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  • Open Access

    REVIEW

    Microbial Strategies for Enhancing Nickel Nanoparticle Detoxification in Plants to Mitigate Heavy Metal Stress

    Hua Zhang, Ganghua Li*

    Phyton-International Journal of Experimental Botany, Vol.94, No.5, pp. 1367-1399, 2025, DOI:10.32604/phyton.2025.064632 - 29 May 2025

    Abstract Soil naturally contains various heavy metals, however, their concentrations have reached toxic levels due to excessive agrochemical use and industrial activities. Heavy metals are persistent and non-biodegradable, causing environmental disruption and posing significant health hazards. Microbial-mediated remediation is a promising strategy to prevent heavy metal leaching and mobilization, facilitating their extraction and detoxification. Nickel (Ni), being a prevalent heavy metal pollutant, requires specific attention in remediation efforts. Plants have evolved defense mechanisms to cope with environmental stresses, including heavy metal toxicity, but such stress significantly reduces crop productivity. Beneficial microorganisms play a crucial role in… More > Graphic Abstract

    Microbial Strategies for Enhancing Nickel Nanoparticle Detoxification in Plants to Mitigate Heavy Metal Stress

  • Open Access

    ARTICLE

    Living amongst the dead: How morticians coped during the COVID-19 pandemic

    Melissa Mashaba1, Curwyn Mapaling2,*, Wandile F. Tsabedze3

    Journal of Psychology in Africa, Vol.35, No.1, pp. 29-35, 2025, DOI:10.32604/jpa.2025.066007 - 30 April 2025

    Abstract The coronavirus disease (COVID-19) pandemic introduced significant psychosocial stressors for morticians in South Africa, yet their coping mechanisms remain underexplored. This study investigated how South African morticians (N = 10, Black males) coped with these stressors during the pandemic through semi-structured interviews. Interpretative phenomenological analysis (IPA) informed thematic analysis identified five themes: (i) death overload distress associated with trauma and fear of exposure; (ii) insomnia due to worry, workload, and fear of infection; (iii) stigmatisation from community avoidance and negative perceptions; (iv) social isolation and anxiety related to emotional disconnection, personal protective equipment (PPE) shortages, More >

  • Open Access

    REVIEW

    Biochar Amendments in Soil: A Sustainable Approach for Mitigating Heavy Metal Stress in Plants

    Shahin Imran1,2,#,*, Mousumi Jahan Sumi3,#, Israt Jahan Harine4, Newton Chandra Paul1, Md. Asif Mahamud5, Rakibul Hasan Md. Rabbi5, Marian Brestic6, Mohammad Saidur Rhaman7,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.4, pp. 1073-1109, 2025, DOI:10.32604/phyton.2025.064046 - 30 April 2025

    Abstract Heavy metal (HM) accumulation in soil poses a major hazard to both ecological health and plant growth progressions. Cadmium (Cd), lead (Pb), copper (Cu), chromium (Cr), arsenic (As), zinc (Zn), and nickel (Ni) are examples of HMs that negatively impact the growth and development of plants, resulting in lower agricultural output and food safety concerns. Biochar (BC), a substance rich in carbon that is formed by pyrolyzing natural biomass, has demonstrated remarkable promise in reducing HM stress in polluted soils. Research has shown that BC effectively lowers plant uptake of metals, and enhances soil qualities,… More >

  • Open Access

    REVIEW

    The Role of Glutathione S-Transferase in the Regulation of Plant Growth, and Responses to Environmental Stresses

    Chen Lin1,*, Zidan Zhang1, Zhao Zhang1, Yuxiang Long1, Xuwen Shen1, Jinghao Zhang1, Youping Wang1,2,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.3, pp. 583-601, 2025, DOI:10.32604/phyton.2025.063086 - 31 March 2025

    Abstract Glutathione S-transferases (GSTs) represent a large and diverse enzyme family ubiquitously distributed across the plant kingdom. These proteins catalyze the conjugation of glutathione (GSH) with electrophilic substrates in response to various stress conditions. Beyond their role in stress adaptation, certain GSTs are integral regulators of plant growth and development, contributing to a range of physiological processes. Most GST proteins exhibit dual enzymatic activities, functioning as both transferases and peroxidases, which enables their involvement in diverse cellular processes, including detoxification and stress responses. Recent advancements, particularly in X-ray crystallography, have enabled detailed structural analysis of GST More >

  • Open Access

    ARTICLE

    How Does Family Financial Stress Impair Employees’ Mental Health? Spillover Effect of Stress from Home to Workplace

    Mian Xia1,2, Baoguo Xie3,4, Lijun He5,*, Jingru Chen6

    International Journal of Mental Health Promotion, Vol.27, No.2, pp. 231-240, 2025, DOI:10.32604/ijmhp.2025.058878 - 03 March 2025

    Abstract Objectives: Recently, how family-related factors influence employees’ mental health has garnered increasing attention from researchers and practitioners. Drawing on the cognitive appraisal theory of stress, this study aims to examine how and when family financial stress affects the employees’ mental health and investigate the mediating role of performance stress and the moderating role of workplace competition. Methods: A cross-sectional survey was conducted with 23,520 Chinese employees by using a voluntary and anonymous structured questionnaire, which included family financial stress, performance stress, symptom checklist 90 (SCL-90) scale, and workplace competition. The data were analyzed using SPSS… More >

  • Open Access

    PROCEEDINGS

    Deep Learning-Based Prediction of Material Elastic Constants and Residual Stresses of Orthotropic Materials from Moiré Interferometry

    Dong-Wook Lee1,*, Heungjo An2, Tae Yeon Kim3, Sungmun Lee4, Jide Oyebanji1, Prabakaran Balasubramanian1

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.31, No.2, pp. 1-1, 2024, DOI:10.32604/icces.2024.011286

    Abstract This work analyzes the problems of material elastic constants identification and residual stresses determination in an orthotropic materials using hole drilling method. These problems are very important to understand mechanical performance of materials. A lot of optical method such as Moiré, laser speckle interferometry, digital image correlation or photoelasticity is developed to estimate displacement (or strain) fields or applied loads (or stresses) from images. These methods require a very complicated techniques, skill, and efforts to analysis images. But deep learning method based on a convolution neural network shows better performance in image analysis problems such… More >

  • Open Access

    PROCEEDINGS

    Study on the Effect of Welding Sequence on Residual Stress in Post Internal-Welding Joint of Bimetal Composite Pipe

    Zhenhua Gao1, Bin Han1,*, Shengyuan Niu1, Liying Li1

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.30, No.3, pp. 1-4, 2024, DOI:10.32604/icces.2024.013339

    Abstract With the rapid development of industry and globalization, the demand and strategic importance of oil and natural gas have become increasingly significant, leading to energy extraction in more complex corrosive environments [1, 2]. Bimetallic composite pipes, which offer strength and corrosion resistance, exhibit promising potential. For the welding of bimetallic composite plates, it is optimal to follow the welding sequence of the base layer, transition layer, and inner layer [3, 4]. For the welding of bimetal composite pipes, due to the diameter limit, the inner layer is usually welded first, followed by the transition layer,… More >

  • Open Access

    PROCEEDINGS

    A Coupled Thermo-Mechanical Finite Element Method with Optimized Explicit Time Integration for Welding Distortion and Stress Analysis

    Hui Huang1,*, Yongbing Li1, Shuhui Li1, Ninshu Ma2

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.30, No.3, pp. 1-1, 2024, DOI:10.32604/icces.2024.011348

    Abstract The sequentially coupled thermo-mechanical finite element analysis (FEA) with implicit iteration scheme is widely adopted for welding process simulation because the one-way coupling scheme is believed to be more efficient. However, such computational framework faces the bottleneck of scalability in large-scale analysis due to the exponential growth of computational burden with respect to the number of unknowns in a FEA model. In the present study, a fully coupled approach with explicit integration was developed to simulate fusion welding induced temperature, distortion, and residual stresses. A mass scaling and heat capacity inverse scaling technique was proposed More >

  • Open Access

    ARTICLE

    L-glutamic Acid and L-aspartic Acid Supplementation Mitigate Heavy Metal-Induced Stress in Phaseolus vulgaris L.

    Esra Arslan Yuksel*

    Phyton-International Journal of Experimental Botany, Vol.93, No.9, pp. 2189-2207, 2024, DOI:10.32604/phyton.2024.055053 - 30 September 2024

    Abstract Heavy metal contamination in the environment, resulting from human activities or natural processes, poses a significant and widespread challenge. L-glutamic (L-glu) and L-aspartic acid (L-asp) treatments have been reported to improve plant metabolism of heavy metal-exposed plants, but the role of these amino acids in the resistance to lead (Pb2+), cadmium (Cd2+), arsenic (As3+) and nickel (Ni2+) treated-bean are unclear when applied together. This study investigated the L-glu and L-asp supplementation-induced changes in some physio-biochemical parameters and some stress-related gene expression levels in Pb2+, Cd2+, As3+, and Ni2+-stressed Phaseolus vulgaris (Elkoca and Gina) grown in nutrient solution. The combination of… More >

  • Open Access

    REVIEW

    Plant Extracts as Biostimulant Agents: A Promising Strategy for Managing Environmental Stress in Sustainable Agriculture

    Mingzhao Han1, Susilawati Kasim1,*, Zhongming Yang2, Xi Deng2, Noor Baity Saidi3, Md Kamal Uddin1, Effyanti Mohd Shuib1

    Phyton-International Journal of Experimental Botany, Vol.93, No.9, pp. 2149-2166, 2024, DOI:10.32604/phyton.2024.054009 - 30 September 2024

    Abstract It is imperative to enhance crop yield to meet the demands of a burgeoning global population while simultaneously safeguarding the environment from adverse impacts, which is one of the dominant challenges confronting humanity in this phase of global climate change. To overcome this problem and reduce dependency on chemical fertilizer, scientists now view the implementation of biostimulant strategies as a cost-effective and environmentally friendly approach to achieving sustainable agriculture. Plant extracts are rich in bioactive phytocompounds, which can enhance plant resistance to disease, pest, and abiotic stresses (e.g., drought, salinity, and extreme temperature), and promote… More >

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