Cookies Policy

The website of the University of Cádiz uses its own and third-party cookies to carry out analysis of use and measurement of traffic, as well as to allow the correct functioning in social networks, and in this way to improve your browsing experience.

If you want to configure cookies, press the button Customize Cookies. You can also access the cookie settings at any time from the corresponding link in the footer.

For more information about cookies you can consult the Cookies policy from the website of the University of Cádiz.

Cookies customization

The website of the University of Cádiz uses its own and third-party cookies to carry out analysis of use and measurement of traffic, as well as to allow the correct functioning in social networks, and in this way to improve your browsing experience.

For more information about cookies you can consult the Cookies policy from the website of the University of Cádiz. You can also access the cookie settings at any time from the corresponding link in the footer.

You can configure the website cookies according to their purpose:

  • Statistical analysis

    Third-party cookies (Google Analytics) are used on this site that allow the number of users to be quantified anonymously (personal data will never be obtained to identify the user) and thus be able to analyze the use made by users of our service, in order to improve the browsing experience and offer our content optimally.

  • Social networks

    Third-party cookies are used on this website that allow the proper functioning of some social networks (mainly YouTube and Twitter) without using any personal data of the user.

UniversidaddeCádiz
Instituto de Investigación Vitivinícola y Agroalimentaria IVAGRO

Publications 2022 (47)

 

DOI 10.3390/horticulturae8010022 KEYWORDS Vitis vinifera; grapevine; somatic variants; Graciano; Tintilla de Rota; anthocyanin ABSTRACT Grapevine varieties can be identified genetically by microsatellite markers. However, these molecular markers are not available to discriminate between somatic mutations that give rise to clones. Therefore, the study of compounds with oenological interest could be used to identify variability in grapevine somatic variants. In this […]

DOI 10.3390/s22082928 KEYWORDS Irradiance WSN; high-performance WSN; solar irradiance; low-cost WSN; online wireless sensor network; irradiance network; nowcasting ABSTRACT Cloud-induced photovoltaic variability can affect grid stability and power quality, especially in electricity systems with high penetration levels. The availability of irradiance field forecasts in the scale of seconds and meters is fundamental for an adequate control of photovoltaic systems in order […]

DOI 10.3390/agronomy12030683 KEYWORDS FT-IR; fruit juices; food control; machine learning; spectroscopy; regression; authentication; classification ABSTRACT Fruit juices are one of the most adulterated beverages, usually because of the addition of water, sugars, or less expensive fruit juices. This study presents a method based on Fourier transform infrared spectroscopy (FT-IR), in combination with machine learning methods, for the correct identification and quantification of […]

DOI 10.1016/j.jhazmat.2021.127667 KEYWORDS Biogenic sulfur; GC-PFPD; toluene; filtration; response surface methodology ABSTRACT Suspended biomass bioreactors can be operated to remove H2S from biogas under anoxic conditions and produce elemental sulfur, the commercial value of which has been demonstrated. In the present paper, a novel methodology comprising the optimization of a determination method performed in a gas chromatograph equipped with a pulsed […]

DOI 10.3390/polym14040672 KEYWORDS Polypyrrole; polyvinyl acetate; scaffolds; supercritical CO2 foaming; drug delivery ABSTRACT Scaffolds are advanced devices employed in tissue engineering, as they are intended to mimic the characteristics of extracellular matrices. In this respect, conjugated materials are gaining relevance in the manufacturing of the foams used for therapeutic scaffolds, since they can provide certain properties that are missing in […]

DOI 10.4995/var.2022.15349 KEYWORDS 3D recording, SfM photogrammetry, geographic information system (GIS), virtual reflectance transformation imaging (RTI), hillshade, lead stock ABSTRACT This paper aims to present the documentation and analysis methodology carried out on a lead trap from the ancient period, which belongs to the collection of traps in the Museum of Cádiz (Andalusia, Spain). The […]

DOI 10.3390/antiox11050846 KEYWORDS Allium cepa L.; anthocyanins; box-Behnken; HPLC; microwave-assisted extraction; onion; phenolic compounds ABSTRACT Despite the excellent beneficial properties that anthocyanins and total phenolic compounds give to the red onion bulbs, few articles have investigated modern extraction techniques or experimental designs in this field. For this reason, the present study proposes the development and optimization of alternative methods for the […]

DOI 10.1016/j.fuel.2022.124104 KEYWORDS Sewage sludge; wine vinasse; poultry manure; anaerobic tridigestion; hydraulic retention time; biomethane ABSTRACT This study arose in response to the management of different organic wastes generated locally, which cause environmental damage. These wastes could be used to obtain biogas and class A biosolids through anaerobic digestion. For this purpose, the mesophilic anaerobic […]

DOI 10.3390/nu14061208 KEYWORDS Childhood obesity; healthy lifestyle; physical fitness; body mass index; physical activity; sedentary behaviour; diet; sleep; screen time ABSTRACT (1) Background: Lifestyle behaviours and physical fitness play a critical role in the development of childhood obesity. It has been demonstrated in this study that self-reported physical fitness is representative of a healthy lifestyle and thus is associated with a lower incidence […]

DOI 10.3390/foods11030303 KEYWORDS Prickly pear; vinegar; fermentation; thermotolerant bacteria; volatile compounds; polyphenolic compounds ABSTRACT This work intends to determine the effect on the aroma profile, phenolic content and antioxidant activity of prickly pear vinegars produced by the surface culture at two different fermentation temperatures and using different acetic acid bacteria (AAB) inocula. Prickly pear wine was fermented at two temperature […]

DOI 10.1016/j.jfca.2021.104278 KEYWORDS Craft beers; dry hopping; volatile compounds; phenolic compounds; sensory analysis   ABSTRACT The influence of the hopping method (boiling stage hopping or dry hopping), the fermentation temperature (12 and 18 °C), and the yeast strain (five different yeasts) on the physical-chemical characteristics (bitterness, color, alcohol content), the phenolic content, the volatile compounds, as […]

DOI 10.3390/polym14010084 KEYWORDS Kinetic migration; CIELAB parameters; supercritical impregnation; olive leaf extract; UV barrier; impregnation mode ABSTRACT A supercritical solvent impregnation (SSI) technique was employed to incorporate, by batch- and semicontinuous-modes, bioactive olive leaf extract (OLE) into a food-grade multilayer polyethylene terephthalate/polypropylene (PET/PP) film for active food packaging applications. The inclusion of OLE in the polymer surfaces significantly modified the […]

DOI 10.1016/j.scitotenv.2021.150334 KEYWORDS Surface snow deposition; atmospheric transport; contaminants; antisana; Ecuador; isotopes; wind direction ABSTRACT Microplastic (MPs) contamination is ubiquitous in most terrestrial and aquatic ecosystems. Recently MPs have been reported at high altitudes which indicates that air masses can transport and deposit MPs in the surface snow of high mountain ecosystems, however, whether MPs typification […]

DOI 10.1007/s00217-022-04013-y KEYWORDS Microwave; extraction; phenolic compounds; grapes ABSTRACT A new microwave-assisted extraction (MAE) method was developed for the fast analysis of non-coloured phenolic content in grapes. The stability of 25 phenolic compounds under the microwave extraction conditions was assessed to define the optimal temperature. Several variables were evaluated to study their influence on the extraction process, including […]

DOI 10.1016/j.jasrep.2021.103270 KEYWORDS Social network analysis; maritime archaeology; GIS; maritime connectivity;  maritime mobility ABSTRACT The study of population mobility and its impact on societies throughout history has undergone significant changes as a field in recent years. When we refer to maritime mobility applied to Early Iron Age (EIA) societies in the Mediterranean context, the predominance of coastal […]

DOI 10.1039/D1OB02214H KEYWORDS Acetonitrile complex; N-Alkylation ABSTRACT An efficient ruthenium-catalyzed N-alkylation of amines, amides and sulfonamides has been developed employing novel pentamethylcyclopentadienylruthenium(II) complexes bearing the methylene linked bis(NHC) ligand bis(3-methylimidazol-2-ylidene)methane. The acetonitrile complex 2 has proven particularly effective with a broad range of substrates with low catalyst loading (0.1–2.5 mol%) and high functional group tolerance under mild conditions. A […]

DOI 10.3390/agronomy12020261 KEYWORDS Box–Behnken design; flavonoids; Moringa oleifera; response surface methodology; ultrasound-assisted extraction; UHPLC-QToF-MS ABSTRACT Interest in phenolic compounds has recently increased due to their potential as antioxidant agents. Moringa leaves (Moringa oleifera) have a high content of phenolic compounds, which presents them as a promising source for the extraction of these compounds. However, it is necessary to use analytical […]

DOI 10.1007/s10661-022-09816-w KEYWORDS Biosorption; nickel; cobalt; serratia marcescens; response surface methodology; serpentine ABSTRACT The treatment of metal-polluted wastes is a challenging issue of environmental concern. Metals can be removed using microbial biomass, and this is an interesting approach towards the design of eco-friendly technologies for liquid waste treatment. The study reported here aimed to optimize nickel […]

DOI 10.3390/antiox11050851 KEYWORDS ECFCs; mango leaves; olive leaves; grape pomace; angiogenesis; proliferation; inflammation; cell therapy; polyphenols; antioxidants ABSTRACT Cardiovascular diseases remain the leading cause of death worldwide, mainly triggered by the formation of atherosclerotic plaques that reduce blood flow. Angiogenic cell therapy based on endothelial colony forming cells (ECFCs) constitutes a promising alternative to promote vascular revascularization; however, under the oxidative environment that prevails […]

DOI 10.35833/MPCE.2020.000041 KEYWORDS Continuous statistical monitoring; big data; data compression; higher-order statistics (HOSs); power quality ABSTRACT The high penetration of distributed generation (DG) has set up a challenge for energy management and consequently for the monitoring and assessment of power quality (PQ). Besides, there are new types of disturbances owing to the uncontrolled connections of […]

DOI 10.3390/plants11060769 KEYWORDS 11,12,13-tri-nor-sesquiterpenes; isolation; biosynthesis; biological activity ABSTRACT The compounds 11,12,13-tri-nor-sesquiterpenes are degraded sesquiterpenoids which have lost the C3 unit of isopropyl or isopropenyl at C-7 of the sesquiterpene skeleton. The irregular C-backbone originates from the oxidative removal of a C3 side chain from the C15 sesquiterpene, which arises from farnesyl diphosphate (FDP). The C12-framework is generated, generally, in all […]

DOI 10.1016/j.chemosphere.2021.133484 KEYWORDS Sun dried sugar beet pulp; cow manure; anaerobic co-digestion; thermophilic; semi-continuous reactors ABSTRACT This work consists of a long-term (621 days) experimental study about biogas production from sun dried sugar beet pulp and cow manure. Thermophilic (55 °C) anaerobic co-digestion was performed in semi-continuous reactors, testing ten hydraulic retention times (30-3 days) (HRTs) […]

DOI 10.1016/j.fuel.2021.122171 KEYWORDS Sugarcane; corn; first-generation ethanol; bioeconomy; avoided greenhouse gases emissions; bioenergy ABSTRACT Ethanol production implies in by-products generation, mainly vinasse and stillage, respectively generated from sugarcane and corn ethanol production in flex plants. Both by-products require efficient treatment routes to avoid environmental side-effects to support energy recovery. Accordingly, the aim of this study was to evaluate […]

DOI 10.1016/j.phytochem.2021.113003 KEYWORDS Botrytis cinerea; sclerotiniaceae; phytopathogenic fungus; STC7; eremophilenols; 11,12,13-Tri-nor-eremophilenes; biosynthesis ABSTRACT Botrytis cinerea has high potential for the production of specialized metabolites. The recent resequencing of the genome of the B05.10 strain using PacBio technology and the resulting update of the Ensembl Fungi (2017) database in the genome sequence have been instrumental in identifying […]

DOI 10.1016/j.jfca.2022.104419 KEYWORDS Parasol mushroom; wild edible mushrooms; foods; toxic elements; trace elements; Spain; Morocco; health risk assessment ABSTRACT Anthropogenic activities, such as mining and fossil fuel combustion, produce large amounts of pollutants that affect environmental homeostasis. Wild edible mushrooms fructify exposed to environmental conditions, proving to be efficient accumulators of trace elements and toxic […]

DOI https://doi.org/10.3390/foods11040509 KEYWORDS Grape over-ripening; alcoholic fermentation; warm climate; climate change; wine aroma; volatile compounds; gas chromatography ABSTRACT Grape over-ripening is a technique that has historically been used for the production of white wines in southern Spain. However, this technique is still widely used for the production of sweet wines. In this study and after recently proving the feasibility of making […]

DOI 10.3390/md20010038 KEYWORDS Applied proteomics; biotechnology; industrial; microalgae; omics ABSTRACT Most of the marine ecosystems on our planet are still unknown. Among these ecosystems, microalgae act as a baseline due to their role as primary producers. The estimated millions of species of these microorganisms represent an almost infinite source of potentially active biocomponents offering unlimited biotechnology applications. This review […]

DOI 10.1016/j.tplants.2021.12.009 KEYWORDS biodiversity conservation; ecological intensification; ecosystem services; resilience; sustainable forest management; timber yield ABSTRACT The growing demand for timber and the boom in massive tree-planting programs could mean the spreading of mismanaged tree plantations worldwide. Here, we apply the concept of ecological intensification to forestry systems as a viable biodiversity-focused strategy that could […]

DOI 10.3390/foods11040517 KEYWORDS Kinetics; extraction; phenols; wood; spirits; aging ABSTRACT The acceleration on the extraction by the sonication of phenolic compounds (measured as the Total Phenolic Index) from wood chips by wine distillates is studied in the present paper. Using the Arrhenius equation, the theoretical temperature at which the kinetics obtained by these sonicated extraction processes are equal to the […]

DOI 10.1016/j.fochx.2021.100192 KEYWORDS Anthocyanins; ultrasound–assisted extraction; enzyme–assisted extraction; blackcurrant; ribes nigrum; Plackett–Burman; box-Behnken; comparison   ABSTRACT Blackcurrant (Ribes nigrum L.) is a fruit rich in vitamins, fatty acids, minerals, essential oils and phenolic compounds, including anthocyanins. In the present work, two anthocyanin extraction methods from blackcurrant samples based on Ultrasound-Assisted Extraction (UAE) and Enzyme-Assisted Extraction (EAE) have been developed. A Plackett–Burman design […]

DOI 10.1016/j.jclepro.2021.130248 KEYWORDS Cellulose; detection; microplastics; sludge; wastewater ABSTRACT Knowing the amount of microplastics that currently reach wastewater is extremely important today. Furthermore, carrying out a good quantification and detection of the type of plastic provides valuable information. However, the wastewater is loaded, in addition to a high concentration of organic matter, with a high concentration of cellulose at […]

DOI 10.1016/j.arabjc.2021.103660 KEYWORDS Carbohydrates; green bean; roasted coffee; arabica coffee; robusta coffee ABSTRACT The brewing properties of coffee products are defined by the chemical composition in the bean, including sugars and polyols. Some factors, such as coffee species and roasting, may affect the level of these compounds in the bean. A new analytical microwave-assisted extraction (MAE) […]

DOI 10.3390/polym14030488 KEYWORDS polycaprolactone; polyaniline; supercritical CO2 foaming; scaffolds; conjugated polymers ABSTRACT Conjugated polymers are biomaterials with high conductivity characteristics because of their molecular composition. However, they are too rigid and brittle for medical applications and therefore need to be combined with non-conductive polymers to overcome or lessen these drawbacks. This work has, consequently, focused on the development of three-dimensional […]

DOI 10.1016/j.arabjc.2021.103597 KEYWORDS Rhodophyta; optimization; box-Behnken design; response surface methodology; method validation ABSTRACT Phenolic compounds are bioactive compounds that are also naturally found in red algae. To determine the level of these compounds in the red algae, spectroscopic or chromatographic determination was applied over the liquid extracts. Therefore, a prior extraction method is needed. The presented study aimed to develop […]

DOI 10.3390/molecules27020365 KEYWORDS fino; amontillado; sherry wine; criaderas y solera; wood; multiple linear regression ABSTRACT Fino and Amontillado are Sherry wines, produced in Marco de Jerez area (southern Spain), and aged in Criaderas y Solera system. Fino Sherry wine follows a biological aging process, under a veil of flor yeasts, while Amontillado Sherry wine shares the same biological aging firstly, followed by oxidative aging, […]

DOI 10.3390/antiox11040738 KEYWORDS citrus waste; supercritical CO2; sequential fractionation; supercritical impregnation; antioxidant activity; antimicrobial activity ABSTRACT Some citrus by-products such as orange peel contains valuable compounds that could be recovered and restored into the food chain. In this study, an efficient valorization of orange peel has been investigated using green extraction, fractionation, and impregnation techniques. The first step included its […]

DOI 10.3390/app12010037 KEYWORDS experimental design; headspace GC; diacetyl; fermentation; barley; spectrophotometric; antioxidant activity; TPC; TFC ABSTRACT The present study aimed to validate a control method on the gas chromatography system (GC) based on the experimental design strategy, to examine the changes and correlation between the fermentation process and the quality of alcoholic and non-alcoholic beer product, especially the formation of diacetyl. On the […]

DOI 10.3390/ijerph19063663 KEYWORDS volatile organic compounds (VOCs); fire; occupational risk; toxicity; turnout gear; firefighter; ion mobility spectrometry; chemometrics; combustion products ABSTRACT There is high concern about the exposure of firefighters to toxic products or carcinogens resulting from combustion during fire interventions. Firefighter turnout gear is designed to protect against immediate fire hazards but not against chemical agents. Additionally, the decontamination of firefighter personal […]

DOI 10.1007/s10532-021-09964-9 KEYWORDS biosorption; heavy metals; serratia marcescens; waste liquor (WL); multimetallic systems ABSTRACT The metallurgical industry is one of the main sources of heavy metal pollution, which represents a severe threat to life. Metals can be removed from aqueous solutions by using microbial biomasses. This paper analyses the heavy metal biosorption capacity of Serratia marcescens strain […]

DOI 10.1016/j.fuel.2022.124187 KEYWORDS total solids content; co-digestion; two-phase olive-mill waste; cattle manure; methane production ABSTRACT The solids content is a key parameter in the development of anaerobic digestion as it can determine the proper operation and performance of the process. The influence of the total solids content on the mesophilic anaerobic co-digestion of two-phase olive-mill waste (2POMW) […]

DOI 10.1016/j.microc.2021.106893 KEYWORDS gasoline; research octane number; HS-MS eNose; NIRS; chemometrics; support vector machine; random forest; low-level data fusion ABSTRACT In the quality control of flammable and combustible liquids, such as gasoline, both rapid analysis and automated data processing are of great importance from an economical viewpoint for the petroleum industry. The present work aims to evaluate the chemometric […]

DOI 10.1007/s00217-021-03904-w KEYWORDS functional foods; probiotics; matrix; viability; prebiotics; physico-chemical and sensory characteristics ABSTRACT Food industry has been recently aiming among other things toward the production of functional foods. Probiotics fall into this category. Although dairy food matrices have traditionally been used for the elaboration of them, in recent years, a number of allergic or […]

DOI 10.1016/j.ijhydene.2021.11.032 KEYWORDS bio-hydrogen production; sludge; wine vinasse; poultry manure; anaerobic co-digestion ABSTRACT The influence of the addition of poultry manure on the thermophilic acid co-fermentation of sewage sludge and wine vinasse was studied. For this, discontinuous tests were carried out to determine the potential for hydrogen production (BHP tests) of 50:50 mixtures of sludge and wine vinasse with different amounts […]

DOI 10.1007/s13399-021-02179-1 KEYWORDS Anaerobic co-digestion; Slaughterhouse wastewater; Supernatant activated sludge; Kinetic modelling; Anaerobic sequential batch reactor ABSTRACT This work focuses on the design of an effective treatment process for slaughterhouse waste management. Four different treatment sequences were proposed, based on aerobic and anaerobic technologies, as well as thermal and centrifugation pre-treatments. Biochemical methane potential tests were […]

DOI 10.1016/j.ijhydene.2022.02.080 KEYWORDS Bio-methane potential (BMP); Sewage sludge; Wine vinasse; Poultry manure; Anaerobic co-digestion  ABSTRACT  This study aims to study the methane generation potential (BMP tests) of different samples from the dark acid fermentation of sewage sludge:wine vinasse, and sewage sludge:wine vinasse:poultry manure. Specifically, mixtures of sewage sludge (S) and wine vinasse (V) were used in […]

DOI 10.3390/md20020084 KEYWORDS cryptic metabolite; marine-derived microorganism; OSMAC strategy; chemical elicitor; enzyme inhibitor; epigenetic modifier ABSTRACT Marine microorganisms have proven to be a source of new natural products with a wide spectrum of biological activities relevant in different industrial sectors. The ever-increasing number of sequenced microbial genomes has highlighted a discrepancy between the number of gene clusters potentially encoding the […]

DOI 10.3390/en15072328 KEYWORDS observational data analysis; power quality; quality indices; big data ABSTRACT In this article, a systematic literature review of 153 articles on power quality analysis in PV systems published in the last 20 years is presented. This provides readers with an overview on PQ trends in several fields related to instrumental techniques that are being used […]