Results 81 to 90 of about 7,638 (201)

Detecting separate time scales in genetic expression data. [PDF]

open access: yes, 2010
BACKGROUND: Biological processes occur on a vast range of time scales, and many of them occur concurrently. As a result, system-wide measurements of gene expression have the potential to capture many of these processes simultaneously.
Ahnert, Sebastian E   +4 more
core   +4 more sources

Stem anatomy and ontogeny of vascular variants in Ipomoea asarifolia (Desr.) Roem. & Schult. (Convolvulaceae)

open access: yesNordic Journal of Botany, Volume 2026, Issue 2, February 2026.
An increase in stem thickness and ontogeny of successive cambia, intraxylary cambium, and inter‐and intraxylary phloem is elaborated for the first time in Ipomoea asarifolia (Desr.) Roem. & Schult. (Convolvulaceae). As the plants grew older, several small segments of cambium were initiated simultaneously external to the phloem formed by regular ...
Khyati D. Thacker   +3 more
wiley   +1 more source

Genome-wide association mapping identifies a new arsenate reductase enzyme critical for limiting arsenic accumulation in plants.

open access: yesPLoS Biology, 2014
Inorganic arsenic is a carcinogen, and its ingestion through foods such as rice presents a significant risk to human health. Plants chemically reduce arsenate to arsenite.
Dai-Yin Chao   +8 more
doaj   +1 more source

Auxin regulates adventitious root formation in tomato cuttings

open access: yesBMC Plant Biology, 2019
Background Adventitious root (AR) formation is a critical developmental process in cutting propagation for the horticultural industry. While auxin has been shown to regulate this process, the exact mechanism and details preceding AR formation remain ...
Ling Guan   +5 more
doaj   +1 more source

Branching out in roots: uncovering form, function, and regulation [PDF]

open access: yes, 2014
Root branching is critical for plants to secure anchorage and ensure the supply of water, minerals, and nutrients. To date, research on root branching has focused on lateral root development in young seedlings.
Aloni   +106 more
core   +3 more sources

The morphogenesis of lupine root nodules during infection by Rhizobium lupini

open access: yesActa Societatis Botanicorum Poloniae, 2014
The development of root nodules in Lupinus luteus infected by Rhizobium lupini was studied using cytological methods. The results obtained from examination of material sampled 6, 9, 13, 15, 20, 29 and 60 days after infection are given.
Władysław Golinowski   +2 more
doaj   +1 more source

Application of recombinant DNA technology to studies on plant secondary metabolism [PDF]

open access: yes, 2001
This review which is concerned with the application of recombinant DNA technology to studies on plant secondary metabolism, presents the more common plant transformation strategies and shows how these genetic approaches are being used in attempts to ...
Yeoman, Michael M., Zárate, Rafael
core   +1 more source

λ‐Orthogonal Pericyclic Macromolecular Photoligation

open access: yesAngewandte Chemie International Edition, 2015
AbstractA photochemical strategy enabling λ‐orthogonal reactions is introduced to construct macromolecular architectures and to encode variable functional groups with site‐selective precision into a single molecule by the choice of wavelength. λ‐Orthogonal pericyclic reactions proceed independently of one another by the selection of functional groups ...
Hiltebrandt, Kai   +5 more
openaire   +4 more sources

Oligohistidine‐Functionalized Single‐Walled Carbon Nanotube‐Guided RNA Delivery to Improve Shoot Regeneration Efficiency in Plant Calli

open access: yesAdvanced Functional Materials, Volume 36, Issue 6, 19 January 2026.
The pH‐sensitive His6‐SWNTs, which is functionalized with oligohistidine, can deliver STTM396 molecules into callus cells. The STTM396–SWNT complex treatments enhance shoot regeneration efficiency by regulating the miR396‐GRF module in Arabidopsis and tomato calli.
Yeong Yeop Jeong   +7 more
wiley   +1 more source

The Glucocorticoid-Inducible GVG System Causes Severe Growth Defects in Both Root and Shoot of the Model Legume Lotus japonicus

open access: yesMolecular Plant-Microbe Interactions, 2003
During the past decade, the legume Lotus japonicus has emerged as an important model system for study of symbiotic nitrogen fixation. Controlled expression of genes involved in symbiosis from an inducible promoter at specific time points would be a ...
Stig Uggerhøj Andersen   +7 more
doaj   +1 more source

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