Ultrasonics Sonochemistry最新文献_第6页

Influence of pH-shifting combined with ultrasound on the structure and emulsification characteristics of coconut meal globulin ph移联合超声对椰子粉球蛋白结构及乳化特性的影响。

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-29 DOI: 10.1016/j.ultsonch.2025.107592

Wenzhu Zhao , Qian Zhang , Feng Chen , Zhiyang Du , Zhipeng Yu

{"title":"Influence of pH-shifting combined with ultrasound on the structure and emulsification characteristics of coconut meal globulin","authors":"Wenzhu Zhao , Qian Zhang , Feng Chen , Zhiyang Du , Zhipeng Yu","doi":"10.1016/j.ultsonch.2025.107592","DOIUrl":"10.1016/j.ultsonch.2025.107592","url":null,"abstract":"<div><div>Coconut meal globulin exhibited certain emulsifying properties. However, globulin was sensitive to environmental factors that lead to protein denaturation and aggregation, thus limiting their application. In the current work, globulin was modified using pH-shifting combined with ultrasound to improve the structural and emulsification properties. Results showed the pH-shifting combined with ultrasound treatment led to the exposure of internal hidden hydrophobic residues, disruption of hydrogen bonding. The surface hydrophobicity and molecular flexibility of globulin increased, along with improved fluorescence intensity. The combined treatment conditions boosted the interfacial protein adsorption content of globulin-based emulsions significantly. The resulting emulsions were uniformly dispersed without aggregation, exhibited optimal storage, thermal, and cold storage stability, similar to the performance of the sodium caseinate. This study provides an effective strategy for developing plant-based proteins as high-value emulsifiers, providing a potential alternative for sustainable food formulations.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107592"},"PeriodicalIF":9.7,"publicationDate":"2025-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145205256","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

Power ultrasound-driven silane-modified cement paste: Insights into microstructural evolution, hydrophobic and mechanical performance 功率超声驱动硅烷改性水泥浆体：微观结构演变、疏水性和力学性能的洞察。

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-28 DOI: 10.1016/j.ultsonch.2025.107591

Guangqi Xiong , Ying Zhao , Zheng Fang , Yi Li , Yuanliang Ren , Xiaolong Jia , Bo Ran , Lei Xu , Shuai Zhou , Chong Wang

{"title":"Power ultrasound-driven silane-modified cement paste: Insights into microstructural evolution, hydrophobic and mechanical performance","authors":"Guangqi Xiong , Ying Zhao , Zheng Fang , Yi Li , Yuanliang Ren , Xiaolong Jia , Bo Ran , Lei Xu , Shuai Zhou , Chong Wang","doi":"10.1016/j.ultsonch.2025.107591","DOIUrl":"10.1016/j.ultsonch.2025.107591","url":null,"abstract":"<div><div>To address the potential adverse impact of silane on cement hydration, this study systematically investigates the effects of power ultrasound on the mechanical and hydrophobic properties, and the microstructure of silane-modified cement paste. Experimental results showed that ultrasonic treatment within the 240–720 W range significantly enhanced the compressive strength compared to the reference group. In particular, the 480 W group exhibited increases in compressive strength of 36.9 %, 10.7 %, and 7.9 % at 1, 3, and 28 days, respectively. X-ray diffraction and TG analysis revealed that this treatment accelerated the dissolution and hydration degree of the clinker. Contact angle measurements indicated that optimal hydrophobic performance was achieved at 720 W, with a contact angle of 133.0°, representing a 34.2 % increase compared to the reference group. These findings indicate that power ultrasound holds excellent potential for preparing the hydrophobic cementitious materials.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107591"},"PeriodicalIF":9.7,"publicationDate":"2025-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145197725","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

Deep eutectic solvent extraction of chlorogenic acid from dandelion with ultrasonic-assisted: Process optimization, purification, and bioactivity 超声波辅助深度共晶溶剂萃取蒲公英绿原酸：工艺优化、纯化及生物活性研究。

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-27 DOI: 10.1016/j.ultsonch.2025.107579

Junhai Liu , Huan Duan , Hansheng Wang , Qi Gao , Lun Liu , Yinku Liang , Min He , Le Xu , Xiaosha Guo

{"title":"Deep eutectic solvent extraction of chlorogenic acid from dandelion with ultrasonic-assisted: Process optimization, purification, and bioactivity","authors":"Junhai Liu , Huan Duan , Hansheng Wang , Qi Gao , Lun Liu , Yinku Liang , Min He , Le Xu , Xiaosha Guo","doi":"10.1016/j.ultsonch.2025.107579","DOIUrl":"10.1016/j.ultsonch.2025.107579","url":null,"abstract":"<div><div>Dandelion, a widely distributed medicinal plant, is rich in chlorogenic acid (CGA). However, research on the extraction and purification of CGA from dandelion, as well as its bioactivity, is insufficient. Therefore, this study developed an efficient and economic method for extracting CGA from dandelions using ultrasonic-assisted deep eutectic solvents. The DES system comprised betaine and oxalic acid, demonstrated high extraction efficiency, and was identified as the optimal extraction solvent. Furthermore, Response Surface Methodology (RSM) was employed to optimize the extraction conditions, which included: water content of 42 %, ultrasonic power of 300 W, ultrasonic temperature of 70 °C, ultrasonic time of 32 min, and solid–liquid ratio of 1:30 g/mL. Under these conditions, the extraction yield of CGA reached 4.27 mg/g. Dandelion samples treated with ultrasound-assisted DES had improved extraction efficiency. Following further purification with macroporous resin, the purified extract of CGA (PECGA) demonstrated significant antioxidant activity. Moreover, this ultrasonic-assisted PECGA showed considerable antibacterial efficacy against <em>Staphylococcus aureus</em> (<em>S. aureus</em>) and <em>Escherichia coli</em> (<em>E. coli</em>). This study provides evidence for potential applications of CGA extracted from dandelions as a natural antioxidant and antibacterial agent in the food and pharmaceutical industries.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107579"},"PeriodicalIF":9.7,"publicationDate":"2025-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211303","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

High efficient aging of sweet red wine by ultrasonic treatment and acoustic radical chemistry explanation 超声处理与声学自由基化学解释的甜红酒高效陈酿

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-27 DOI: 10.1016/j.ultsonch.2025.107589

Shiyao Wang , Xinyi Jia , Shuangli Xiong , Yisheng Chen

{"title":"High efficient aging of sweet red wine by ultrasonic treatment and acoustic radical chemistry explanation","authors":"Shiyao Wang , Xinyi Jia , Shuangli Xiong , Yisheng Chen","doi":"10.1016/j.ultsonch.2025.107589","DOIUrl":"10.1016/j.ultsonch.2025.107589","url":null,"abstract":"<div><div>This study investigated the effects of low-power, low-temperature, and short-duration ultrasonic treatment on the quality of sweet red wine (SRW) to optimize flavor aging. Experiments were conducted by varying temperature (10–30 °C), duration (30–180 min), and power (100–300 W), with subsequent analysis of total sugar, acidity, tannins, esters, phenolic content, and antioxidant activity. Results demonstrated that low-power and low-temperature ultrasonic treatment effectively modulated the sugar-acid ratio in SRW. Tannin content exhibited minimal temperature dependence but was significantly influenced by ultrasonic power and duration, with duration exerting the strongest effect. Total ester content decreased with prolonged ultrasound exposure, though this reduction was mitigated under low-power conditions. Phenolic content declined as ultrasonic intensity increased. Sensory evaluation identified optimal aging parameters at 20 °C, 90 min, and 200 W. These results confirm that low-power, short-term ultrasound effectively ages sweet red wine while improving quality. This method offers a practical alternative to traditional aging, with potential benefits for wine production efficiency and quality control.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107589"},"PeriodicalIF":9.7,"publicationDate":"2025-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145181253","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

Sonochemical degradation of CCl4 in alcohol-water system CCl4在醇-水体系中的声化学降解

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-27 DOI: 10.1016/j.ultsonch.2025.107581

Aerfate Abulikemu, Kenji Okitsu

{"title":"Sonochemical degradation of CCl4 in alcohol-water system","authors":"Aerfate Abulikemu, Kenji Okitsu","doi":"10.1016/j.ultsonch.2025.107581","DOIUrl":"10.1016/j.ultsonch.2025.107581","url":null,"abstract":"<div><div>In this study, methanol (MeOH), ethanol (EtOH), 1-propanol (PrOH), and ethylene glycol (EG) were used as alcohol-CCl<sub>4</sub> pretreatment solutions for the first time to investigate the effect of alcohol on the sonochemical degradation of CCl<sub>4</sub>. The results showed that this pretreatment method provided the homogeneous dissolution of CCl<sub>4</sub> in aqueous solution in a short preparation time and the enhancement of the sonochemical degradation of CCl<sub>4</sub>. In addition, the rate of the degradation of CCl<sub>4</sub> related to the hydrophobicity of the added alcohol. It was considered that high hydrophobic alcohol molecules accumulated at the interface region of cavitation bubbles contributed to the scavenging of •OH radicals produced by sonolysis of water and to the pyrolysis itself, resulting in the production of a large amount of •H radicals. The formation of •H radical and its secondary products, such as H<sub>2</sub> could lead to the reductive degradation of CCl<sub>4</sub>. In previous studies, the addition of alcohol has been observed only as a negative effect on the sonochemical degradation of organic compounds such as the reduction of bubble temperature, and the quenching of the oxidative degradation by scavenging •OH radicals. However, our results indicated that the positive effects of alcohol on the sonochemical degradation of CCl<sub>4</sub> were more significant than the negative effects.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107581"},"PeriodicalIF":9.7,"publicationDate":"2025-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145218397","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

Multivariate statistical optimization of the ultrasonic-assisted extraction of diamine oxidase (DAO) from pea sprout 超声辅助提取豌豆芽中二胺氧化酶（DAO）的多元统计优化。

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-26 DOI: 10.1016/j.ultsonch.2025.107588

M. Khanlar, G.A. Collazos-Escobar, V. Sánchez-Jiménez, J.A. Cárcel

{"title":"Multivariate statistical optimization of the ultrasonic-assisted extraction of diamine oxidase (DAO) from pea sprout","authors":"M. Khanlar, G.A. Collazos-Escobar, V. Sánchez-Jiménez, J.A. Cárcel","doi":"10.1016/j.ultsonch.2025.107588","DOIUrl":"10.1016/j.ultsonch.2025.107588","url":null,"abstract":"<div><div>Pea sprouts can provide a plant-based alternative to the commonly used pork kidney as a source of diamine oxidase (DAO), an enzyme used as a dietary supplement to prevent symptoms of histamine intolerance. This study assessed the influence of process variables on the ultrasonic-assisted extraction of DAO from pea sprouts. DAO activity (DAO<sub>ac</sub>), protein content (PC), and their ratio (DAO<sub>sac</sub>) were measured on extracts obtained at different times (10, 20, 30, 40 min), temperatures (10, 20, 37 °C), and acoustic pressures (0, 29, 75 kPa). Response surface methodology (RSM) and multivariate regression models were applied to identify the optimal conditions and predictive multivariate models were assessed to develop a process control tool. Ultrasound application significantly enhanced DAO extraction, increasing DAO<sub>ac</sub>, PC, and DAO<sub>sac</sub> by up to 34.4, 14.9, and 19.4 % compared to conventional methods. The application of a moderate acoustic pressure (29 kPa) maximized yields, while a higher one (75 kPa) reduced extraction time. The moderate optimal temperature identified, 23.0 ± 0.3 °C, represents a clear advantage for the process scaling-up. The Support Vector Machine (SVM) model showed the best predictive performance (adjusted coefficient of determination; R<sup>2</sup><sub>adj</sub> > 92 % and mean relative error; MRE < 4 %), accurately estimating dependent variables based on process conditions. Therefore, this model could support the implementation of a closed-loop control strategy, dynamically adjusting operational parameters to maintain the extraction process under optimal conditions.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107588"},"PeriodicalIF":9.7,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211301","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

N/S-doped biochar-loaded Bi and FeS activated persulfate-driven 1O2 efficient degradation of ofloxacin N/ s掺杂生物炭负载Bi和FeS激活过硫酸盐驱动的10o2高效降解氧氟沙星

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-26 DOI: 10.1016/j.ultsonch.2025.107585

Guoqiang Zhang , Yuhan He , Wenyi Huang , Zhenfang Xiao , Ziran Xue , Hao Cheng , Jun Feng , Yao Lu , Quan Liu , Lijun Li

{"title":"N/S-doped biochar-loaded Bi and FeS activated persulfate-driven 1O2 efficient degradation of ofloxacin","authors":"Guoqiang Zhang , Yuhan He , Wenyi Huang , Zhenfang Xiao , Ziran Xue , Hao Cheng , Jun Feng , Yao Lu , Quan Liu , Lijun Li","doi":"10.1016/j.ultsonch.2025.107585","DOIUrl":"10.1016/j.ultsonch.2025.107585","url":null,"abstract":"<div><div>Biochar-loaded Fe-based bimetals have been shown to be an effective catalyst for the activation of peroxodisulfates. However, reports on heteroatom-doped biochar-loaded Bi and FeS bimetals are scarce, and their properties and mechanisms remain unclear. In this study, NS<sub>4</sub>-Bi<sub>1</sub>FeS<sub>0.75</sub> catalysts were constructed using reductive hydrothermal and calcination methods. The results showed that the reductive hydrothermal process made Bi and FeS tightly bound, thereby promoting the stability of the catalyst. Under the optimal conditions, the NS<sub>4</sub>-Bi<sub>1</sub>FeS<sub>0.75</sub> system could completely degrade ofloxacin (OFX) within 20 min. Moreover, the NS<sub>4</sub>-Bi<sub>1</sub>FeS<sub>0.75</sub> system had excellent stability and regeneration capabilities, and was able to efficiently degrade a wide range of organic pollutants. A series of mechanistic studies and density-functional theory(DFT) calculations confirmed the existence of multiple synergistic mechanisms in the activation of PDS by the catalyst, in which N doping favors the generation of <sup>1</sup>O<sub>2</sub> and S serves to promote the rapid transfer of the metal electrons; while, the introduction of Bi and FeS enhances the adsorption capacity of the catalyst for PDS, and the presence of Bi promotes the Fe<sup>3+</sup>/Fe<sup>2+</sup> cycle, which guarantees the continuation of the Fenton-like reaction. In summary, this study elucidated multiple reaction mechanisms in the visible light/NS<sub>4</sub>-Bi<sub>1</sub>FeS<sub>0.75</sub>/PDS system, which provides new design ideas for the development of heteroatom-doped biochar loaded with metals and metal sulfides for wastewater treatment.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107585"},"PeriodicalIF":9.7,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145157011","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

The effect of ultrasound on the crystallization-precipitation process of transforming sodium amoxicillin into amoxicillin trihydrate 超声对阿莫西林钠转化为三水合阿莫西林结晶沉淀过程的影响。

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-26 DOI: 10.1016/j.ultsonch.2025.107590

Aicha Ladaidi , Loïc Hallez , Isabelle Pochard , Nicolas Rouge , Jean-Yves Hihn

{"title":"The effect of ultrasound on the crystallization-precipitation process of transforming sodium amoxicillin into amoxicillin trihydrate","authors":"Aicha Ladaidi , Loïc Hallez , Isabelle Pochard , Nicolas Rouge , Jean-Yves Hihn","doi":"10.1016/j.ultsonch.2025.107590","DOIUrl":"10.1016/j.ultsonch.2025.107590","url":null,"abstract":"<div><div>Crystallization is a process used in many industrial fields. However, in the pharmaceutical industry it plays a crucial role as the quality of the drug (finished product) in terms of therapeutic efficacy and stability is strongly related to the physical properties of the active ingredient, as well as other excipients determined and controlled through this process. This paper deals with the feasibility of the transformation of amoxicillin sodium salt into amoxicillin trihydrate. It will also be the opportunity of studying the physical properties of the crystals obtained (size and size distribution, shape, purity, morphology) as a result from the interaction of the crystallization-precipitation process with or without ultrasound and the selected antibiotic amoxicillin. The limiting factor for sonocrystallization is pH, the optimum pH being 4.5. Indeed, for a pH below 2, the crystallization yield does not exceed 10 %. Ultrasound has a synergistic effect on crystallization by improving the yield and the fineness of the powder, as well as on the kinetics of the reaction in relation to the nucleation time, even if it is not necessarily possible to attribute this phenomenon to solubility or de-supersaturation. For 30 min experiments, the best yield of 95 % was obtained using a low frequency (20 kHz), compared to the yield obtained without ultrasound (69 %) or with higher frequencies (581 kHz – 72 % and 864 kHz – 65 %). In addition to the ultrasound frequency used, temperature, pH and sonication time also have a profound effect on the product’s crystal morphology and size. In the case of low frequency, particle size ranged from 0.4 to 60 μm, and from 0.7 to 250 μm under silent conditions.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107590"},"PeriodicalIF":9.7,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145197740","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

Ultrasonic-assisted enzymatic hydrolysis of Perinereis aibuhitensis using the RSM–BP–GA model 基于RSM-BP-GA模型的超声辅助酶解aibuhitperinreis。

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-25 DOI: 10.1016/j.ultsonch.2025.107587

Teng Teng , Yuchun Lu , Shuqi Wang, Yuting Yang, Huihong Li, Chun-E. Liu

{"title":"Ultrasonic-assisted enzymatic hydrolysis of Perinereis aibuhitensis using the RSM–BP–GA model","authors":"Teng Teng , Yuchun Lu , Shuqi Wang, Yuting Yang, Huihong Li, Chun-E. Liu","doi":"10.1016/j.ultsonch.2025.107587","DOIUrl":"10.1016/j.ultsonch.2025.107587","url":null,"abstract":"<div><div>The lack of ultrasound-assisted hydrolysis techniques often limits the efficacy of <em>Perinereis aibuhitensis</em> protein hydrolysate. Therefore, using <em>P. aibuhitensis</em> as the raw material and a 1:1 mix of neutral protease and flavour protease as the composite enzyme, we evaluated the degree of hydrolysis (DH). We systematically optimised the conditions for ultrasound-assisted enzymatic hydrolysis of <em>P. aibuhitensis</em> proteins using single-factor experiments, the response surface method, and a back-propagation neural network integrated with a genetic algorithm. The optimal hydrolysis conditions were as follows: a liquid-to-material ratio, 1:2.5; enzyme concentration, 970 U/g; ultrasound power, 390 W; sonication time, 31 min; enzymolysis temperature, 50 °C; ultrasound frequency, 30 kHz; pH, 7; and hydrolysis duration, 3 h. Under these conditions, compared to non-ultrasound composite protease hydrolysis, the flavour of <em>P. aibuhitensis</em> ultrasound-assisted enzymatic hydrolysate significantly improved (umami and richness enhanced, bitterness and bitter aftertaste reduced). Anticoagulant activity, DPPH and ABTS radical scavenging rates reached 60.09 U/g, 58.94 %, and 71.03 %, increasing by 0.26-, 0.10-, and 0.15-fold, respectively, potentially due to the increased content of flavour compounds. Specifically, Asp, Glu, Gly, Pro, AMP, IMP, and GMP concentrations increased by 0.18-, 0.15-, 0.15-, 0.23–, 0.27-, 0.13-, and 0.27-fold, respectively. Moreover, <em>P. aibuhitensis</em> peptide yield reached 31.14 % (0.24-fold increase), generating more small-molecule active peptides. Polysaccharide yield reached 1.87 % (0.23-fold increase), and the DH reached 38.57 % (0.50-fold increase). Reaction time was reduced by 29 min compared to that using other methods. Overall, this study provides a robust theoretical foundation for developing <em>P. aibuhitensis</em>-based food products and pharmaceuticals.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107587"},"PeriodicalIF":9.7,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145249260","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

Enhancing the molecular weight dependent antioxidant and antidiabetic activities of zein hydrolysates via thermal and ultrasonic pretreatments and enzyme specific hydrolysis 通过热、超声预处理和酶特异性水解提高玉米蛋白水解物的抗氧化和抗糖尿病活性

IF 9.7 1区化学

Ultrasonics Sonochemistry Pub Date : 2025-09-24 DOI: 10.1016/j.ultsonch.2025.107584

Mahshad Davoudi , Hassan Ahmadi Gavlighi , Amin Karimi , Mahsa Sayadi

{"title":"Enhancing the molecular weight dependent antioxidant and antidiabetic activities of zein hydrolysates via thermal and ultrasonic pretreatments and enzyme specific hydrolysis","authors":"Mahshad Davoudi , Hassan Ahmadi Gavlighi , Amin Karimi , Mahsa Sayadi","doi":"10.1016/j.ultsonch.2025.107584","DOIUrl":"10.1016/j.ultsonch.2025.107584","url":null,"abstract":"<div><div>In this study, zein was treated with thermal (90 °C, 10 min) and ultrasound pretreatments at varying power levels (100, 200, 400 W) and durations (5, 10, 20 min), followed by hydrolysis using three distinct proteases (Alcalase, papain, pepsin). The hydrolysate was subsequently fractionated using sequential ultrafiltration membranes with molecular weight cutoffs of 30 and 10 kDa. The resulting hydrolysate and its corresponding fractions were evaluated for their antioxidant activity and inhibitory effects against α-glucosidase and α-amylase enzymes. The thermally pretreated sample hydrolyzed with Alcalase demonstrated the highest degree of hydrolysis (16.62 %). In contrast, the hydrolysates generated using papain showed the lowest hydrolysis efficiency. In addition, the thermally pretreated sample hydrolyzed with Alcalase exhibited the highest DPPH (∼78 µmol Trolox/g sample) and ABTS (∼195 µmol Trolox/g sample) radical scavenging activity, as well as the greatest iron ion chelating ability (∼35 µmol EDTA/g sample). The results showed that ultrafiltration and the production of peptides with low molecular weights (<10 kDa) enhanced antioxidant properties. The α-amylase inhibition results indicated that the inhibitory properties increased with higher peptide molecular weight. The thermally pretreated sample with a molecular weight 10–30 kDa exhibited the highest inhibitory activity (∼40 %). Similarly, the ultrasound pretreated hydrolysate (200 W, 10 min) of the same molecular weight range demonstrated notable α-glucosidase inhibition (∼30 %). Hence, thermal and ultrasound pretreatments enhanced the efficiency of zein hydrolysis, promoting the production of antioxidant and α-glucosidase inhibitory peptides that can be utilized in both the food and pharmaceutical industries.</div></div>","PeriodicalId":442,"journal":{"name":"Ultrasonics Sonochemistry","volume":"122 ","pages":"Article 107584"},"PeriodicalIF":9.7,"publicationDate":"2025-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145157015","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