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Electron-rich and electron-poor active centers induced by interface coupling to enhance the degradation of fluorinated antibiotic via peroxymonosulfate activation. 界面耦合诱导富电子和贫电子活性中心通过过氧单硫酸盐活化增强氟化抗生素的降解。
IF 9.7 1区 化学
Journal of Colloid and Interface Science Pub Date : 2026-01-01 Epub Date: 2025-08-20 DOI: 10.1016/j.jcis.2025.138781
Ruya Chen, Dongchen Lv, Jiayi Gao, Xinyun Li, Shengran Yu, Yudi Wang, Tong Wei, Yanqing Cong, Shi-Wen Lv
{"title":"Electron-rich and electron-poor active centers induced by interface coupling to enhance the degradation of fluorinated antibiotic via peroxymonosulfate activation.","authors":"Ruya Chen, Dongchen Lv, Jiayi Gao, Xinyun Li, Shengran Yu, Yudi Wang, Tong Wei, Yanqing Cong, Shi-Wen Lv","doi":"10.1016/j.jcis.2025.138781","DOIUrl":"10.1016/j.jcis.2025.138781","url":null,"abstract":"<p><p>The water pollution issue triggered by antibiotic was a great challenge facing humanity, and it was necessary to develop an effective remediation technique. In this work, Fe<sub>2</sub>O<sub>3</sub>/Co<sub>3</sub>O<sub>4</sub> composite with internal electric field was fabricated by a simple method. The presence of internal electric field reduced the interfacial resistance and facilitated the charge transfer, so stimulating the electron transport during reaction process. With the inducement of electrostatic force based on internal electric field, two active areas (namely electron-rich region and electron-deficient region) were formed at Fe<sub>2</sub>O<sub>3</sub>/Co<sub>3</sub>O<sub>4</sub> composite. The electron-deficient active area (namely Co<sub>3</sub>O<sub>4</sub> component) can oxidize peroxymonosulfate (PMS) to produce SO<sub>5</sub><sup>•-</sup>, further turning into <sup>1</sup>O<sub>2</sub>. In the meantime, the Fe<sub>2</sub>O<sub>3</sub> component as electron-rich active area provided electrons to achieve the Fe-O-O heterolysis, then generating high-valent metal complexes. As predicted, the Fe<sub>2</sub>O<sub>3</sub>/Co<sub>3</sub>O<sub>4</sub>-driven PMS system displayed excellent ability to remove ofloxacin. Furthermore, the micro reactor loaded with Fe<sub>2</sub>O<sub>3</sub>/Co<sub>3</sub>O<sub>4</sub> composite exhibited satisfactory performance in treating the wastewater containing ofloxacin. All in all, the effects of internal electric field on PMS activation are investigated in depth, which provided a valuable reference for future research.</p>","PeriodicalId":351,"journal":{"name":"Journal of Colloid and Interface Science","volume":"701 ","pages":"138781"},"PeriodicalIF":9.7,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144937856","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A magnetic hydrogel adsorbent bead containing hyper-crosslinked polymer-decorated graphene oxide for the dispersive liquid-solid phase extraction of phenylurea herbicides. 一种用于苯脲类除草剂分散液固萃取的超交联聚合物修饰氧化石墨烯磁性水凝胶吸附头。
IF 6.1 1区 化学
Talanta Pub Date : 2026-01-01 Epub Date: 2025-07-01 DOI: 10.1016/j.talanta.2025.128538
Suppawan Sillapawisut, Piyaluk Nurerk, Opas Bunkoed
{"title":"A magnetic hydrogel adsorbent bead containing hyper-crosslinked polymer-decorated graphene oxide for the dispersive liquid-solid phase extraction of phenylurea herbicides.","authors":"Suppawan Sillapawisut, Piyaluk Nurerk, Opas Bunkoed","doi":"10.1016/j.talanta.2025.128538","DOIUrl":"10.1016/j.talanta.2025.128538","url":null,"abstract":"<p><p>A porous magnetic composite adsorbent was developed by incorporating hyper-crosslinked polymer-decorated graphene oxide (Fe<sub>3</sub>O<sub>4</sub>@HCP-GO) into alginate hydrogel beads, forming Fe<sub>3</sub>O<sub>4</sub>@HCP-GO alginate beads. For the first time, this unique hierarchical structure combining magnetic responsiveness, high surface area, and multiple adsorption mechanisms was engineered for the efficient extraction of phenylurea herbicides (PUHs). The material was applied in a dispersive liquid-solid phase extraction (DLSPE) process, enabling the simultaneous adsorption of six PUHs through hydrogen bonding, hydrophobic, and π-π interactions. The extracted PUHs were determined by high performance liquid chromatography. The fabricated porous adsorbent was characterized, and the extraction conditions were optimized. Under optimal conditions, the developed method exhibited linearity from 5.0 to 100 μg L<sup>-1</sup> for metoxuron, monuron, chlortoluron and buturon, and from 10 to 100 μg L<sup>-1</sup> for isoproturon and monolinuron. The limits of detection were between 1.0 and 3.0 μg L<sup>-1</sup>. The developed adsorbent was utilized to extract PUHs from rice, cucumber and tomato, achieving recoveries ranging from 70.2 to 96.7 % with RSDs below 9.0 %. The fabricated porous magnetic composite hydrogel bead exhibited good stability and efficiency for up to 6 cycles of extraction and desorption.</p>","PeriodicalId":435,"journal":{"name":"Talanta","volume":"296 ","pages":"128538"},"PeriodicalIF":6.1,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144551591","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Humidity sensors based on surface-functionalized tunable photonic crystal grating. 基于表面功能化可调谐光子晶体光栅的湿度传感器。
IF 6.1 1区 化学
Talanta Pub Date : 2026-01-01 Epub Date: 2025-06-26 DOI: 10.1016/j.talanta.2025.128521
Hao Cui, Dingwen Hu, Tao Yang, Chan Huang, Zongyin Yang, Shurong Dong
{"title":"Humidity sensors based on surface-functionalized tunable photonic crystal grating.","authors":"Hao Cui, Dingwen Hu, Tao Yang, Chan Huang, Zongyin Yang, Shurong Dong","doi":"10.1016/j.talanta.2025.128521","DOIUrl":"10.1016/j.talanta.2025.128521","url":null,"abstract":"<p><p>Photonic crystal (PC)-based humidity sensors detect changes in humidity using periodic structural color variations and have significant potential in the humidity detection field. However, current technologies typically rely on observing these structural color changes with the human eye. The human eye has limited color discrimination, thus resulting in insufficient detection accuracy. Meanwhile, viewing angles and ambient lighting can also disrupt observations. Here, we propose a humidity sensor based on surface-functionalized tunable PC grating. The tunable PC grating consists of a 600 nm polystyrene (PS) microsphere PC and a humidity-sensitive hydrogel. As ambient humidity increases, the hydrophilic amide groups (-CONH<sub>2</sub>) inside the hydrogel interact with the hydrogen bonds between water molecules and triggers hydrogel swelling, exerts interfacial stress on the PS microsphere lattice, thus expanding the lattice spacing of the PS microspheres and causing a red shift in the reflected wavelength. Integrating the surface-functionalized tunable PC grating into a Czerny-Turner (C-T) optical system enables us to directly translate humidity into precise spectral shifts, overcoming the limitations of human eye-based observations. Experimental results demonstrate a strong linear response over the range of 24-94 % relative humidity (RH), as well as excellent repeatability and long-term stability. We provide an innovative solution for high-precision optical humidity sensing.</p>","PeriodicalId":435,"journal":{"name":"Talanta","volume":"296 ","pages":"128521"},"PeriodicalIF":6.1,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144558726","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Real-time EEG-triggered transcranial magnetic stimulation combined with group therapy for adolescents with depression and self-harm behavior: A randomized controlled trial. 实时脑电图触发的经颅磁刺激联合团体治疗青少年抑郁症和自残行为:一项随机对照试验。
IF 4.9 2区 医学
Journal of affective disorders Pub Date : 2026-01-01 Epub Date: 2025-08-26 DOI: 10.1016/j.jad.2025.120144
Hong Liu, Shaowei Liu, Ming Yu, Bo Xin, Yanju Liu
{"title":"Real-time EEG-triggered transcranial magnetic stimulation combined with group therapy for adolescents with depression and self-harm behavior: A randomized controlled trial.","authors":"Hong Liu, Shaowei Liu, Ming Yu, Bo Xin, Yanju Liu","doi":"10.1016/j.jad.2025.120144","DOIUrl":"10.1016/j.jad.2025.120144","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate the efficacy of real-time EEG-triggered repetitive transcranial magnetic stimulation (rTMS) combined with group therapy versus rTMS alone over the left dorsolateral prefrontal cortex (DLPFC) in adolescents with depression and self-harm behavior.</p><p><strong>Methods: </strong>A parallel-group randomized controlled trial (RCT) enrolled 160 inpatients aged 12-18 years with depression and recent self-harm (≤2 weeks prior) from June to December 2024. Participants were 1:1 randomized to rTMS alone (control, n = 80) or rTMS plus group therapy (observation, n = 80).</p><p><strong>Primary outcome: </strong>4-week change in Hamilton Depression Rating Scale (HAMD-24) scores. Secondary outcomes included anxiety (HAMA-14), suicide risk (SPS), self-harm severity, and neurophysiological markers measured by resting-state EEG (α/θ power, θ/β ratio) and event-related potentials (P300 latency/amplitude) from a task-evoked paradigm. Randomization used computer-generated block sequences (size = 4) with sealed-envelope concealment; outcome assessors were blinded.</p><p><strong>Results: </strong>Baseline characteristics were balanced. Intention-to-treat analysis showed greater HAMD-24 reduction in the observation group (-14.5 ± 3.2 vs. -9.8 ± 2.9, P < 0.001). Observation group also had significant improvements in HAMA-14 (-10.2 ± 2.5 vs. -6.7 ± 2.1, P < 0.001), SPS (-12.3 ± 4.1 vs. -7.9 ± 3.5, P < 0.001), self-harm severity (-8.7 ± 2.8 vs. -4.9 ± 2.3, P < 0.001), and neurophysiological indices (shorter P300 latency, lower θ/β ratio, all P < 0.001). No severe adverse events occurred.</p><p><strong>Conclusion: </strong>Real-time EEG-triggered rTMS combined with group therapy demonstrates superior efficacy in improving clinical symptoms and neurophysiological markers for adolescents with depression and self-harm, offering a potential optimized intervention strategy.</p><p><strong>Trial registration: </strong>This study was registered with ClinicalTrials.gov (Identifier: NCT07047534).</p>","PeriodicalId":14963,"journal":{"name":"Journal of affective disorders","volume":" ","pages":"120144"},"PeriodicalIF":4.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144955085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Patterns and transitions of physical, psychological, and behavioral health across adulthood: A latent transition analysis of the roles of childhood and adulthood adversities. 成年期身体、心理和行为健康的模式和转变:童年和成年逆境角色的潜在转变分析。
IF 4.9 2区 医学
Journal of affective disorders Pub Date : 2026-01-01 Epub Date: 2025-09-04 DOI: 10.1016/j.jad.2025.120207
Shan Jiang, Chengkun Jin, Ruoyu Du, Zurong Liang
{"title":"Patterns and transitions of physical, psychological, and behavioral health across adulthood: A latent transition analysis of the roles of childhood and adulthood adversities.","authors":"Shan Jiang, Chengkun Jin, Ruoyu Du, Zurong Liang","doi":"10.1016/j.jad.2025.120207","DOIUrl":"10.1016/j.jad.2025.120207","url":null,"abstract":"<p><p>Despite growing recognition of health as a multidimensional construct, few studies have examined how physical, psychological, and behavioral health dimensions coalesce and evolve across the transition from young to middle adulthood, especially within the context of life-course adversities. Existing research often focuses on isolated health indicators or overlooks the dynamic, fluid nature of health over time. Additionally, the combined effects of childhood and adulthood adversities on health transitions remain underexplored. This study addresses these gaps by employing latent profile analysis (LPA) to identify health classes at distinct developmental stages and latent transition analysis (LTM) to examine the stability and predictors influencing transitions between these states. The analysis includes 2798 individuals from four waves of the National Longitudinal Study of Adolescent to Adult Health. We identified three consistent health profiles-healthy, moderately healthy, and troubled-and tracked how individuals transitioned between these profiles over time. Our findings demonstrate that both childhood and adulthood adversities, including emotional abuse, community violence, and homelessness, significantly influence health deterioration and limit recovery. Notably, our moderation analysis revealed that men were less likely than women to transition out of poor health following childhood adversities, underscoring the need for gender-sensitive interventions. This study contributes to a more dynamic, life-course-informed understanding of health and emphasizes the importance of trauma-informed, gender-responsive interventions. By addressing the interplay of multiple health dimensions and adversities, this research provides critical insights for developing targeted policies and interventions aimed at improving long-term health outcomes and promoting health equity across the lifespan.</p>","PeriodicalId":14963,"journal":{"name":"Journal of affective disorders","volume":" ","pages":"120207"},"PeriodicalIF":4.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145008232","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The influence of metabolic dysfunction on depressive symptom trajectories: A one-year follow-up study. 代谢功能障碍对抑郁症状轨迹的影响:一项为期一年的随访研究
IF 4.9 2区 医学
Journal of affective disorders Pub Date : 2026-01-01 Epub Date: 2025-09-04 DOI: 10.1016/j.jad.2025.120203
Christophe Longpré-Poirier, Nicolas Garel, Eugénie Samson-Daoust, Cécile Le Page, Ahmed Jérôme Romain, Stéphane Guay, Paul Lespérance, Robert-Paul Juster
{"title":"The influence of metabolic dysfunction on depressive symptom trajectories: A one-year follow-up study.","authors":"Christophe Longpré-Poirier, Nicolas Garel, Eugénie Samson-Daoust, Cécile Le Page, Ahmed Jérôme Romain, Stéphane Guay, Paul Lespérance, Robert-Paul Juster","doi":"10.1016/j.jad.2025.120203","DOIUrl":"10.1016/j.jad.2025.120203","url":null,"abstract":"<p><p>This study explored the role of metabolic syndrome (MetS) and health-related behaviors in the progression of depressive symptoms over a one-year naturalistic follow-up in patients with depressive disorder. Using data from 153 participants recruited through the Signature Biobank at a psychiatric emergency setting, we tested whether MetS mediated the relationship between health-related behaviors such as smoking, alcohol and drug use, and sleep, and depressive symptom trajectories. Linear mixed models revealed that while depressive symptoms significantly decreased over time, higher MetS score was associated with a slower improvement in depressive symptoms. However, health-related behaviors did not independently predict depressive symptoms, nor did they exert significant indirect effects through MetS. Smoking, alcohol, and drug use, as well as sleep efficiency, showed no direct or mediated association with depression over time. These findings suggest that MetS may represent a biological vulnerability contributing to unfavorable depression trajectories, independent of common behavioral risk factors. The persistent increase in MetS scores over time supports its potential role as a moderator of treatment response, possibly through mechanisms related to inflammation and neuroendocrine dysregulation. Although limitations such as self-reported measures and the acute nature of the clinical population may affect generalizability, this study highlights the importance of addressing metabolic dysfunction in depression management. Future research should further investigate the biological underpinnings linking MetS and depression to inform more personalized and effective therapeutic strategies.</p>","PeriodicalId":14963,"journal":{"name":"Journal of affective disorders","volume":" ","pages":"120203"},"PeriodicalIF":4.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145008236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correspondence: "Inflammation as a mediator between adverse childhood experiences and adult depression: A meta-analytic structural equation model". 对应:“炎症作为不良童年经历和成人抑郁之间的中介:一个元分析结构方程模型”。
IF 4.9 2区 医学
Journal of affective disorders Pub Date : 2026-01-01 Epub Date: 2025-09-06 DOI: 10.1016/j.jad.2025.120262
Lawrence Maayan
{"title":"Correspondence: \"Inflammation as a mediator between adverse childhood experiences and adult depression: A meta-analytic structural equation model\".","authors":"Lawrence Maayan","doi":"10.1016/j.jad.2025.120262","DOIUrl":"10.1016/j.jad.2025.120262","url":null,"abstract":"","PeriodicalId":14963,"journal":{"name":"Journal of affective disorders","volume":" ","pages":"120262"},"PeriodicalIF":4.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145023374","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Spousal depressive symptoms and partner's subsequent risk of cardiovascular diseases: A nationwide population-based prospective study in China. 配偶抑郁症状和伴侣随后的心血管疾病风险:一项基于中国全国人群的前瞻性研究
IF 4.9 2区 医学
Journal of affective disorders Pub Date : 2026-01-01 Epub Date: 2025-09-08 DOI: 10.1016/j.jad.2025.120266
Yujia Guo, Wenhua Tian
{"title":"Spousal depressive symptoms and partner's subsequent risk of cardiovascular diseases: A nationwide population-based prospective study in China.","authors":"Yujia Guo, Wenhua Tian","doi":"10.1016/j.jad.2025.120266","DOIUrl":"10.1016/j.jad.2025.120266","url":null,"abstract":"<p><strong>Background: </strong>The relationship between spousal depressive symptoms and cardiovascular risk remains understudied despite established links between individual depression and cardiovascular outcomes.</p><p><strong>Methods: </strong>Using data from 6651 married Chinese adults (≥45 years) in the China Health and Retirement Longitudinal Study (2011-2018), we examined associations between spousal depressive symptoms and incident cardiovascular disease (CVD) using Cox proportional hazards models. Cox models with penalized splines were performed to explore the dose-response relationship. Marginal structural models examined how changes in spousal depressive symptoms over time related to CVD risk. Four-way decomposition analysis quantified the mediating and modifying role of individual depressive symptoms.</p><p><strong>Results: </strong>Spouses with depressive symptoms were associated with increased CVD risk (hazard ratio [HR]: 1.26, 95 % confidence interval [CI]: 1.06-1.51 for men; HR: 1.29, 95 % CI: 1.08-1.54 for women). Dose-response analyses revealed similar linear patterns in both genders, with each unit increase in spousal depressive symptom score associated with progressive increases in CVD risk. Persistent spousal depressive symptoms were associated with significantly higher CVD risk in both men (HR: 1.44, 95 % CI: 1.04-1.98) and women (HR: 1.51, 95 % CI: 1.08-2.12), while recently remitted or recent-onset symptoms showed no significant associations. Women's own depressive symptoms mediated 26.3 % of this association, while no evidence of mediation was observed in men.</p><p><strong>Conclusions: </strong>Spousal depressive symptoms represent an important, underrecognized CVD risk factor, highlighting the need for couple-based approaches to mental health care and cardiovascular management, particularly for couples where one partner has persistent depressive symptoms.</p>","PeriodicalId":14963,"journal":{"name":"Journal of affective disorders","volume":" ","pages":"120266"},"PeriodicalIF":4.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145033396","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deciphering effect of complex organics on Anammox-sulfide autotrophic denitrification coupling system for landfill leachate treatment. 复合有机物对厌氧氨氧化-硫化物自养反硝化耦合系统处理垃圾渗滤液的解译作用。
IF 9 1区 环境科学与生态学
Bioresource Technology Pub Date : 2026-01-01 Epub Date: 2025-09-24 DOI: 10.1016/j.biortech.2025.133388
Xiaopeng Zhu, Lina Fang, Fangjian Xu, Jinghao Sun, Xin Zhang, Jing Cai
{"title":"Deciphering effect of complex organics on Anammox-sulfide autotrophic denitrification coupling system for landfill leachate treatment.","authors":"Xiaopeng Zhu, Lina Fang, Fangjian Xu, Jinghao Sun, Xin Zhang, Jing Cai","doi":"10.1016/j.biortech.2025.133388","DOIUrl":"10.1016/j.biortech.2025.133388","url":null,"abstract":"<p><p>The inhibitory effects of complex organics on Anammox-sulfide autotrophic denitrification (SAD) coupled systems are not well understood in full-strength leachate conditions. This research examines the removal of carbon, nitrogen, and sulfur, alongside microbial symbiosis and metabolic alterations, within an Anammox-SAD system that processes raw landfill leachate. The system attained a total nitrogen removal rate of 98.54 ± 0.42 %, with contributions of 89.47 % from Anammox and 10.53 % from SAD. The system attained a total nitrogen removal rate of 98.54 ± 0.42 %, with contributions of 89.47 % from Anammox and 10.53 % from SAD. GC × GC-TOFMS analysis indicated removal rates of 72.33 %, 51.05 %, and 53.81 % for small-, medium-, and large-molecular-weight organics, respectively, by the Anammox system, thereby reducing stress on SAD. Metagenomics studies revealed that low-molecular-weight organics promoted DNRA, partial denitrification, and Anammox through enhancing electron transfer and functional gene expression. The role of Anammox bacteria in carbon fixation decreased, whereas sulfur metabolism in SAD became increasingly dependent on Sulfurimonas-mediated Sox pathways, indicating metabolic adaptation in response to organic stress and competition between autotrophs and heterotrophs. This study provides novel insights into the application of Anammox-SAD coupled processes for landfill leachate treatment.</p>","PeriodicalId":258,"journal":{"name":"Bioresource Technology","volume":" ","pages":"133388"},"PeriodicalIF":9.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145172175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rapid determination of biogenic amines in meats using quinone chemistry-based colorimetric strategy. 用醌化学比色法快速测定肉类中的生物胺。
IF 6.1 1区 化学
Talanta Pub Date : 2026-01-01 Epub Date: 2025-06-27 DOI: 10.1016/j.talanta.2025.128527
Kaiying Hu, Shuai Liu, Yang Han, Jingxiang Sun, Yu Mao, Hao Qu, Baolei Dong, Lei Zheng
{"title":"Rapid determination of biogenic amines in meats using quinone chemistry-based colorimetric strategy.","authors":"Kaiying Hu, Shuai Liu, Yang Han, Jingxiang Sun, Yu Mao, Hao Qu, Baolei Dong, Lei Zheng","doi":"10.1016/j.talanta.2025.128527","DOIUrl":"10.1016/j.talanta.2025.128527","url":null,"abstract":"<p><p>Rapid and convenient detection of biogenic amines (BAs) in meat products is a vital approach for ensuring food quality and consumer health. In this study, we developed a quinone chemistry-mediated colorimetric strategy for the rapid detection of BAs in meat. BAs such as putrescine undergo a visible colorimetric reaction with 2-methyl-1,4-benzoquinone (MBQ), producing a product with strong UV-visible absorption at 480 nm, enabling specific colorimetric detection of BAs. Structural analysis of the chromogenic product indicated that a Michael addition reaction between BAs and MBQ was the primary mechanism driving the color change. A deep eutectic solvent (DES) was employed to achieve mild and efficient extraction of BAs from samples. Combined with the quinone-mediated colorimetric reaction, we developed a rapid colorimetric detection method for BAs in pork, fish, and shrimp. The results of the colorimetric assay showed good agreement with those obtained from the Kjeldahl-based nitrogen determination method. The developed method does not rely on photosensitive dyes/pigments or structurally complex nanomaterials, offering a simple, efficient, and low-cost strategy for the rapid quantification of BAs and freshness monitoring in meat products.</p>","PeriodicalId":435,"journal":{"name":"Talanta","volume":"296 ","pages":"128527"},"PeriodicalIF":6.1,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144551573","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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