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The evaluation of different combinations of enzyme set, aligner and caller in GBS sequencing of soybean. 大豆GBS测序中不同酶组、比对者和调用者组合的评价。
IF 4.4 2区 生物学
Plant Methods Pub Date : 2025-08-06 DOI: 10.1186/s13007-025-01410-8
Aleksei Zamalutdinov, Stepan Boldyrev, Cécile Ben, Laurent Gentzbittel
{"title":"The evaluation of different combinations of enzyme set, aligner and caller in GBS sequencing of soybean.","authors":"Aleksei Zamalutdinov, Stepan Boldyrev, Cécile Ben, Laurent Gentzbittel","doi":"10.1186/s13007-025-01410-8","DOIUrl":"10.1186/s13007-025-01410-8","url":null,"abstract":"<p><strong>Background: </strong>Genotype-by-sequencing (GBS) is a cost-effective method for large-scale genotyping, widely used across various species, particularly those with large genomes. A critical aspect of GBS lies in the selection of restriction enzymes for genome digestion and the optimization of data analysis pipelines. However, few studies have comprehensively examined the combined effects of enzyme choice and pipeline configuration.</p><p><strong>Results: </strong>In this study, we created GBS libraries using three commonly used restriction enzyme combinations (HindIII-NlaIII, PstI-MspI, and ApeKI) and assessed multiple SNP-calling pipelines in 15 soybean varieties. We tested four aligners (BWA-MEM, Bowtie2, BBMap, and Strobealign) and seven SNP callers (Bcftools, Stacks, DeepVariant, FreeBayes, VarScan, BBCallVariants, and GATK). Our finding reveal that enzyme choice significantly influences the number of identified SNP, gene localization preferences, and accuracy. Furthermore, the performance of SNP callers varied markedly in terms of SNP count, precision, recall, and false discovery rate (FDR). DeepVariant exhibited the highest accuracy, with 76.0% of its SNPs intersecting with whole-genome sequencing (WGS)-derived SNPs and an FDR of 0.0095, compared to FreeBayes, which had 47.8% intersection and an FDR of 0.6321.</p><p><strong>Conclusions: </strong>Our findings underscore the importance of optimizing both enzyme selection for sequencing libraries and data analysis pipelines to ensure robust and reproducible results. This study provides a general framework for designing large-scale genotyping experiments aimed to specific quality and quantity requirements in various plant species.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"106"},"PeriodicalIF":4.4,"publicationDate":"2025-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12330036/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144795091","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
VCPC: virtual contrastive constraint and prototype calibration for few-shot class-incremental plant disease classification. VCPC:基于虚拟对比约束和原型标定的少枝类-增量植物病害分类。
IF 4.4 2区 生物学
Plant Methods Pub Date : 2025-07-31 DOI: 10.1186/s13007-025-01423-3
Lunhong Lou, Jianwu Lin, Lin You, Xin Zhang, Tomislav Cernava, Hanyu Lu, Xiaoyulong Chen
{"title":"VCPC: virtual contrastive constraint and prototype calibration for few-shot class-incremental plant disease classification.","authors":"Lunhong Lou, Jianwu Lin, Lin You, Xin Zhang, Tomislav Cernava, Hanyu Lu, Xiaoyulong Chen","doi":"10.1186/s13007-025-01423-3","DOIUrl":"10.1186/s13007-025-01423-3","url":null,"abstract":"<p><p>Deep learning demonstrates strong generalisation capabilities, driving substantial progress in plant disease recognition systems. However, current methods are predominantly optimised for offline implementation. Real-time crop surveillance systems encounter streaming images containing novel disease classes in few-shot conditions, demanding incrementally adaptive models. This capability is called few-shot class-incremental learning (FSCIL). Here, we introduce VCPV-virtual contrastive constraints with prototype vector calibration-enabling sustainable plant disease classification under FSClL conditions. Specifically, our method consists of two phases: the base class training phase and the incremental training phase. During the base class training phase, the virtual contrastive class constraints (VCC) module is utilised to enhance learning from base classes and allocate sufficient embedding space for new plant disease images. In the incremental training phase, the prototype calibration embedding (PCE) module is introduced to distinguish newly arriving plant disease categories from previous ones, thereby optimising the prototype space and enhancing the recognition accuracy of new categories. We evaluated our approach on the PlantVillage dataset, and the experimental results under both 5-way 5-shot and 3-way 5-shot settings demonstrate that our method achieves state-of-the-art accuracy. At the same time, we achieved promising performance on the publicly available CIFAR-100 dataset. Furthermore, the visualisation results validate that our strategy effectively supports fine-grained, sustainable disease recognition, highlighting the potential of our approach to advance FSCIL in the field of plant disease monitoring.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"105"},"PeriodicalIF":4.4,"publicationDate":"2025-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12312506/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144761003","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Herbify: an ensemble deep learning framework integrating convolutional neural networks and vision transformers for precise herb identification. herbiify:一个集成了卷积神经网络和视觉转换器的集成深度学习框架,用于精确的草药识别。
IF 4.4 2区 生物学
Plant Methods Pub Date : 2025-07-27 DOI: 10.1186/s13007-025-01421-5
Farhan Sheth, Ishika Chatter, Manvendra Jasra, Gireesh Kumar, Richa Sharma
{"title":"Herbify: an ensemble deep learning framework integrating convolutional neural networks and vision transformers for precise herb identification.","authors":"Farhan Sheth, Ishika Chatter, Manvendra Jasra, Gireesh Kumar, Richa Sharma","doi":"10.1186/s13007-025-01421-5","DOIUrl":"10.1186/s13007-025-01421-5","url":null,"abstract":"<p><p>Herbs have historically been central to medicinal practices, representing one of the earliest forms of therapeutic intervention. While synthetic drugs are often highly effective in treating acute conditions, their use is frequently accompanied by adverse side effects. In addition, the growing dependence on synthetic pharmaceuticals has raised concerns regarding affordability, thereby fostering a renewed interest in herbal medicine as a cost-effective and holistic alternative. In response to this need, the current study introduces a computer vision framework for accurate herb identification. A novel dataset, Herbify, was compiled from two different herb datasets and refined through rigorous cleaning, preprocessing, and quality control procedures. The resulting dataset underwent standardization via the Preprocessing Algorithm for Herb Detection (PAHD), producing a refined dataset of 6104 images, representing 91 distinct herb species, with an average of about 67 images per species. Utilizing transfer learning, the research harnessed pre-trained Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs), then integrated these models into an ensemble framework that leverages the unique strengths of each architecture. Experimental results indicate that EfficientNet v2-Large achieved a noteworthy F₁-score of 99.13%, while the ensemble of EfficientNet v2-Large and ViT-Large/16, termed EfficientL-ViTL, attained an even higher F₁-score of 99.56%. Additionally, the research also introduces 'Herbify' application, an AI-driven framework designed to identify herbs using the developed model. By directly tackling the principal obstacles in herb identification, the proposed system achieves a highly accurate and operationally viable classification mechanism. The experimental outcomes showcase top-tier performance in herb identification and emphasize the transformative potential of AI-based solutions in supporting botanical applications.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"104"},"PeriodicalIF":4.4,"publicationDate":"2025-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12302811/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144732689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Establishment of a low-temperature immersion method for extracting high-activity and high-purity mitochondria from Syntrichia caninervis Mitt. 建立低温浸渍法提取犬心毛虫高活性高纯度线粒体的方法。
IF 4.4 2区 生物学
Plant Methods Pub Date : 2025-07-26 DOI: 10.1186/s13007-025-01419-z
Wenting Huo, Xiaohua Lin, Mengyu Gao, Xiang Shi, Hongbin Li, Lu Zhuo
{"title":"Establishment of a low-temperature immersion method for extracting high-activity and high-purity mitochondria from Syntrichia caninervis Mitt.","authors":"Wenting Huo, Xiaohua Lin, Mengyu Gao, Xiang Shi, Hongbin Li, Lu Zhuo","doi":"10.1186/s13007-025-01419-z","DOIUrl":"10.1186/s13007-025-01419-z","url":null,"abstract":"<p><strong>Background: </strong>Mitochondria are central to plant growth, development, and stress resilience. Despite their importance, mitochondrial research in desiccation-tolerant mosses remains underexplored. To unravel the stress resistance mechanisms of the extremotolerant desert moss, establishing a method to isolate highly active and pure mitochondria is critical. This study pioneered the use of low-temperature immersion combined with differential centrifugation and discontinuous percoll density gradient centrifugation to isolate mitochondria from Syntrichia caninervis, a model desiccation-tolerant moss. The purity, structural integrity, and functional activity of the isolated mitochondria were systematically evaluated using western blot analysis, Janus Green B staining, JC-1 membrane potential assays, and electron transport chain (ETC) complex activity measurements.</p><p><strong>Results: </strong>From 50 g of S. caninervis tissue, approximately 56.7 mg of mitochondria were isolated with high purity, effectively removing non-mitochondrial contaminants (e.g., chloroplasts and cytoplasmic debris). Functional assays and membrane potential analysis confirmed no significant damage to mitochondrial activity or structural integrity during the purification process. Notably, room temperature storage (25 °C) induced rapid functional decay, whereas cryogenic storage at - 20 °C maintained ≥ 70% mitochondrial viability over 10 days, sufficient for downstream applications including proteomic profiling and bioenergetic studies.</p><p><strong>Conclusion: </strong>The optimized mitochondrial isolation protocol presented here is both time efficient and highly reproducible, yielding mitochondria of exceptional purity suitable for mechanistic studies in desiccation-tolerant mosses. The isolated mitochondria exhibit robust functional activity and structural integrity, providing a reliable platform for investigating stress resistance mechanisms in S. caninervis and other extremophytic species. By establishing a standardized workflow for mitochondrial isolation in desiccation-tolerant plants, this method addresses a critical technical gap and paves the way for advanced investigations into mitochondrial biology under extreme environmental conditions.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"103"},"PeriodicalIF":4.4,"publicationDate":"2025-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12296624/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144718318","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Quantifying the severity of Marssonina blotch on apple leaves: development and validation of a novel spectral index. 量化苹果叶片马氏斑病的严重程度:一种新的光谱指数的开发和验证。
IF 4.4 2区 生物学
Plant Methods Pub Date : 2025-07-25 DOI: 10.1186/s13007-025-01414-4
Wenjie Zhang, Chengjian Zhang, Riqiang Chen, Bo Xu, Hao Yang, Haikuan Feng, Dan Zhao, Baoguo Wu, Chunjiang Zhao, Guijun Yang
{"title":"Quantifying the severity of Marssonina blotch on apple leaves: development and validation of a novel spectral index.","authors":"Wenjie Zhang, Chengjian Zhang, Riqiang Chen, Bo Xu, Hao Yang, Haikuan Feng, Dan Zhao, Baoguo Wu, Chunjiang Zhao, Guijun Yang","doi":"10.1186/s13007-025-01414-4","DOIUrl":"10.1186/s13007-025-01414-4","url":null,"abstract":"<p><p>Apple Marssonina blotch (AMB) is a major disease causing pre-mature defoliation. The occurrence of AMB will lead to serious production decline and economic losses. The precise identification of AMB outbreaks and the measurement of its severity are essential for limiting the spread of the disease, yet this issue remains unaddressed to this day. Given these, we conducted experiments in Qian County, Shaanxi, China, to develop an Apple Marssonina Blotch Index (AMBI) based on hyperspectral imaging, aimed to quantify disease severity at the leaf scale and to monitor infection at the canopy scale. Based on the separability and combination of individual band, characteristic wavelengths were identified in green band, red edge band and near-infrared band to construct AMBI = (R<sub>762nm</sub> <math><mo>-</mo></math> R<sub>534nm</sub>)/(R<sub>534nm</sub> <math><mo>+</mo></math> R<sub>690nm</sub>). The results demonstrated that AMBI exhibited high overall accuracies (R<sup>2</sup> = 0.89, RMSE = 9.67%) in estimating the disease ratio at the leaf scale compared to commonly used indices. At the canopy scale, AMBI enabled effective classification of healthy and diseased trees, yielding an overall accuracy (OA) of 89.09% and a Kappa coefficient of 0.78. Furthermore, analysis of unmanned aerial vehicle (UAV) acquired hyperspectral imagery using AMBI enabled the spatial mapping of diseased tree distribution, highlighting its potential as a scalable and timely tool for precision orchard disease surveillance.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"102"},"PeriodicalIF":4.4,"publicationDate":"2025-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12297681/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144718319","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A reproducible ddRAD-seq protocol reveals novel genomic association signatures for fruit-related traits in peach. 一个可重复的ddRAD-seq协议揭示了桃子果实相关性状的新基因组关联特征。
IF 4.4 2区 生物学
Plant Methods Pub Date : 2025-07-22 DOI: 10.1186/s13007-025-01415-3
Najla Ksouri, Gerardo Sánchez, Carolina Font I Forcada, Bruno Contreras-Moreira, Yolanda Gogorcena
{"title":"A reproducible ddRAD-seq protocol reveals novel genomic association signatures for fruit-related traits in peach.","authors":"Najla Ksouri, Gerardo Sánchez, Carolina Font I Forcada, Bruno Contreras-Moreira, Yolanda Gogorcena","doi":"10.1186/s13007-025-01415-3","DOIUrl":"10.1186/s13007-025-01415-3","url":null,"abstract":"<p><p>Improving peach cultivars with superior traits is a primary objective of breeding initiatives. In this study, we aimed to elucidate the genetic basis of key agronomic and fruit-related traits using a reproducible ddRAD-seq protocol applied to a discovery panel of 90 peach accessions. Our customized workflow (available at https://github.com/najlaksouri/GWAS-Workflow ) integrates three variant callers and tests up to seven models to perform a robust genome-wide association analysis (GWAS). This approach produced 13,045 high-confidence SNPs and identified Blink as the most suitable model, effectively balancing false positive and negative associations. A total of 16 significant associations signals were unveiled for six highly heritable traits (H<sup>2</sup> > 0.5), including harvest date, fruit weight, flesh firmness, contents of flavonoids, anthocyanins and sorbitol. By assessing the allelic effect of significant markers on phenotypic attributes, nine SNP alleles were deemed favorable. Notably, a promising marker (SNC_034014.1_7012470) demonstrated simultaneous association with harvest date and fruit firmness, displaying a positive allelic effect on both traits. We anticipate that this marker can serve as a good predictor of firmer varieties. Candidate causal genes were shortlisted when fulfilling the following criteria: (i) position within the linkage disequilibrium block, (ii) functional annotation and (iii) expression pattern. A comprehensive bibliographic review of previously reported QTLs mapping nearby the associated markers allowed us to benchmark the accuracy of our approach. Despite the moderate germplasm size, ddRAD-seq allowed us to produce an accurate representation of the peach genome, resulting in SNP markers suitable for empirical association studies. Together with candidate genes, they lay the foundation for further genetic dissection of peach key traits.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"101"},"PeriodicalIF":4.4,"publicationDate":"2025-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12285099/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144691219","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Widely-based full-genome analyses enable development of universal and strain-specific PCR toolkit for wheat dwarf virus detection, revealing new alternative hosts and challenging strain-host specificity. 基于广泛的全基因组分析有助于开发小麦矮病毒检测的通用和株特异性PCR工具包,揭示新的替代宿主和挑战株-宿主特异性。
IF 4.7 2区 生物学
Plant Methods Pub Date : 2025-07-21 DOI: 10.1186/s13007-025-01420-6
Botond Zsombor Pertics, Gergely Tholt, András Kis, Éva Szita, Kornél Gerő, Regina Gerstenbrand, Janka Simon, Ferenc Samu
{"title":"Widely-based full-genome analyses enable development of universal and strain-specific PCR toolkit for wheat dwarf virus detection, revealing new alternative hosts and challenging strain-host specificity.","authors":"Botond Zsombor Pertics, Gergely Tholt, András Kis, Éva Szita, Kornél Gerő, Regina Gerstenbrand, Janka Simon, Ferenc Samu","doi":"10.1186/s13007-025-01420-6","DOIUrl":"10.1186/s13007-025-01420-6","url":null,"abstract":"","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"100"},"PeriodicalIF":4.7,"publicationDate":"2025-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12278524/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144682927","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of a multi-targeted real-time PCR assay for the detection of the grapevine pathogen Xylophilus ampelinus. 葡萄病原菌ampelinusxylophilus多目标实时PCR检测方法的建立。
IF 4.7 2区 生物学
Plant Methods Pub Date : 2025-07-18 DOI: 10.1186/s13007-025-01422-4
Aleksander Benčič, Alexandra Bogožalec Košir, Janja Matičič, Manca Pirc, Neža Turnšek, Tanja Dreo
{"title":"Development of a multi-targeted real-time PCR assay for the detection of the grapevine pathogen Xylophilus ampelinus.","authors":"Aleksander Benčič, Alexandra Bogožalec Košir, Janja Matičič, Manca Pirc, Neža Turnšek, Tanja Dreo","doi":"10.1186/s13007-025-01422-4","DOIUrl":"10.1186/s13007-025-01422-4","url":null,"abstract":"<p><strong>Background: </strong>Xylophilus ampelinus is a plant pathogenic bacterium that causes bacterial blight in grapevines, which can lead to severe yield losses and economic damage. Owing to its fastidious growth on culture media, detection is primarily based on molecular methods. However, existing tests have produced inconsistent results, particularly when used to detect latent infections and non-validated matrices. There is a risk of false-positive results, with economic consequences such as restrictions on international trade. To enhance the diagnostics of X. ampelinus, a genome-informed approach was utilised to identify new potential targets for specific detection. On the basis of these sequences, multiple real-time PCR assays were designed, and their specificity and sensitivity were assessed, as well as their performance validated across three different grapevine tissues, including leaves, roots, and xylem.</p><p><strong>Results: </strong>The newly designed real-time PCR assays were evaluated via high throughput testing for specificity and sensitivity and compared with a reference assay. The most promising assays were selected and validated in different grapevine tissues and included in a test performance study to validate their reproducibility and robustness. Three new assays (Xamp_BA_2, TXmp22.4, and Xamp_BA_7) demonstrated high specificity and sensitivity for X. ampelinus detection. The Xamp_BA_2 assay exhibited the best overall performance, offering high diagnostic sensitivity and robustness across diverse plant matrices. Importantly, the assays exhibited no cross-reactivity with non-target bacterial species and maintained high detection accuracy across diverse grapevine tissue types.</p><p><strong>Conclusions: </strong>The newly developed real-time PCR assays provide an enhanced diagnostic framework for the detection of X. ampelinus in various plant matrices, significantly improving the applicability of molecular testing. The Xamp_BA_2 assay demonstrates superior performance and is recommended for routine diagnostics, with other validated assays being employed for confirmation of identification. The development of these new assays represents a significant expansion of our toolkit for the precise detection of X. ampelinus in grapevines, with the potential to contribute to the mitigation of grapevine bacterial blight, the prevention of yield losses, and the protection of international trade in grapevine material. Further implementation of these assays will support regulatory and phytosanitary efforts to mitigate the spread of X. ampelinus.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"99"},"PeriodicalIF":4.7,"publicationDate":"2025-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12273336/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144659893","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A simple and low-cost method for fluoride analysis of plant materials using alkali extraction and ion-selective electrode. 碱萃取和离子选择电极分析植物材料中氟化物的简单、低成本方法。
IF 4.7 2区 生物学
Plant Methods Pub Date : 2025-07-17 DOI: 10.1186/s13007-025-01412-6
Chenyu Zhang, Mark G M Aarts, Antony van der Ent
{"title":"A simple and low-cost method for fluoride analysis of plant materials using alkali extraction and ion-selective electrode.","authors":"Chenyu Zhang, Mark G M Aarts, Antony van der Ent","doi":"10.1186/s13007-025-01412-6","DOIUrl":"10.1186/s13007-025-01412-6","url":null,"abstract":"<p><strong>Backgrounds: </strong>Existing methods for fluoride (F<sup>-</sup>) determination in plant material require expensive equipment and specialized reagents. This study aimed to develop a simple and cost-effective method for fluoride analysis in plant samples.</p><p><strong>Results: </strong>Using an orthogonal assay design with certified reference material, this study optimized a sodium hydroxide extraction method (5 mol·L<sup>-1</sup>) with heating at 120 °C for 0.5 h, followed by the addition of potassium acetate, ionic strength adjustment, and measurement via an ion-selective electrode. The method achieved a limit of detection (LOD) and limit of quantification (LOQ) of 1.41 and 4.71 mg·kg⁻¹, respectively. Recovery rates ranged from 84.74 to 89.34% in Arabidopsis thaliana (intraday relative standard deviation [RSD] ≤ 2.31%, inter-day RSD ≤ 4.17%) and from 83.53 to 91.55% in Camellia sinensis (intraday RSD ≤ 3.11%, inter-day RSD ≤ 4.98%). In A. thaliana cultivated in NaF-dosed (500 µM) nutrient solution, the fluoride concentration in the shoot was 16.00 mg·kg<sup>-1</sup>; In C. sinensis grown under 250 µM NaF treatment, the shoot fluoride concentration was 292.71 mg·kg<sup>-1</sup>. Moreover, the fluoride concentration in Tea products purchased from local supermarkets ranged from 16.28 to 61.78 mg kg<sup>-1</sup>.</p><p><strong>Conclusion: </strong>This study presents a simple, reliable, and cost-effective method for fluoride analysis in plant materials, which can be further validated through inter-laboratory testing to establish a standardized approach.</p>","PeriodicalId":20100,"journal":{"name":"Plant Methods","volume":"21 1","pages":"98"},"PeriodicalIF":4.7,"publicationDate":"2025-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12269121/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144659892","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ionic liquid-assisted seed genomic DNA extraction for advanced sequencing applications. 离子液体辅助种子基因组DNA提取用于高级测序应用。
IF 4.7 2区 生物学
Plant Methods Pub Date : 2025-07-16 DOI: 10.1186/s13007-025-01417-1
Shashini De Silva, Philip C Bentz, Cecilia Cagliero, Morgan R Gostel, Gabriel Johnson, Jared L Anderson
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