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Calcium enriched guava crisps: effect of material and process parameters. 富钙番石榴薯片:材料和工艺参数的影响。
IF 3.3 3区 农林科学
Journal of Food Science and Technology-mysore Pub Date : 2025-09-01 Epub Date: 2024-11-25 DOI: 10.1007/s13197-024-06141-7
Brijesh Kumar Yadav, Shalini Gaur Rudra, Amit Kumar Goswami, Arpan Bhowmik, Alka Joshi, Priya Pal, Rakesh Bhardwaj
{"title":"Calcium enriched guava crisps: effect of material and process parameters.","authors":"Brijesh Kumar Yadav, Shalini Gaur Rudra, Amit Kumar Goswami, Arpan Bhowmik, Alka Joshi, Priya Pal, Rakesh Bhardwaj","doi":"10.1007/s13197-024-06141-7","DOIUrl":"https://doi.org/10.1007/s13197-024-06141-7","url":null,"abstract":"<p><p>Guava ranks among top five economically important crops of India. However, it records highest postharvest loss and needs to be processed for higher shelf life and utility. This study entails evaluation and process standardisation for development of guava crisps through atmospheric frying. Three maturity stages based on firmness affected the composition of guava and thereby the quality of crisps. ANOVA, PCA and correlation analysis indicated significant effect of fruit maturity (starch, pectin, solids, sugars, ascorbic acid) and process parameters. 84% variation in data could be explained by the first four PCs together. Colour, browning, fracturability and crispness of crisps were significantly affected by fruit maturity, freezing pre-treatment, and calcium impregnation. Freezing pre-treatment enhanced the texture, decreased toughness and gave superior crisps with crunchy mouthfeel. More than 15-fold increase in the calcium content of crisps (524.76 mg/ 100 g) was realised on calcium infusion. Highest ascorbic acid retention (56.7%) and overall acceptability of crisps (7.5) were recorded for crisps from ripe stage of guava fruits given freezing and calcium infusion pre-treatments. The shelf life of guava crisps was 90 days with free fatty acids value < 2%. Thus, nutrient rich guava fruit could be a good candidate for conversion to shelf stable and attractive snacks.</p><p><strong>Supplementary information: </strong>The online version contains supplementary material available at 10.1007/s13197-024-06141-7.</p>","PeriodicalId":16004,"journal":{"name":"Journal of Food Science and Technology-mysore","volume":"62 9","pages":"1728-1741"},"PeriodicalIF":3.3,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12304378/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144753481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
How can we improve? Understanding new clinical pathology paradigms for better interpretation of results. 我们该如何改进?了解新的临床病理范式,以更好地解释结果。
IF 1.1 4区 农林科学
New Zealand veterinary journal Pub Date : 2025-09-01 Epub Date: 2025-05-15 DOI: 10.1080/00480169.2025.2498136
R M Baral
{"title":"How can we improve? Understanding new clinical pathology paradigms for better interpretation of results.","authors":"R M Baral","doi":"10.1080/00480169.2025.2498136","DOIUrl":"10.1080/00480169.2025.2498136","url":null,"abstract":"<p><p>Current paradigms and practices impede the ability of practitioners to fully utilise clinical pathology results from blood and other body fluids to recognise and manage disease in veterinary patients. These issues include analyser bias, the suitability of population reference intervals, and \"grey areas\" around individual results. Analyser bias gives rise to different results for the same sample determined on different analysers (even of the same model at commercial laboratories). Such bias is often not accurately accounted for by using reference intervals specific for the different analysers. The ideal solution would be harmonising analysers so that results are equivalent regardless of the analyser they were determined on. Without harmonisation, results from different analysers should not be compared. Population-based reference intervals may not reflect the local population and, for most analytes, are much wider than an individual patient's normal fluctuation of results. This means that clinically relevant changes that remain within the population reference interval may be missed. Rather than assessing results in relation to a patient's cohort, results can be assessed in relation to a patient's prior results, expected analyser variation and expected physiological fluctuation. Such fluctuations are known as biological variation<i>.</i> Biological variation enables individualised reference intervals to be determined from prior results obtained when a patient is clinically stable. Such reference intervals are not yet readily available; however, assessing prior results and comparing them to expected variation (see Supplementary Tables 1 and 2) to recognise the significance of any change could be used as an interim measure. A single laboratory result represents a range of possible values. This range is known as dispersion and is also determined from biological and analyser variation. Dispersion creates grey areas around individual results and thresholds such as reference interval limits and staging of disease. Therefore, any threshold should not be taken as definitive and apparent changes may be within expected physiological fluctuation and therefore not significant.This review assesses the background and science behind these issues and offers ideal solutions for how they may be addressed in the future and practical approaches that can be immediately incorporated by clinicians into daily practice. Addressing these issues can help improve clinical pathology acuity and thus improve outcomes for veterinary patients.<b>Abbreviations:</b> CKD: Chronic kidney disease; CV<sub>A</sub>: Analyser variation; CV<sub>G</sub>: Inter-individual (group) variation; CV<sub>I</sub>: Intra-individual variation; HSP: Homeostatic set point; IRIS: International Renal Interest Society; RCV: Reference change value; SDMA: Symmetric dimethylarginine.</p>","PeriodicalId":19322,"journal":{"name":"New Zealand veterinary journal","volume":" ","pages":"305-315"},"PeriodicalIF":1.1,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144079153","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Determination of changes in bioactive components and fatty acid compositions of olive fruits sonicated in different bitterness removal solutions in pickled olive production. 酸洗橄榄生产中不同去苦味溶液处理橄榄果实生物活性成分及脂肪酸组成变化的测定。
IF 3.3 3区 农林科学
Journal of Food Science and Technology-mysore Pub Date : 2025-09-01 Epub Date: 2024-11-25 DOI: 10.1007/s13197-024-06138-2
Isam A Mohamed Ahmed, Fahad AlJuhaimi, Mehmet Musa Özcan, Nurhan Uslu, Ran Wei
{"title":"Determination of changes in bioactive components and fatty acid compositions of olive fruits sonicated in different bitterness removal solutions in pickled olive production.","authors":"Isam A Mohamed Ahmed, Fahad AlJuhaimi, Mehmet Musa Özcan, Nurhan Uslu, Ran Wei","doi":"10.1007/s13197-024-06138-2","DOIUrl":"https://doi.org/10.1007/s13197-024-06138-2","url":null,"abstract":"<p><p>The oil contents of olive fruits sonicated in different debittering solvents were defined to be between 46.45 (water) and 60.44% (NaOH). The oil amount of olive fruits sonicated in NaOH solution was found to be high when compared to the control. Total phenolic and flavonoid amounts of olive fruits sonicated in different debittering solvents were specified between 29.89 (NaOH) and 352.80 mg GAE/100 g (control) to 182.86 (NaOH) and 1232.70 mg/100 g (control), respectively. DPPH radical scavenging capacity results of sonicated olive fruits varied between 2.82 (NaOH) and 9.87 mmol/kg (Brine). Verbascoside and luteolin-7-glucoside amounts of sonicated olive fruits were characterized to be between 56.58 (NaOH) and 107.46 mg/100 g (control) to 73.15 (Lye) and 75.17 mg/100 g (control), respectively. While rutin trihydrate amounts of sonicated olive fruits are assessed between 70.75 (Lye) and 73.98 mg/100 g (water), apigenin-7-glucoside amounts of the olive were defined between 54.81 (Brine) and 56.26 mg/100 g (water).Palmitic acid values of the oils extracted from sonicated olive fruits were assigned between 16.45 (NaOH) and 17.47% (Brine).Oleic and linoleic acid values of the oils obtained from olive fruits sonicated in lye, NaOH, brine and water were stated between 64.35 (NaOH) and 66.47% (control) to 12.60 (Lye) and 14.74% (NaOH), respectively.</p><p><strong>Graphical abstract: </strong>In this study, the effect of sonication debittering in lye, NaOH, brine and water on oil contents, bioactive compounds and antioxidant activity values, phenolic compounds and fatty acid compositions of the olive fruits were investigated.</p>","PeriodicalId":16004,"journal":{"name":"Journal of Food Science and Technology-mysore","volume":"62 9","pages":"1701-1708"},"PeriodicalIF":3.3,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12304381/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144753493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Empowering health with mushroom biofortification: nutritional and medicinal attributes. 用蘑菇生物强化增强健康:营养和药用属性。
IF 3.3 3区 农林科学
Journal of Food Science and Technology-mysore Pub Date : 2025-09-01 Epub Date: 2025-06-26 DOI: 10.1007/s13197-025-06355-3
Monika Choudhary, Parteek Mandyal, Anamika Chauhan, Sandipta Ghosh
{"title":"Empowering health with mushroom biofortification: nutritional and medicinal attributes.","authors":"Monika Choudhary, Parteek Mandyal, Anamika Chauhan, Sandipta Ghosh","doi":"10.1007/s13197-025-06355-3","DOIUrl":"https://doi.org/10.1007/s13197-025-06355-3","url":null,"abstract":"<p><p>Undernutrition, sometimes known as \"hidden hunger\", affect over two billion individuals globally, primarily due to low mineral content in staple food. Minerals play a very crucial roles in human health, influencing various functions from bone strength to heart rhythm regulation. Biofortification or enriching processed foods of staple crops have emerged as effective strategies to combat deficiencies, significantly enhancing mineralabsorption and bioavailability. In this context, mushrooms stand up as a potential candidate with their diverse species and exceptional ability to accumulate minerals and other bioactive ingredients, offering a valuable resource for enriching food. However, biofortification of edible mushrooms via addition of certain metals such as lithium, zinc, selenium, iron and others presents a promising sustainable approach for delivering essential nutrients to human being. Thus, continued research and optimization of biofortification methods hold promise for improving human health andcombating hidden hunger on a global scale.</p>","PeriodicalId":16004,"journal":{"name":"Journal of Food Science and Technology-mysore","volume":"62 9","pages":"1599-1617"},"PeriodicalIF":3.3,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12304397/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144753560","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High-intensity ultrasound improves texture profile and technological characteristics of cupuaçu (Theobroma grandiflorum) ice cream. 高强度超声改善了桔梗冰淇淋的质地轮廓和工艺特征。
IF 3.3 3区 农林科学
Journal of Food Science and Technology-mysore Pub Date : 2025-09-01 Epub Date: 2024-11-21 DOI: 10.1007/s13197-024-06142-6
Mariana Grillo Vetorazi, Erick Fonseca de Oliveira, Leandro Levate Macedo, Cintia da Silva Araújo, Sergio Henriques Saraiva, Jussara Moreira Coelho
{"title":"High-intensity ultrasound improves texture profile and technological characteristics of cupuaçu (<i>Theobroma grandiflorum</i>) ice cream.","authors":"Mariana Grillo Vetorazi, Erick Fonseca de Oliveira, Leandro Levate Macedo, Cintia da Silva Araújo, Sergio Henriques Saraiva, Jussara Moreira Coelho","doi":"10.1007/s13197-024-06142-6","DOIUrl":"https://doi.org/10.1007/s13197-024-06142-6","url":null,"abstract":"<p><p>This study investigates the impact of ultrasound treatment (20 kHz, 500 W for 15 min) on the quality of cupuaçu ice cream. Four treatments were developed: one non-ultrasonic (Control) and three ultrasonic treatments, with sonication applied to cupuaçu pulp (UP), ice cream mix (UM), and the mix flavored with cupuaçu pulp (UPM). The results demonstrated that ultrasound treatment in the UM and UP samples significantly increased air incorporation (38.04% and 47.11%), leading to a reduction in the melting rate (0.20 and 0.11 g.min<sup>-1</sup>) and an improvement in hardness (13.96 and 15.6 N), indicating greater structural cohesion compared to the Control (18.89%, 0.56 g.min<sup>-1</sup>, and 23.99 N, respectively). However, the efficiency of ultrasound on the UPM sample was limited by the high viscosity caused by the fiber content of the cupuaçu pulp. The study suggests that high-intensity ultrasound treatment can improve ice cream quality and production efficiency without compromising product color and stability.</p><p><strong>Supplementary information: </strong>The online version contains supplementary material available at 10.1007/s13197-024-06142-6.</p>","PeriodicalId":16004,"journal":{"name":"Journal of Food Science and Technology-mysore","volume":"62 9","pages":"1742-1749"},"PeriodicalIF":3.3,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12304410/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144753561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reporting guidelines for manuscripts that use artificial intelligence-based automated image analysis in Veterinary Pathology. 兽医病理学中使用基于人工智能的自动图像分析的手稿报告指南。
IF 1.7 2区 农林科学
Veterinary Pathology Pub Date : 2025-09-01 Epub Date: 2025-08-02 DOI: 10.1177/03009858251344320
Christof A Bertram, Melissa Schutten, Lorenzo Ressel, Katharina Breininger, Joshua D Webster, Marc Aubreville
{"title":"Reporting guidelines for manuscripts that use artificial intelligence-based automated image analysis in <i>Veterinary Pathology</i>.","authors":"Christof A Bertram, Melissa Schutten, Lorenzo Ressel, Katharina Breininger, Joshua D Webster, Marc Aubreville","doi":"10.1177/03009858251344320","DOIUrl":"https://doi.org/10.1177/03009858251344320","url":null,"abstract":"","PeriodicalId":23513,"journal":{"name":"Veterinary Pathology","volume":"62 5","pages":"615-617"},"PeriodicalIF":1.7,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144769129","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Breast milk contamination by toxic metals in active and passive smokers: A hidden threat to infant health 主动吸烟者和被动吸烟者的母乳被有毒金属污染:对婴儿健康的潜在威胁
IF 3.5 3区 医学
Food and Chemical Toxicology Pub Date : 2025-08-04 DOI: 10.1016/j.fct.2025.115677
Nayereh Rezaie Rahimi , Pejman Shahrokhi , Farshid Soleimani , Hossein Arfaeinia , Sara Dadipoor , Ehsan Ramezanian Nik , Ali Mouseli , Niloufar Borhani Yazdi
{"title":"Breast milk contamination by toxic metals in active and passive smokers: A hidden threat to infant health","authors":"Nayereh Rezaie Rahimi ,&nbsp;Pejman Shahrokhi ,&nbsp;Farshid Soleimani ,&nbsp;Hossein Arfaeinia ,&nbsp;Sara Dadipoor ,&nbsp;Ehsan Ramezanian Nik ,&nbsp;Ali Mouseli ,&nbsp;Niloufar Borhani Yazdi","doi":"10.1016/j.fct.2025.115677","DOIUrl":"10.1016/j.fct.2025.115677","url":null,"abstract":"<div><div>The presence of environmental contaminants in breast milk has become a major public health issue. Smoking has been recognized as a risk factor that can raise the concentration of pollutants in breast milk. This study was aimed at comparing the metal(oid)s levels in breast milk from active and passive smoker women, and assessing the associated health risks for infants consuming their milk. Milk samples were obtained one day after delivery. Inductively coupled plasma mass spectrometry (ICP-MS) technique was used to determine the metal(oid)s concentrations in samples. The mean ± SD concentration of Cd, Pb, Co, As, Cr and Mn in the active smoker were 1.92 ± 2.17, 17.5 ± 11.26, 0.64 ± 0.51, 3.48 ± 2.7, 1.31 ± 1.65 and 18.01 ± 8.3 μg/L, respectively and were significantly higher than passive smoker and control groups. The concentration of all metal(loid)s (except Cu and Zn) were significantly different between three groups (p-value˂0.001). The total cancer risk (TCR) in all groups was more than 1 × 10<sup>−4</sup>, which indicates a significant risk of cancer development. The findings regarding the impact of smoking and environmental tobacco smoke (ETS) exposure on lactating women and their infants underscore the urgent need for increased awareness and preventive measures.</div></div>","PeriodicalId":317,"journal":{"name":"Food and Chemical Toxicology","volume":"204 ","pages":"Article 115677"},"PeriodicalIF":3.5,"publicationDate":"2025-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144766430","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Combined effect of low energy X-ray irradiation and natural antibacterial formulation for decontamination of mother's milk 低能量x射线照射与天然抗菌配方对母乳去污的联合效果
IF 4.6 1区 农林科学
Food microbiology Pub Date : 2025-08-04 DOI: 10.1016/j.fm.2025.104891
Muhammed R. Sharaby , Lily Jaiswal , Stephane Salmieri , Monique Lacroix
{"title":"Combined effect of low energy X-ray irradiation and natural antibacterial formulation for decontamination of mother's milk","authors":"Muhammed R. Sharaby ,&nbsp;Lily Jaiswal ,&nbsp;Stephane Salmieri ,&nbsp;Monique Lacroix","doi":"10.1016/j.fm.2025.104891","DOIUrl":"10.1016/j.fm.2025.104891","url":null,"abstract":"<div><div>Human milk in milk banks is prone to contamination by foodborne pathogens at many stages, from collection to packaging and storage. The objective of the study was to evaluate the bactericidal effect of an antibacterial formulation (AF; 0.025 % v/v) combined with X-ray irradiation up to 2 kGy (acceleration voltage of 55 kV; low voltage (LX) or 350 kV; high voltage (HX)) on vegetative cells of <em>B. cereus</em>, <em>S. aureus</em> and <em>C. sakazakii</em> in frozen milk. The D<sub>10</sub> values in HX-ray treatment were 0.367, 0.410, and 0.205 kGy for <em>B. cereus</em>, <em>S. aureus</em> and <em>C. sakazakii</em>, respectively, and 0.384, 0.445, and 0.232 for LX-ray treatment. The addition of AF in human milk increased radiosensitivity (RS) of pathogens, with a higher RS value recorded in LX-ray treatment against <em>B. cereus</em>, and <em>S. aureus</em> (1.47 and 1.37) compared to 1.43 and 1.26 in HX-ray irradiated samples. The effect of the combined treatment on physicochemical attributes of milk samples was evaluated<strong>.</strong> The combined treatments didn't affect significantly lactose content, lipid oxidation, viscosity and color parameters, with better stability of these parameters in LX-ray treated samples compared to HX-ray treated samples at higher doses (1 and 2 kGy). The results obtained showed potential applicability of low energy X-ray in combination with AF as innovative antimicrobial non-thermal intervention that may be used human milk decontamination.</div></div>","PeriodicalId":12399,"journal":{"name":"Food microbiology","volume":"133 ","pages":"Article 104891"},"PeriodicalIF":4.6,"publicationDate":"2025-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144766796","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Protective efficacy of nanoencapsulation of algal extract for preventing and controlling Clostridium botulinum in fish products 藻提取物纳米包封对鱼制品肉毒杆菌的防治作用
IF 4.6 1区 农林科学
Food microbiology Pub Date : 2025-08-04 DOI: 10.1016/j.fm.2025.104889
Gamal M. Hamad , Najla Mohamed Abushaala , Naglaa K.F. Elshamandy , Dalia Rawy Kamal Ibrahim , Rasha G. Tawfik , Ahmed Rashad Mahmoud , Yasser El-Halmouch , Reda Abdallah , Seham E. Abu Ahmed , Essa Mohamed Hassan Ahmed , Samy E. Elshaer , Mohamed E.A. Kholief , Ahmed M. Zeitoun
{"title":"Protective efficacy of nanoencapsulation of algal extract for preventing and controlling Clostridium botulinum in fish products","authors":"Gamal M. Hamad ,&nbsp;Najla Mohamed Abushaala ,&nbsp;Naglaa K.F. Elshamandy ,&nbsp;Dalia Rawy Kamal Ibrahim ,&nbsp;Rasha G. Tawfik ,&nbsp;Ahmed Rashad Mahmoud ,&nbsp;Yasser El-Halmouch ,&nbsp;Reda Abdallah ,&nbsp;Seham E. Abu Ahmed ,&nbsp;Essa Mohamed Hassan Ahmed ,&nbsp;Samy E. Elshaer ,&nbsp;Mohamed E.A. Kholief ,&nbsp;Ahmed M. Zeitoun","doi":"10.1016/j.fm.2025.104889","DOIUrl":"10.1016/j.fm.2025.104889","url":null,"abstract":"<div><div>Research is being conducted on the usage of algae extracts as natural preservatives in the storage of fish products to extend shelf life, maintain quality and safety, and satisfy consumer preferences. <em>Laurencia obtusa</em> (Hudson), <em>Actinotrichia fragilis</em> (Forsskål) Børgesen, and <em>Gracilaria dendroids</em> sp. nov. are three species of red algae assumed to possess antibacterial properties. The objective of our study was to ascertain whether the nanocapsules of these algal extracts may be employed as a food preservation agent to inhibit the pathogenic bacteria <em>Clostridium botulinum</em>, which is prevalent in several fish products (fish burgers, fish fillets, Fesikh, Renga, canned tuna, canned mackerel, and canned sardines). Nanocapsules were synthesized using polymer coating techniques and characterized by zeta potential, scanning electron microscopy (SEM), and Fourier transform infrared spectroscopy (FT-IR) techniques. The results revealed that Fesikh showed the highest percentage (36 %) of positive isolates of <em>C. botulinum</em>. The antibacterial activity assessment revealed that the nanoencapsulation of <em>A. fragilis</em> extract exhibited the most significant antibacterial activity towards <em>C</em>. <em>botulinum</em>. This was attributed to the high concentrations of tannins, flavonoids, and phenolic compounds, which demonstrated antimicrobial properties. The findings indicated that the application of <em>A</em>. <em>fragilis</em> nanoencapsulated algae extract in the preservation of fish products decreased the total bacterial count. Meanwhile, <em>A. fragilis</em> was verified as a secure preservative through safety assessments, encompassing cytotoxicity, shelf life, and sensory evaluation.</div><div>In summary, the algal extracts from <em>L. obtusa</em>, <em>A. fragilis</em>, and <em>G. dendroids</em> exhibited high levels of phenolic compounds, potent antioxidant effects, and significant antibacterial activity; hence, they can be developed as natural preservatives for fish products.</div></div>","PeriodicalId":12399,"journal":{"name":"Food microbiology","volume":"133 ","pages":"Article 104889"},"PeriodicalIF":4.6,"publicationDate":"2025-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144766798","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Does defoliation affect late planted soybean yield? 落叶影响晚播大豆产量吗?
IF 2.5 2区 农林科学
Crop Protection Pub Date : 2025-08-04 DOI: 10.1016/j.cropro.2025.107352
Igor Sulzbacher Schardong , Dominic D. Reisig , Rachel Vann , Anders Huseth , Jerson Vanderlei Carus Guedes
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