Results 61 to 70 of about 11,935 (255)

Evaluation of genotoxic activity of maleic hydrazide, ethyl methane sulfonate, and N-nitroso diethylamine in Tradescantia

open access: yesSalud Pública de México, 2001
Objective. To assess the genotoxic activity of N-nitroso diethylamine (NDEA), maleic hydrazide (MH), and ethyl methane sulfonate (EMS) using two systems: the comet assay on nuclei from Tradescantia, and the pink mutation test on Tradescantia staminal ...
Alvarez-Moya Carlos   +5 more
doaj  

Pollen mother cells of Tradescantia clone 4430 and Tradescantia pallida var. purpurea are equally sensitive to the clastogenic effects of X-rays

open access: yesBrazilian Journal of Medical and Biological Research, 2002
The Tradescantia micronucleus test is a sensitive bioassay for mutagenesis that may be employed both under field and laboratory conditions. This test has been standardized mostly on the basis of the results obtained with clone 4430.
F. Suyama   +7 more
doaj   +1 more source

Genotoxicity and Cytotoxicity Exerted by Pesticides in Different Biotic Matrices-An Overview of More Than a Decade of Experimental Evaluation [PDF]

open access: yes, 2014
Agrochemicals represent one of the most important sources of environmental pollution. Although attempts to reduce agrochemical use through organic agricultural practices and the use of other technologies to control pests continue, the problem is still
Larramendy, Marcelo Luis   +3 more
core   +2 more sources

Thermal Strategies for Bioactive‐Rich Juice Stability: Metabolomic and Sensory Insights Into HTST and MTST Pasteurization

open access: yesJournal of Food Process Engineering, Volume 48, Issue 8, August 2025.
HTST (95°C/8 s) pasteurization improved antioxidant capacity and increased some phenolic compounds and carotenoids. Other compounds, such as neoxanthin and chlorophylls, suffered degradation after heating. Compared with MTST (76°C/19 s), HTST proved to be the best alternative for juice processing, maintaining key characteristics and potentially ...
Michele Utpott   +7 more
wiley   +1 more source

Application of micronucleus assay in plants to monitor environmental pollution in situ [PDF]

open access: yes, 2008
Samples of 5 vascular plant species: Achillea millefolium L., Artemisia vulgaris L., Festuca gigantea (L.) VILL., Ranunculus acris L. s. str. and Vicia angustifolia L. were collected near Fuel Storage Station, Chemical Fibre Factory “Wistom” in Tomaszów
Kośmider, Beata   +2 more
core  

Wandering throughout South America: Taxonomic revision of Tradescantia subg. Austrotradescantia (D.R.Hunt) M.Pell. (Commelinaceae)

open access: yesPhytoKeys, 2018
I present the first taxonomic revision for T. subg. Austrotradescantia, based on extensive field, cultivation and herbaria studies. I accept 13 species, three of them (i.e. T. atlantica, T. hertweckii and T.
Marco O. O. Pellegrini
semanticscholar   +1 more source

Biosilicification in monocots: Comparative analysis highlights contrasting patterns of deposition

open access: yesAmerican Journal of Botany, Volume 112, Issue 7, July 2025.
Abstract Premise New insights into biomineral uptake and sequestration are important for understanding how plants grow. Some plants accumulate silica accretions in precise locations in particular cells. Among monocots, controlled biosilicification occurs in several different forms and is restricted to commelinids and orchids. Methods We utilized energy‐
Paula J. Rudall   +2 more
wiley   +1 more source

Relation between mutation yield and cell lethality over a wide range of X-ray and fission neutron doses in maize [PDF]

open access: yes, 1973
Dry maize seeds, of a genetic stock heterozygous for the yellow-green locus (Yg^ Λ ^ ) ι were irradiated with fission neutron doses up to 2700 rads and with 250 kVp X-rays to 40 000 rads.
Kellerer, Albrecht M.   +2 more
core   +1 more source

Preparation of Tradescantia pallida-mediated zinc oxide nanoparticles and their activity against cervical cancer cell lines

open access: yes, 2017
Purpose: To synthesize zinc oxide nanoparticles (ZnO NPs) using Tradescantia pallida . (Commelinaceae) and determine their fluorescent and cytotoxic properties. Methods : ZnO NPs were synthesized according to a simple protocol using T.
CaiMao Li   +5 more
semanticscholar   +1 more source

Traits Associated With Local Extinctions of Native Plants in a Species‐Rich Urban Reserve

open access: yesApplied Vegetation Science, Volume 28, Issue 3, July/September 2025.
A comprehensive resurvey of an urban reserve in Sydney failed to redetect 29% of native vascular plant species recorded from 1976 to 1992. Compared with persistent species, locally extinct species were shorter on average and more likely to have a graminoid habit and be water‐associated.
Thomas Mesaglio   +2 more
wiley   +1 more source

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