A comprehensive review of impacts of diverse nanoparticles …
Ultraviolet light causes oxidative stress and have a negative impact on plant's growth and development. Plant exposure to UV B reduced photosynthesis and …
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Ultraviolet light causes oxidative stress and have a negative impact on plant's growth and development. Plant exposure to UV B reduced photosynthesis and …
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Background Titanium dioxide nanoparticles (TiO2 NPs) have been reported to have contrasting effects on plant physiology, while their effects on sugar, protein, and amino acid metabolism are poorly understood. In this work, we evaluated the effects of TiO2 NPs on physiological and agronomical traits of tomato (Solanum …
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Wang et al. found that Ag 2 S-NPs could reduce the growth of cucumber and wheat; expressions of six genes involved in ethylene signalling pathway were significantly upregulated in cucumber after exposure to Ag 2 S-NPs, suggesting that Ag 2 S-NPs could affect plant growth through an interface with the ethylene signaling pathway .
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The surface charge of Pd NPs was detected with the help of zeta potential and it was found to have a negative charge (−24.3 mV). Pd NPs had a good antioxidant effect against DPPH and showed a good inhibitory effect on gram-negative bacterial pathogens and gram-positive bacteria. Pd NPs had 87% anti-inflammatory activity in …
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NPs have positive effects on plant germination and growth, however, their efficacy varies with their concentration and host plant. In sorghum plants under drought …
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In the case of tomatoes (Solanum lycopersicon L.) grown in various media, CuO NPs exerted a concentration-dependent effect on plant growth, promoting growth at low concentrations, but either have no effect or a negative effect on plant biomass at higher concentrations, regardless of the growing conditions (soil, agar, or hydroponics), …
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Since it is known that TiO 2 has antibacterial activity, it could have deleterious effects on bacteria in soil. Microbes in soil play important life-sustaining roles - recycling elements, breaking down organic matter, promoting plant growth, etc., thus contributing to plant productivity.
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NPs can have substantial negative effects, such as reduction in seed germination and suppression of plant elongation, and can even cause plant death.
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Coactive role of zinc oxide nanoparticles and plant growth promoting rhizobacteria for mitigation of synchronized effects of heat and drought stress in wheat plants. Chemosphere 297, 133982. doi: 10.1016/j.chemosphere.2022.133982
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SiNPs, among the several metal and non-metal NPs, have reportedly increased plant tolerance to biotic and abiotic stress, reducing the negative effects (Khan et al., 2021). Aside from that, it improves plant resistance to a variety of heavy metal elements ( Jia-Wen et al., 2013 ).
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Salinity stress is one of the abiotic stressors that threatening medicinal plant yield with adverse effects on the biochemical and morphological parameters. One strategy to manage salt stress is to use plant nutritional modifiers to lessen its harmful effects. In this study, the positive role of coated Fe-nanoparticles with chitosan (coated Fe-NPs) …
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The use of nanoparticles (NPs) in agriculture reduces the chemical spread and nutrient loss and boosts crop yield and productivity. Effect of NPs varies with their applied concentrations, physiochemical properties, and plant species. Various NPs have an impact on the plant to increase biomass productivity, germination rate and their …
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In this chapter, we introduce a step-by-step protocol for investigating the effects of nanoparticles on plant growth and development as well as biomass production. …
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Silver NPs are used for its bactericide properties in health industry, food storage, and functional textiles (Deshmukh et al., 2019; El-Nour et al., 2010).Although silver is not a biogenic compound, the positive effects of silver NPs (as well as of ionic form) on plants were reported after foliar application as well as after their addition into the soil or …
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The results of this study show that Al 2 O 3 nanoparticles have a negative effect on the growth and development of tobacco seedlings and that miRNAs may play a role in the ability of plants to ... therefore one aim of this project is to assess whether aluminum oxide nanoparticles also affect the growth and development of plants. In …
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Based on the findings, the researchers found that NPs have both positive and negative effects on the development of plants [].Effects of the application of iron on different crops such as encouraging yield and seedling development of peanuts and improving the germination rate of wheat [], increasing the root length and germination in Lettuce [], …
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In recent years, the ubiquity of nanoparticles in ecosystems and their effect on plants have drawn increasing attention, a critical aspect of which is elucidating the fate of nanoparticles within ...
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The NPs have positive and negative effects on agronomic, atmosphere or society [29]. Depending on NPs type and concentration, they also have positive and negative role in the plant growth, as for example Zn have toxic effects whereas silicon is found important for flora [30].
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The extent to which NPs in soil promote or restrict plant growth appears to be related to plant type, NP type, and concentrations (Yoon et al. 2019). The exposure period to NPs is also an influencing factor for plant growth. Plant growth is aided by NPs, although some NPs show toxic effects as well.
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Drought and salinity can occur at any growth stage of plants which can have a detrimental effect on growth and even cause the plant to completely fail at the delicate developmental stage (Wen et al. 2022; Ma et al. 2020; Saqib et al. 2013).The harmful consequences vary depending on the severity, duration, and stage of stress as well as …
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Nanoparticles (NPs) can improve plant growth and nutrition under normal conditions through their high surface-to-volume ratio and unique physical and chemical properties. Moreover, they can be used to monitor crop health status and augment plant resilience against abiotic stresses (such as salinity, drought, heavy metals, and extreme ...
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Some studies have reported both positive and negative effects of nanoparticles on plant growth and development, depending on the nature of the nanomaterials, application, time of exposure, plant species, and soil characteristics. ... The effects of ZnO nanoparticles on plant growth could be related to the activity of zinc …
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Effects of NPs on plant development. Researches have suggested that the exposure concentration of various NPs below certain limits may stimulate the growth of plants and seed germination [].Spraying 10 mg L −1 ZnO NPs on leaves could promote the growth and biomass accumulation of coffee plants. Researchers concluded that this …
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It has been observed that NPs have negative effects which include but not limited to damage to the respiratory system, nervous system, bone demineralization, …
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In the present study, iron levels were detectable in the leaves (0.25 mg/g DW) only at 65 days of plant growth. Plant soil showed iron levels equal to 0.71 and 1.87 mg/g DW at 35 and 65 days of ...
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Nanotechnologies have received tremendous attention since their discovery. The current studies show a high application potential of nanoparticles for plant treatments, where the general properties of nanoparticles such as their lower concentrations for an appropriate effects, the gradual release of nanoparticle-based nutrients or their …
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Home > News > Nanoparticles could have a negative effect on plant growth. March 27th, 2007 . Nanoparticles could have a negative effect on plant growth. Abstract: Nanomaterials, with at least one dimension of 100 nanometers or less, are increasingly being used for commercial purposes such as fillers, opacifiers, catalysts, …
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Timing. Step 1, plant exposure to nanoparticles: ~6–12 d, based on the plant type, nanoparticle characteristics and growth conditions. Steps 2–14, whole-root …
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Climate change significantly affects plant growth and productivity by causing different biotic and abiotic stresses to plants. Among the different abiotic stresses, at the top of the list are salinity, …
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Effect of NPs on plant physiological indices. The main plant physiological indices of the toxic effects of NPs are the germination percentage, root elongation, biomass and leaf number (Lee et al. Citation 2010).NPs can have substantial negative effects, such as reduction in seed germination and suppression of plant elongation, and can even …
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Soil bacteria are some of the key players affecting plant productivity. Soil today is exposed to emerging contaminants like metal engineered nanoparticles. The objective of this study was to evaluate the toxicological effects of silver and zinc oxide nanoparticles on bacteria classified as plant growth-promoting bacteria. Three types …
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