Industrial Crops and Products最新文献

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Developing a sandwich-like smart label from bromcresol green-loaded maple film coated with cationic guar gum for supervising fish and yogurt quality
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-21 DOI: 10.1016/j.indcrop.2024.120344
Xiling Cheng, Yalu Yun, Yuping Ning, Jin Xu, Jian Li, Lijuan Wang
{"title":"Developing a sandwich-like smart label from bromcresol green-loaded maple film coated with cationic guar gum for supervising fish and yogurt quality","authors":"Xiling Cheng, Yalu Yun, Yuping Ning, Jin Xu, Jian Li, Lijuan Wang","doi":"10.1016/j.indcrop.2024.120344","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120344","url":null,"abstract":"A smart label with sandwich structure was fabricated through a top-down approach, in which the decolored maple veneer directly absorbed bromcresol green (BCG) through Van der Waals´ forces and hydrogen bonds, and cationic guar gum (CGG) layer was coated to prevented foods from being contaminated. When the bleaching time was 4 h, the carboxyl content of the veneer increased to 0.20 mmol/g, while the adsorption capacity of BCG decreased to 15.81 mg/g, which displayed a rapid and sensitive response to pH. In 95 % alcohol solutions, the release rate of BCG was only 1.47 %. When the label color varied from yellow to green, the total volatile basic nitrogen (TVB-N) value attained 19.170 mg/100 g closer to Chinese standard threshold of 20 mg/100 g, providing timely freshness information for consumers. The color changed from blue to green when the acidity of fermented milk rose to 69.892 °T (70 °T is the threshold). Overall, this work opened up a new path in the field of smart labels for supervising the food quality in real-time and offered a novel strategy for the diversified utilization of wood.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"111 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142867094","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
Alkali pretreated corn stalk combined with enzyme cocktail at low cellulase dosage for the high-titer L-lactic acid production
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-20 DOI: 10.1016/j.indcrop.2024.120332
Di Cai, Liheng Deng, Jiaming Wu, Changsheng Su, Yilu Wu, Haoran Bi, Yong Wang, Bin Wang, Changwei Zhang, Peiyong Qin
{"title":"Alkali pretreated corn stalk combined with enzyme cocktail at low cellulase dosage for the high-titer L-lactic acid production","authors":"Di Cai, Liheng Deng, Jiaming Wu, Changsheng Su, Yilu Wu, Haoran Bi, Yong Wang, Bin Wang, Changwei Zhang, Peiyong Qin","doi":"10.1016/j.indcrop.2024.120332","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120332","url":null,"abstract":"High cellulase cost is the major barrier to the commercialization of L-lactic acid (L-LA) production from abundant lignocellulosic biomass. In current work, an enzyme cocktail that consisted of the commercial cellulase and the additives was prepared to generate the mono-sugars from the alkali pretreated corn stalk for high concentration L-LA fermentation. A statistical mixture design approach was employed to clarify the synergistic effect of the key components in the cellulase cocktail on mono-sugars production. Based on the optimized proportion (8 mg/g xylanase, 8 mg/g laccase, 0.6 mg/g of LiCl, 12.0 mg/g of Tween80 and 13.6 mg/g of bovine serum albumin (BSA) mixed with the base cellulase) of the enzyme cocktail, fed-batch saccharification was conducted with extreme-low base cellulase (4 FPU/g pulp) loading, and allowing 171.8 g/L of mono-sugars production from 22 % (w/v) of the corn stalk pulp. A maximized 129.4 g/L of L-LA production with 0.917 g/g (total mono-sugars) of yield were realized in the following fermentation using the corn stover hydrolysate.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"23 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857993","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
Hybrid alkaline pulping enhances physiochemical, morphological, thermal, and mechanical properties of sugar palm fiber for papermaking
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-20 DOI: 10.1016/j.indcrop.2024.120307
H.S.N. Hawanis, S.H.R. Shamimimraphay, R.A. Ilyas, Rafidah Jalil, Rushdan Ibrahim, M.Y.M. Zuhri, H.A.A. Azriena, Rohah Abdul Majid, Widya Fatriasari
{"title":"Hybrid alkaline pulping enhances physiochemical, morphological, thermal, and mechanical properties of sugar palm fiber for papermaking","authors":"H.S.N. Hawanis, S.H.R. Shamimimraphay, R.A. Ilyas, Rafidah Jalil, Rushdan Ibrahim, M.Y.M. Zuhri, H.A.A. Azriena, Rohah Abdul Majid, Widya Fatriasari","doi":"10.1016/j.indcrop.2024.120307","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120307","url":null,"abstract":"As global paper demand accelerates, concerns over deforestation from traditional wood pulp production underscore the urgent need for sustainable alternatives. This study explores sugar palm (<em>Arenga pinnata</em>) fibers, an abundant by-product in Malaysia, as a promising renewable source for papermaking. The research aims to optimize sodium hydroxide (NaOH) treatment to enhance fiber properties by effectively removing hemicellulose and lignin while modifying hydroxyl groups. Sugar palm fibers were treated with NaOH concentrations ranging from 0 % to 20 % to assess impacts on key paper properties, including tensile strength, brightness, opacity, and thickness. The hybrid pulping process integrated NaOH immersion, room temperature treatment, and refined mechanical pulping, followed by Sommerville screening, spinning, and blending. Advanced characterization techniques, Scanning Electron Microscopy (SEM), X-ray Diffraction (XRD), Thermogravimetric Analysis (TGA), and Fourier-Transform Infrared Spectroscopy (FTIR), identified 15 % NaOH as the optimal concentration, yielding a 2.8 % increase in cellulose content, a 29.18 % rise in crystallinity index, and enhanced tensile strength to 2.86 kN/m. Thermal stability was also significantly improved, with degradation temperatures reaching 202.1°C and 580.2°C for the first and second degradation phases, respectively. These findings demonstrate that 15 % NaOH-treated sugar palm fibers present a viable, eco-friendly alternative to conventional wood pulp, contributing to sustainable advancements in the pulp and paper industry.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"34 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857985","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
The effect of surface adsorption of caffeic, chlorogenic, and gallic acids on the properties of cellulose- and nanocellulose-based films
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-20 DOI: 10.1016/j.indcrop.2024.120349
Martyna Krysa, Monika Szymańska-Chargot, Piotr M. Pieczywek, Agnieszka Adamczuk, Giorgia Pertile, Magdalena Frąc, Artur Zdunek
{"title":"The effect of surface adsorption of caffeic, chlorogenic, and gallic acids on the properties of cellulose- and nanocellulose-based films","authors":"Martyna Krysa, Monika Szymańska-Chargot, Piotr M. Pieczywek, Agnieszka Adamczuk, Giorgia Pertile, Magdalena Frąc, Artur Zdunek","doi":"10.1016/j.indcrop.2024.120349","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120349","url":null,"abstract":"The study of plant waste-based composites as alternatives to plastic is significant due to their biodegradability and environmental impact. However, composites based on natural plant fibers still need improvement, particularly in terms of mechanical, hydrophobic, antioxidant, and antimicrobial properties. Bioactive compounds such as phenolic acids may enhance these properties. This study aims to elucidate the mechanisms and effects of polysaccharide films made from micro- and nanofibrillated cellulose derived from apple pomace, and the adsorption of phenolic acids (caffeic, chlorogenic, and gallic acids) on their surface. Molecular interactions affecting the surface, mechanical, antioxidant, and antimicrobial properties of the composites were investigated. Raman spectroscopy revealed spectral changes in C-O and C-OH bonds, which influenced the composites' surface wettability. Nanocellulose-based composites with caffeic acid exhibited the best packaging properties, including a homogeneous structure, increased stiffness, deformation resistance, and enhanced hydrophobicity. Composites with gallic acid showed the highest surface hydrophilicity and antioxidant capacity. Understanding these molecular interactions can aid in the further development of packaging materials","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"52 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857990","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
Tocopherol and tocotrienol homologue recovery from Hypericum perforatum L. and extraction residues after hydroethanolic extraction
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-19 DOI: 10.1016/j.indcrop.2024.120321
Paweł Górnaś, Inga Mišina, Danija Lazdiņa
{"title":"Tocopherol and tocotrienol homologue recovery from Hypericum perforatum L. and extraction residues after hydroethanolic extraction","authors":"Paweł Górnaś, Inga Mišina, Danija Lazdiņa","doi":"10.1016/j.indcrop.2024.120321","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120321","url":null,"abstract":"<em>Hypericum perforatum</em> L. (St. John’s Wort) is a medicinal herb used in traditional and modern phytochemical drugs. Usually used to produce phloroglucinol (hyperforin, adhyperforin), naphtodianthrone (hypericin) and xanthone compound extracts for cosmeceuticals and the treatment of mild-moderate depression. The present study shows that <em>H. perforatum</em> inflorescences extracts contain tocopherols (Ts) and rare nature tocotrienols (T3s). To demonstrate that is high probability of the presence of tocotrienols in pharmaceutical products obtained from St. John’s Wort by hydroethanolic solutions, several hydroethanolic extracts (40.0–96.2 %) of <em>H. perforatum</em> inflorescences was obtained. To show that <em>H. perforatum</em> residues can still be a valuable source of tocotrienols after 1st extraction, several extracts using 96.2 % ethanol were produced. From eight tocochromanols present in <em>H. perforatum</em> inflorescences, the extracts contained mostly δ-T3, followed by α-T and α-T3. The 40.0 % and 50.0 % ethanol extracts contained trace amounts of only δ-T3, and the extractability of tocochromanols increased along with the ethanol ratio. Re-extraction in 96.2 % ethanol allowed for complete recovery of δ-T3 from St. John’s Wort. Residues of 1st extraction by hydroethanolic solutions below 70.0 % were a good source of tocotrienols which were successfully re-extracted by using 96.2 % ethanol with the assistance of ultrasound treatment. The present study demonstrated that the pharmaceutical value of <em>H. perforatum</em> is higher than estimated due to the presence of tocotrienols with high bioactive potential, multi-purpose potential of St. John’s Wort biomass, processing chain value improvement (multi-step extraction of bioactive compounds) and reduction of ethanol consumption.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"93 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142849617","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
Investigating the photodegradation-induced visual degradation and its underlying mechanisms of warehousing bamboo
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-19 DOI: 10.1016/j.indcrop.2024.120338
Hao Jia, Xiong Jing, Wenhui Su, Huimin Yang, Shaohui Fan, Yutong Sun
{"title":"Investigating the photodegradation-induced visual degradation and its underlying mechanisms of warehousing bamboo","authors":"Hao Jia, Xiong Jing, Wenhui Su, Huimin Yang, Shaohui Fan, Yutong Sun","doi":"10.1016/j.indcrop.2024.120338","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120338","url":null,"abstract":"Bamboo is a sustainable and environment-friendly polymer. In order to investigate the effect of photoaging on the service-life of bamboo, ultraviolet aging (UV-aging), light-avoidance −90 %RH (AL-90 %RH), light-avoidance (AL) and control were continuously monitored for 26 weeks under four kinds of light conditions. The surface color, micro-morphology and surface interfacial composition of comparing various bamboo samples during storage. The results showed that the total color difference for the cortex (9.758 ± 0.712) and pith (1.325 ± 0.075) under AL conditions were lower than the other three sets of storage conditions, and L* values were reduced by 56.42 % and 53.73 %, respectively. In addition, microflora and grooves were formed on the surface of bamboo stored under AL-90 %RH conditions. Meanwhile, catheters were the main channels for the propagation of mycelium in bamboo. Moreover, the Cox/unox value (an oxygenated to unoxygenated carbon ratio of 0.964) increased sharply under these conditions. UV-aging destroyed the texture and structure of bamboo tissue cells and surfaces, degraded the surface lignin content by 18.89 %, and exposed more observable hemicellulose and cellulose functional groups, thus increasing the carbon binding energy and becoming more difficult to degrade. Finally, the Long Short-Term Memory (LSTM) neural network model was used to predict the fading of the surface color and the volatile compounds after aging, and different photoaging color indication systems were established. Exploring the aging mechanism of bamboo during storage is important for promoting the development of bamboo industry and replacing plastic products, and helping in determine the practical applications of the proposed strategies, their economic benefits and limiting of bamboo photodegradation under optimal warehousing conditions. This meet the current requirements of sustainable development by preserving bamboo resources and use instead renewable resources for both environmental and economic benefit.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"93 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857988","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
Development of a comprehensive evaluation system and models to determine soybean seed vigor
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-19 DOI: 10.1016/j.indcrop.2024.120329
Wentao Ding, Jianyu Lin, Chen Li, Zhen Zhu, Chao Wu, Jiqiu Cao, Dandan Liu, Yu Zhang, Qian Yang, Aishuang Xing, Shuqi Yao, Yanhui Sun, Na Guo, Han Xing, Jinming Zhao
{"title":"Development of a comprehensive evaluation system and models to determine soybean seed vigor","authors":"Wentao Ding, Jianyu Lin, Chen Li, Zhen Zhu, Chao Wu, Jiqiu Cao, Dandan Liu, Yu Zhang, Qian Yang, Aishuang Xing, Shuqi Yao, Yanhui Sun, Na Guo, Han Xing, Jinming Zhao","doi":"10.1016/j.indcrop.2024.120329","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120329","url":null,"abstract":"High-vigor soybean seeds are critical for efficient production owing to their favorable growth properties and high yield potential. The evaluation and identification of high-vigor germplasms are essential for increasing soybean production capacity. Currently, there is no universally accepted evaluation system to test for soybean seed vigor. In this study, 11 seed vigor-related traits were measured across 126 soybean landraces via an artificial accelerated aging technique. The ratios of these 11 traits, which were calculated before and after artificial accelerated aging, were used as vigor indicators in principal component analysis (PCA), ultimately yielding two principal component factors. These factors were then combined via membership function standardization to calculate a comprehensive seed vigor evaluation value (<em>V</em> value), thereby establishing an evaluation system. Cluster analysis based on the <em>V</em> value was used to classify seed vigor into five levels and identify seven high-vigor germplasms: ZDD12322, ZDD06438, ZDD11951, ZDD08251, ZDD12436, ZDD02315, and ZDD15624. Through stepwise regression analysis, the optimal seed vigor predictive model was defined as <em>V</em> = −0.026 + 0.625 × RSL + 0.485 × RGI. This model revealed that the relative seedling length (RSL) and relative germination index (RGI) had significant positive effects on seed vigor. This study provides a valuable framework for seed quality control and selection, facilitating presowing vigor assessments to increase soybean planting efficiency and yield.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"70 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142849618","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
Engineering Bacillus coagulans with high osmotic tolerance for enhancing L-lactic acid production using sweet sorghum juice coupled with acid-pretreated soybean meal under unsterile conditions
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-19 DOI: 10.1016/j.indcrop.2024.120323
Yongli Yan, Wenwen Shan, Yufan Wu, Chong Zhang, Gaosen Zhang, Guangxiu Liu, Jihong Chen, Wei Hu
{"title":"Engineering Bacillus coagulans with high osmotic tolerance for enhancing L-lactic acid production using sweet sorghum juice coupled with acid-pretreated soybean meal under unsterile conditions","authors":"Yongli Yan, Wenwen Shan, Yufan Wu, Chong Zhang, Gaosen Zhang, Guangxiu Liu, Jihong Chen, Wei Hu","doi":"10.1016/j.indcrop.2024.120323","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120323","url":null,"abstract":"<em>Bacillus coagulans</em> provides the economic potential for fermenting non-food sweet sorghum into lactic acid with high titer/productivity, but its production capacity is limited by osmotic pressure tolerance. Herein, a <em>B. coagulans</em> with significantly elevated osmotic pressure tolerance was screened after heavy ion beam mutagenesis combined with automation and high-throughput microdroplet enrichment, showing improved L-lactic acid production and tolerance performance compared to the parental strain. Moreover, combining vitamin B supplementation and acid-pretreated soybean meal increased the conversion yield and productivity. Finally, the engineered strain produced 113.5 g/L of L-lactic acid from sweet sorghum juice after 23-hour fermentation with the high optical purity of 99.8 % in a single batch fermentation under open unsterile conditions, highlighting the potential for more efficient polymer-grade L-lactic acid biomanufacturing from sweet sorghum.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"31 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142849619","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
Influence of alkali treatment on physiochemical and morphological properties of palmyra fibers
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-19 DOI: 10.1016/j.indcrop.2024.120298
P. Sasha Rai, Sujatha Unnikrishnan, A. Chandrashekar
{"title":"Influence of alkali treatment on physiochemical and morphological properties of palmyra fibers","authors":"P. Sasha Rai, Sujatha Unnikrishnan, A. Chandrashekar","doi":"10.1016/j.indcrop.2024.120298","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120298","url":null,"abstract":"As a part of sustainable development in construction, natural fibers are used as reinforcement in cement composites. The degradation of these natural fibers in matrix has led to growing interest among researchers to enhance the fiber properties by adopting suitable treatment techniques. This research focuses on examining the influence of alkali treatment on various aspects, including the physical, chemical, crystallinity, mechanical and surface characteristics of palmyra fibers. Herein, the palmyra fibers were immersed in alkaline solution for different duration (30 minutes, 60 minutes and 120 minutes) to arrive at optimum treatment period. The investigation utilizes XRD, FTIR, SEM and EDS analysis to gain insights into these properties. The findings indicated that the treatment effectively removed excess amorphous components like extractives, hemicellulose and lignin leading to the increase in crystallinity index and surface roughness. The crystallinity index increased by 11 %, 13 % and 23 % for 30 minutes, 60 minutes and 120 minutes treatment respectively. The water absorption of palmyra fibers reduced by 13 %, 14 % and 14 % for 30 minutes, 60 minutes and 120 minutes treatment duration respectively. Additionally, SEM-EDS exhibited best results for 60 min treatment of fibers, with 38 % increase in Oxygen to Carbon ratio of cellulose compared to untreated fibers. Among the different treatment duration, the 60 minutes treatment duration of fibers in 0.5 M sodium hydroxide solution has exhibited considerable enhancement in properties. These enhancements in palmyra fiber properties post-alkali treatment suggests their potential utility in the reinforcement of composites using alkali treated palmyra fibers.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"7 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142849621","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
Anthocyanin accumulation underlies petal blotch coloration in Rhododendron rex and its medicinal potential
IF 5.9 1区 农林科学
Industrial Crops and Products Pub Date : 2024-12-19 DOI: 10.1016/j.indcrop.2024.120335
Si-Qi Wang, Xiong-Li Zhou, Zhen-Yu Lyu, Rui Zhang, Liu Yang, Shi-Kang Shen
{"title":"Anthocyanin accumulation underlies petal blotch coloration in Rhododendron rex and its medicinal potential","authors":"Si-Qi Wang, Xiong-Li Zhou, Zhen-Yu Lyu, Rui Zhang, Liu Yang, Shi-Kang Shen","doi":"10.1016/j.indcrop.2024.120335","DOIUrl":"https://doi.org/10.1016/j.indcrop.2024.120335","url":null,"abstract":"Rhododendrons are prominent indigenous plants recognized for their various applications owing to the ornamental, edible and medicinal properties. Among their diverse traits, the petal blotches significantly contribute to their ornamental value. However, the components and underlying molecular mechanisms regulating rhododendron blotch coloration remain poorly elucidated. In this study, we performed integrative metabolomic and transcriptomic analyses to elucidate the anthocyanin biosynthesis pathway in <em>Rhododendron rex</em>, which is differentially activated between the contrasting colored tissues of the petals (blotches versus backgrounds). Flavonoids were identified as the most abundant metabolites in <em>R. rex</em> petals; anthocyanins such as pelargonidin, cyanidin 3,5-di-<em>O</em>-glucoside (cyanin), cyanidin 3-<em>O</em>-glucoside (chrysanthemin), and delphinidin were significantly enriched in the blotch regions when compared to the background counterparts. These findings indicate that anthocyanins primarily contributed to blotch pigmentation. Notably, pelargonidin derivatives with antioxidant properties, which are rare in wild rhododendron flowers, were identified in <em>R. rex</em> petals, indicating the potential pharmaceutical value of <em>R. rex</em>. Transcriptomic data revealed that the upregulation of <em>CHS</em>, <em>CHI</em>, <em>F3′5′H</em>, and <em>DFR</em>, alongside the downregulation of <em>HCT</em> and <em>FLS</em>, promoted anthocyanin accumulation in the petal blotches. Furthermore, the combined regulation of flavonoid and lignin biosynthesis by <em>CHS</em> and <em>HCT</em>, as well as that of anthocyanin and flavonols by <em>DFR</em> and <em>FLS</em>, demonstrates that the metabolic balance is maintained through the regulation of the structural gene expression in response to competition for shared precursors involved in the biosynthesis of some secondary metabolites in plants. Moreover, key transcription factors, including <em>bHLH</em>, <em>MYB</em>, <em>WRKY</em>, and <em>bZIP</em>, are correlated with the regulation of anthocyanin biosynthesis. This study provides novel insights into the blotch formation of petals in woody plants by revealing unique metabolites and regulatory pathways in <em>R. rex</em>; moreover, these study outcomes establish a foundation for further research on the medicinal constituents and therapeutic potential of <em>R. rex</em>.","PeriodicalId":13581,"journal":{"name":"Industrial Crops and Products","volume":"23 1","pages":""},"PeriodicalIF":5.9,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857968","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
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