Advances in Phytotoxicity Sciences

A special issue of Plants (ISSN 2223-7747). This special issue belongs to the section "Plant Physiology and Metabolism".

Deadline for manuscript submissions: closed (31 August 2023) | Viewed by 3088

Special Issue Editors


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Guest Editor
Department of Ecology and Conservation, Natural Sciences Institute, Universidade Federal de Lavras, Lavras, MG, Brazil
Interests: botany; plant extract; phytotoxicity; toxicological analysis; allelopathic potential; ecotoxic effect

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Guest Editor
Institute for Sustainable Agriculture (IAS), CSIC, Córdoba, Spain
Interests: weeds; sustainable crop protection; germination; resistance; allelopathy
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Special Issue Information

Dear Colleagues,

Phytotoxicity was a term first used in science in the 1930s. The etymology of the word combines the plant-related affix phyto- with toxicity or the ability to be toxic. In this sense, phytotoxicity relates to any toxic, adverse effects on plants. Usually, these toxic effects are associated with environmental pollutants such as pesticides, fertilizers, trace elements, and more recently, nanoparticles. However, abiotic stresses such as salinity, or biotic stresses such as pathogen attacks also trigger adverse responses in physiology, metabolism, and plant development related to phytotoxicity. Furthermore, the allelopathic effects caused by secondary metabolites are also associated with phytotoxic properties in target plants and are utilized in botanical herbicides. In general, the phytotoxic effects studied include alterations in plant metabolism, inhibiting growth or leading to death. These are consequences of the adverse effects of phytotoxic substances or compounds on the germination process, cell division and expansion, photosynthesis, and water and nutrient uptake of plants, among others.

This Special Issue of Plants, entitled "Advances in Phytotoxicity Sciences", aims to focus on the latest research progress on compounds, artificial or natural, and the relationships between plants and the environment that induce different phytotoxic responses, as well as advanced techniques that help improve the investigation of phytotoxicity mechanisms and relevant signaling pathways. The scope of this Special Issue covers a wide range of phytotoxicity research, from standard plant assays to more specific techniques and applications, including phytotoxicity in phytoplankton. Authors are welcome to submit both papers and review articles.

Prof. Dr. Larissa Andrade-Vieira
Dr. Mónica Fernández-Aparicio
Guest Editors

Manuscript Submission Information

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Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • nanotoxicity
  • plant toxicity
  • metal toxicity
  • phytotoxic effects
  • plant inhibition growth
  • phototoxicity

Published Papers (2 papers)

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Research

14 pages, 1482 KiB  
Article
Teratogen Potential Evaluation of the Aqueous and Hydroalcoholic Leaf Extracts of Crataegus oxyacantha in Pregnancy Rats
by Fany Renata Aguilera-Rodríguez, Ana Lourdes Zamora-Perez, Rosalinda Gutiérrez-Hernández, Sol María Quirarte-Báez, Claudia Araceli Reyes Estrada, Yveth Marlene Ortiz-García and Blanca Patricia Lazalde-Ramos
Plants 2023, 12(12), 2388; https://doi.org/10.3390/plants12122388 - 20 Jun 2023
Cited by 1 | Viewed by 1059
Abstract
Crataegus oxyacantha is used in the treatment of cardiovascular diseases. The aim of this study was to evaluate the transplacental genotoxicity effect of aqueous (AE) and hydroalcoholic extract (HE) of leaves C. oxyacantha in a rat model and the quantification of malondialdehyde (MDA) [...] Read more.
Crataegus oxyacantha is used in the treatment of cardiovascular diseases. The aim of this study was to evaluate the transplacental genotoxicity effect of aqueous (AE) and hydroalcoholic extract (HE) of leaves C. oxyacantha in a rat model and the quantification of malondialdehyde (MDA) in the liver. Three different doses of the AE and HE of the C. oxyacantha leaf were administered orally (500, 1000 and 2000 mg/kg) to Wistar rats during 5 days through the pregnancy term (16–21 days), and sampling in rats occurred every 24 h during the last 6 days of gestation, while only one sample was taken in neonates at birth. A sample of the mother’s and the neonate’s liver was taken for the determination of MDA. The results show that, at the hepatic level, the evaluated doses of extracts C. oxyacantha in pregnant rats and their pups did not show cytotoxicity. However, the AE and HE generated cytotoxic and genotoxic damage in the short term. On the other hand, only the AE showed a teratogenic effect. Based on these results, the AE and HE of the C. oxyacantha leaf should not be administered during pregnancy. Full article
(This article belongs to the Special Issue Advances in Phytotoxicity Sciences)
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18 pages, 9049 KiB  
Article
The Essential Oil of Petroselinum crispum (Mill) Fuss Seeds from Peru: Phytotoxic Activity and In Silico Evaluation on the Target Enzyme of the Glyphosate Herbicide
by Oscar Herrera-Calderon, Abdulrahman M. Saleh, Ammar A. Razzak Mahmood, Mohamed A. Khalaf, James Calva, Eddie Loyola-Gonzales, Freddy Emilio Tataje-Napuri, Haydee Chávez, José Santiago Almeida-Galindo, Javier Hernán Chavez-Espinoza and Josefa Bertha Pari-Olarte
Plants 2023, 12(12), 2288; https://doi.org/10.3390/plants12122288 - 12 Jun 2023
Cited by 4 | Viewed by 1780
Abstract
Petroselinum crispum (Mill) Fuss is an aromatic plant belonging to the Apiaceae family and used in gastronomy as a spice. Several studies have been developed in leaves but studies are limited in seeds, especially the essential oils obtained from seeds. The aim of [...] Read more.
Petroselinum crispum (Mill) Fuss is an aromatic plant belonging to the Apiaceae family and used in gastronomy as a spice. Several studies have been developed in leaves but studies are limited in seeds, especially the essential oils obtained from seeds. The aim of this study was to determine the phytochemical profile of the volatile compounds of this essential oil by gas-chromatography–mass spectrometry (GC-MS) in order to evaluate its phytotoxic activity on Lactuca sativa seeds and to carry out an in silico analysis on the target enzyme of the herbicide glyphosate 5-enolpyruvylshikimate 3-phosphate synthase (EPSP). The essential oil was obtained by steam distillation for two hours and then was injected into a GC-MS, the phytotoxic assay was carried out on Lactuca seeds and the in silico evaluation on the EPSP synthase focused on the volatile compounds similar to glyphosate, docking analysis, and molecular dynamics to establish the protein–ligand stability of the most active molecule. The chromatographic analysis revealed 47 compounds, predominated by three compounds with the most abundant percentage in the total content (1,3,8-ρ-menthatriene (22.59%); apiole (22.41%); and β-phellandrene (15.02%)). The phytotoxic activity demonstrated that the essential oil had a high activity at 5% against L. sativa seed germination, inhibition of root length, and hypocotyl length, which is comparable to 2% glyphosate. The molecular docking on EPSP synthase revealed that trans-p-menth-6-en-2,8-diol had a high affinity with the enzyme EPSP synthase and a better stability during the molecular dynamic. According to the results, the essential oil of P. crispum seeds presented a phytotoxic activity and might be useful as a bioherbicide agent against weeds. Full article
(This article belongs to the Special Issue Advances in Phytotoxicity Sciences)
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