of Three Xylem Endopeptidases [PDF]

open access: yesPlant Physiology, 2000
Abstract The root-hypocotyl of Arabidopsis produces a relatively large amount of secondary vascular tissue when senescence is delayed by the removal of inflorescences, and plants are grown at low population density. Peptidase zymograms prepared from isolated xylem and phloem revealed the existence of distinct proteolytic enzyme profiles ...
C, Zhao   +3 more
openaire   +2 more sources

Populus NST/SND orthologs are key regulators of secondary cell wall formation in wood fibers, phloem fibers and xylem ray parenchyma cells.

open access: yesTree Physiology, 2019
Wood fibers form thick secondary cell wall (SCW) in xylem tissues to give mechanical support to trees. NAC SECONDARY WALL THICKENING PROMOTING FACTOR3/SECONDARY WALL-ASSOCIATED NAC DOMAIN PROTEIN 1 (NST3/SND1) and NST1 were identified as master ...
N. Takata   +6 more
semanticscholar   +1 more source

Development of successive cambia and structure of the secondary xylem in some members of the family Amaranthaceae [PDF]

open access: yes, 2019
Young stems of Aerva javanica (Burm.f.) Juss. ex Schult., A. lanata (L.) Juss. ex Schult, A. monsonia Mart., A. sanguinolenta (L.) Blume, Alternanthera bettzickiana (Regel) G. Nicholson, A.
Ramoliya, Dhara G   +3 more
core   +2 more sources

Using the CODIT model to explain secondary metabolites of the xylem in defence systems of temperate trees to decay fungi.

open access: yesAnnals of Botany, 2019
BACKGROUND In trees, secondary metabolites (SMs) are essential for determining the effectiveness of defence systems against fungi and why defences are sometimes breached.
Hugh Morris   +6 more
semanticscholar   +1 more source

Vascular Morphodynamics During Secondary Growth [PDF]

open access: yes, 2017
Quantification of vascular morphodynamics during secondary growth has been hampered by the scale of the process. Even in the tiny model plant Arabidopsis thaliana, the xylem can include more than 2000 cells in a single cross section, rendering manual ...
Ragni, Laura   +4 more
core   +1 more source

Intrusive growth of sclerenchyma fibers [PDF]

open access: yes, 2010
Intrusive growth is a type of cell elongation when the rate of its longitudinal growth is higher than that of surrounding cells; therefore, these cells intrude between the neighboring cells penetrating the middle lamella.
Chernova, T.E.   +5 more
core   +1 more source

New investigations of Upper Devonian wood from the north of the European part of Russia

open access: yesActa Palaeobotanica, 2020
The paper describes a continuation of our research on the distribution of archaeopteridalean plants in the north of the European part of the Russian Federation.
Anna Lyubarova, Sergey M. Snigirevsky
doaj   +1 more source

Proteomic analysis during ontogenesis of secondary xylem in maritime pine [PDF]

open access: yesTree Physiology, 2014
Secondary xylem (wood) is formed through an intricate biological process that results in a highly variable final product. Studies have focused on understanding the molecular events for wood formation in conifers. In this process environmental, ontogenic and genetic factors influence variation in wood characteristics, including anatomical, chemical and ...
Garces, Marcelo Arnoldo   +6 more
openaire   +5 more sources

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