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21. Fluorescence Study of Four Olive Varieties Paste According to Sampling Dates and the Control in the Elaboration of Table Olives of “Ascolana tenera”

Author:
Cabrera-Bañegil, Manuel; Martín-Vertedor, Daniel; Lodolini, Enrico Maria; Durán-Merás, Isabel
Source:
Food analytical methods 2021 v.14 no.2 pp. 307-318
ISSN:
1936-9751
Subject:
chemometrics,   etc   ; factor analysis; fluorescence; fruits; liquid chromatography; oleuropein; olives; Italy;     Show all 8 Subjects
Abstract:
... A fluorescence method combined with chemometric algorithms has been developed for the fruit characterization of four olive varieties (“Arbequina,” “Piantone di Falerone,” “Piantone di Mogliano,” and “Maurino”) cultivated in Marche (Italy) according to sampling dates. The score values obtained by parallel factor analysis (PARAFAC) were correlated with the hydroxytyrosol and oleuropein concentration ...
DOI:
10.1007/s12161-020-01882-5

22. Determination of soluble solids content and firmness in plum using hyperspectral imaging and chemometric algorithms

Author:
Meng, Qinglong; Shang, Jing; Huang, Renshuai; Zhang, Yan
Source:
Journal of food process engineering 2021 v.44 no.1 pp. e13597
ISSN:
0145-8876
Subject:
chemometrics,   etc   ; algorithms; firmness; fruit maturity; least squares; models; plums;     Show all 7 Subjects
Abstract:
... Hyperspectral imaging technology coupled with chemometric algorithms was investigated to determine soluble solids content (SSC) and firmness in plum. A model of determining SSC and firmness in plum was established and optimized. Hyperspectral images of two varieties of “Red” and “Green” plums were acquired by hyperspectral imaging acquisition system. Two methods of partial least square regression ...
DOI:
10.1111/jfpe.13597

23. Efficacy study on the non-destructive determination of water fractions in infrared-dried Lentinus edodes using multispectral imaging

Author:
Younas, Shoaib; Mao, Yu; Liu, Changhong; Liu, Wei; Jin, Tao; Zheng, Lei
Source:
Journal of food engineering 2021 v.289 pp. 110226
ISSN:
0260-8774
Subject:
chemometrics,   etc   ; Lentinula edodes; least squares; mushrooms; prediction; water analysis;     Show all 6 Subjects
Abstract:
... This study aimed to explain the non-destructive prediction of water fractions in Shiitake mushrooms (Lentinus edodes) using multispectral imaging (MSI) during far-infrared drying at 70 °C for different periods. Quantitative estimation of water fractions was obtained by combining MSI with chemometrics including partial least-squares (PLS), back propagation neural network (BPNN) and least squares-su ...
DOI:
10.1016/j.jfoodeng.2020.110226

24. Determining the end-date of long-ripening cheese maturation using NIR hyperspectral image modelling: A feasibility study

Author:
Priyashantha, Hasitha; Höjer, Annika; Saedén, Karin Hallin; Lundh, Åse; Johansson, Monika; Bernes, Gun; Geladi, Paul; Hetta, Mårten
Source:
Food control 2021 v.130 pp. 108316
ISSN:
0956-7135
Subject:
chemometrics,   etc   ; cheese ripening; cheeses; data collection; feasibility studies; food safety; hyperspectral imagery; models; prediction;     Show all 9 Subjects
Abstract:
... Near-infrared (874–1734 nm) hyperspectral (NIR-HS) imaging, coupled with chemometric tools, was used to explore the relationship between spectroscopic data and cheese maturation. A predictive tool to determine the end-date of cheese maturation (E-index, in days) was developed using a set of 425 NIR-HS images acquired during industrial-scale cheese production. The NIR-HS images were obtained by sca ...
DOI:
10.1016/j.foodcont.2021.108316

25. Biofortification quality in bananas monitored by energy-dispersive X-ray fluorescence and chemometrics

Author:
Sperança, Marco Aurelio; Mayorquín-Guevara, Juan Esteban; da Cruz, Mara Cristina Pessoa; de Almeida Teixeira, Gustavo Henrique; Pereira, Fabíola Manhas Verbi
Source:
Food chemistry 2021 v.362 pp. 130172
ISSN:
0308-8146
Subject:
chemometrics,   etc   ; Musa; bananas; biofortification; diet; energy-dispersive X-ray analysis; food chemistry; staple foods; zinc;     Show all 9 Subjects
Abstract:
... Biofortification is a nutritional strategy used to enhance nutrients in a variety of staple foods. As bananas and plantains (Musa spp.) are considered staple food in many developing countries, monitoring zinc (Zn) content in biofortified bananas is crucial to ensure this mineral intake. Bananas were biofortified by injecting Zn sulfate heptahydrate (ZnSO₄·7H₂O) solutions into banana trees' pseudos ...
DOI:
10.1016/j.foodchem.2021.130172

26. Provenance discrimination of Sorrento lemon with Protected Geographical indication (PGI) by multi-elemental fingerprinting

Author:
Ruggiero, Luigi; Fontanella, Maria Chiara; Amalfitano, Carmine; Beone, Gian Maria; Adamo, Paola
Source:
Food chemistry 2021 v.362 pp. 130168
ISSN:
0308-8146
Subject:
chemometrics,   etc   ; food chemistry; lemon juice; lemons; protected designation of origin; provenance; soil;     Show all 7 Subjects
Abstract:
... Multielement analysis and chemometric methods were proposed to discriminate the Sorrento lemon (PGI) juices according to geographical origin. In 2018 and 2019, 169 fruits from three farms in PGI area and two in not-PGI area were collected and analysed for essential and not-essential elements by ICP-MS. The PCA of multielement fingerprinting grouped lemon juices from PGI farms revealing a strong di ...
DOI:
10.1016/j.foodchem.2021.130168

27. Multi-element signature of cuttlefish and its potential for the discrimination of different geographical provenances and traceability

Author:
Varrà, Maria Olga; Husáková, Lenka; Patočka, Jan; Ghidini, Sergio; Zanardi, Emanuela
Source:
Food chemistry 2021 v.356 pp. 129687
ISSN:
0308-8146
Subject:
chemometrics,   etc   ; Sepiidae; accuracy; atomic absorption spectrometry; discriminant analysis; food chemistry; measurement; mercury; principal component analysis; traceability;     Show all 10 Subjects
Abstract:
... The measurement and analysis of fifty-two elements by quadrupole inductively coupled plasma mass spectrometry (Q-ICP-MS) and direct mercury analysis were applied to origin discrimination of Italian traditional cuttlefish (Chioggia, Venice lagoon) from Mediterranean and Atlantic samples. A total 68 specimens were analyzed in triplicates to generate 204 mass spectra profiles which were statistically ...
DOI:
10.1016/j.foodchem.2021.129687

28. Integrated 1H NMR fingerprint with NIR spectroscopy, sensory properties, and quality parameters in a multi-block data analysis using ComDim to evaluate coffee blends

Author:
Rocha Baqueta, Michel; Coqueiro, Aline; Henrique Março, Paulo; Mandrone, Manuela; Poli, Ferruccio; Valderrama, Patrícia
Source:
Food chemistry 2021 v.355 pp. 129618
ISSN:
0308-8146
Subject:
chemometrics,   etc   ; data analysis; food chemistry; information; metabolites; near-infrared spectroscopy; principal component analysis; quality control;     Show all 8 Subjects
Abstract:
... Coffee quality is determined by several factors and, in the chemometric domain, the multi-block data analysis methods are valuable to study multiple information describing the same samples. In this industrial study, the Common Dimension (ComDim) multi-block method was applied to evaluate metabolite fingerprints, near-infrared spectra, sensory properties, and quality parameters of coffee blends of ...
DOI:
10.1016/j.foodchem.2021.129618

29. Deep (offset) non-invasive Raman spectroscopy for the evaluation of food and beverages – A review

Author:
Arroyo-Cerezo, Alejandra; Jimenez-Carvelo, Ana M.; González-Casado, Antonio; Koidis, Anastasios; Cuadros-Rodríguez, Luis
Source:
Lebensmittel-Wissenschaft + [i.e. und] Technologie 2021 v.149 pp. 111822
ISSN:
0023-6438
Subject:
chemometrics,   etc   ; Raman spectroscopy; agricultural industry; fish; food analysis; instrumentation; meat; multivariate analysis; quality control; quantitative analysis;     Show all 10 Subjects
Abstract:
... Spatially offset Raman spectroscopy (SORS) technique was developed to overcome the problem with qualitative or quantitative analysis of materials through packaging. To achieve that, the instrument is configured so that the Raman scattered signal is collected at a spatially offset at some distance from the excitation laser spot on the sample. In this way, the Raman spectra are recovered from the sa ...
DOI:
10.1016/j.lwt.2021.111822

30. Portable electronic tongue based on screen-printed electrodes coupled with chemometrics for rapid differentiation of Brazilian lager beer

Author:
Mutz, Yhan S.; Rosario, Denes do; Silva, Luiz R.G.; Santos, Francine D.; Santos, Layla P.; Janegitz, Bruno C.; Filgueiras, Paulo R.; Romão, Wanderson; de Q Ferreira, Rafael; Conte-Junior, Carlos A.
Source:
Food control 2021 v.127 pp. 108163
ISSN:
0956-7135
Subject:
chemometrics,   etc   ; beers; carbon; carbon nanotubes; classification; data collection; discriminant analysis; electronic tongue; food safety; gold; precision;     Show all 11 Subjects
Abstract:
... Quality and authenticity monitoring are activities of growing necessity worldwide. However, methods of rapid evaluation and low cost need to be further explored to intensify and optimize the monitoring process. Hence, the present study proposes a procedure for discrimination of lager beers (premium and standard American lager beers) using commercially available screen-printed electrodes (SPEs) (ca ...
DOI:
10.1016/j.foodcont.2021.108163

31. Characterization of the new CelerisTM Arginine column: Retentive behaviour through a combination of chemometric tools and potential in drug analysis

Author:
Russo, Giacomo; Vallaro, Maura; Cappelli, Luca; Anderson, Scott; Ermondi, Giuseppe; Caron, Giulia
Source:
Journal of chromatography 2021 v.1651 pp. 462316
ISSN:
0021-9673
Subject:
chemometrics,   etc   ; acetonitrile; arginine; chromatography; drugs; hydrogen bonding; least squares; lipophilicity; markets; pH; solutes;     Show all 11 Subjects
Abstract:
... Celerisᵀᴹ Arginine (ARG) is a mixed-mode stationary phase recently released on the market. To characterize its analytical behavior, the retention factors of a pool (n=100, of which 36 neutrals, 26 acids and 38 bases) of pharmaceutically relevant compounds have been measured on this phase over eight percentages (from 10 to 90% v/v) of acetonitrile (MeCN) as organic modifier. The ARG phase exhibited ...
DOI:
10.1016/j.chroma.2021.462316

32. Computational design and synthesis of molecular imprinted polymers for selective solid phase extraction of sulfonylurea herbicides

Author:
Han, Fang; Zhou, Dian-Bing; Song, Wei; Hu, Yan-Yun; Lv, Ya-Ning; Ding, Lei; Zheng, Ping; Jia, Xue-Ying; Zhang, Lei; Deng, Xiao-Jun
Source:
Journal of chromatography 2021 v.1651 pp. 462321
ISSN:
0021-9673
Subject:
chemometrics,   etc   ; acrylic acid; chromatography; metsulfuron; molecular dynamics; molecular imprinting; solid phase extraction;     Show all 7 Subjects
Abstract:
... A high-efficiency approach for the synthesis of molecularly imprinted polymers has been developed and further for the solid-phase extraction of sulfonylurea herbicides in food samples. Molecular simulation approach combined chemometric selected metsulfuron-methyl (MSM) and 2-trifluoromethyl acrylic acid (TFMAA) as the template and the monomer to synthesize the molecularly imprinted polymers (MIPs) ...
DOI:
10.1016/j.chroma.2021.462321

33. Development of a portable oil type classifier using laser-induced fluorescence spectrometer coupled with chemometrics

Author:
Loh, Andrew; Ha, Sung Yong; Kim, Donghwi; Lee, Joonseok; Baek, Kyonghoon; Yim, Un Hyuk
Source:
Journal of hazardous materials 2021 v.416 pp. 125723
ISSN:
0304-3894
Subject:
chemometrics,   etc   ; discriminant analysis; fluorescence; least squares; oil spills; oils; pollution; prediction; spectrometers;     Show all 9 Subjects
Abstract:
... Due to the recurrent small spills, oil pollution along coastal regions is still a major environmental issue. Standardized oil fingerprinting techniques are useful for oil spill identifications, but time- and resource-consuming. There have been ongoing needs for simple yet rapid approach for field screening of oil spill. Laser induced fluorescence (LIF) technology can be incorporated into a spectro ...
DOI:
10.1016/j.jhazmat.2021.125723

34. Quality differentiation of cocoa beans: implications for geographical indications

Author:
Hernandez, Carlos Eduardo; Granados, Leonardo
Source:
Journal of the science of food and agriculture 2021 v.101 no.10 pp. 3993-4002
ISSN:
0022-5142
Subject:
chemometrics,   etc   ; agriculture; biodiversity; fermentation; genetic variation; genotype; governance; humans; microbiome; provenance; quality control; trade;     Show all 12 Subjects
Abstract:
... Geographical indications may stimulate collective actions of governance for quality control, trade and marketing as well as innovation based on the use of local resources and regional biodiversity. Cocoa production, however, dominated by small family agriculture in tropical regions, has rarely made use of such strategies. This review is aimed at understanding major research interests and emerging ...
DOI:
10.1002/jsfa.11077

35. Multi-element (13C, 2H and 34S) bulk and compound-specific stable isotope analysis for authentication of Allium species essential oils

Author:
Cuchet, Aurélien; Anchisi, Anthony; Telouk, Philippe; Yao, Yijiao; Schiets, Frédéric; Fourel, François; Clément, Yohann; Lantéri, Pierre; Carénini, Elise; Jame, Patrick; Casabianca, Hervé
Source:
Food control 2021 v.126 pp. 108086
ISSN:
0956-7135
Subject:
chemometrics,   etc   ; Allium; chives; disulfides; food industry; food safety; leeks; metabolites; methodology; onions; purity; research; stable isotopes;     Show all 13 Subjects
Abstract:
... Pure and natural essential oils of Allium species are primarily used in the food industry, but due to their low yield, production quantities can be difficult to achieve and thus can be highly expensive. Due to these problems, adulterations are a reality in this field. The purpose of this research is to develop a multi element stable isotope analysis methodology for authentication of the essential ...
DOI:
10.1016/j.foodcont.2021.108086

36. Assessment of an aerobic granular sludge system in the presence of pharmaceutically active compounds by quantitative image analysis and chemometric techniques

Author:
Leal, Cristiano S.; Lopes, Mariana; Val del Río, Angeles; Quintelas, Cristina; Castro, Paula M.L.; Ferreira, Eugénio C.; Amaral, A. Luís; Mesquita, Daniela P.
Source:
Journal of environmental management 2021 v.289 pp. 112474
ISSN:
0301-4797
Subject:
chemometrics,   etc   ; batch systems; biomass; discriminant analysis; environmental management; image analysis; principal component analysis; sludge; sulfamethoxazole; wastewater;     Show all 10 Subjects
Abstract:
... In this study, a sequencing batch reactor (SBR) with aerobic granular sludge (AGS) was operated with synthetic wastewater containing environmental relevant concentrations of 17β-estradiol (E2), 17α-ethinylestradiol (EE2) and sulfamethoxazole (SMX). Despite the presence of the studied PhAC, the granular fraction clearly predominated (TSSgᵣₐₙ/TSS ranging from 0.82 to 0.98) throughout the monitoring ...
DOI:
10.1016/j.jenvman.2021.112474

37. NIR and MIR spectroscopy for quick detection of the adulteration of cocoa content in chocolates

Author:
Santos, Ingrid Alves; Conceição, Daniele Gomes; Viana, Marília Borges; Silva, Grazielly de Jesus; Santos, Leandro Soares; Ferrão, Sibelli Passini Barbosa
Source:
Food chemistry 2021 v.349 pp. 129095
ISSN:
0308-8146
Subject:
chemometrics,   etc   ; adulterated products; behavior; chocolate; correlation; detection; food chemistry; infrared spectroscopy; principal component analysis; spectral analysis;     Show all 10 Subjects
Abstract:
... The Near (NIR) and Mid (MIR) Infrared Spectroscopy associated with chemometric techniques were used to determine the cocoa solids content in chocolates and detect possible adulterations. Five chocolate formulations (30% to 90%) were produced with different cocoa solids concentrations and 110 commercial samples from 10 different countries with varying concentrations of cocoa solids (30% to 88%) wer ...
DOI:
10.1016/j.foodchem.2021.129095

38. Applicability of high‐resolution NMR in combination with chemometrics for the compositional analysis and quality control of spices and plant‐derived condiments

Author:
Belmonte‐Sánchez, Eva; Romero‐González, Roberto; Garrido Frenich, Antonia
Source:
Journal of the science of food and agriculture 2021 v.101 no.9 pp. 3541-3550
ISSN:
0022-5142
Subject:
chemometrics,   etc   ; adulterated products; agriculture; food fraud; metabolites; nuclear magnetic resonance spectroscopy; provenance; quality control;     Show all 8 Subjects
Abstract:
... Over the last years, the consumption of spices and plant‐derived condiments has increased considerably, owing to new culinary trends. Unfortunately, the current marketing channels make them highly vulnerable to adulteration and food fraud. High‐resolution nuclear magnetic resonance (NMR) is a powerful tool for the compositional study of spices and plant‐derived condiments. It allows the chemical c ...
DOI:
10.1002/jsfa.11051

39. Characterization of poultry house dust using chemometrics and scanning electron microscopy imaging

Author:
Ahaduzzaman, Md; Milan, Luke; Morton, Christine L.; Gerber, Priscilla F.; Walkden-Brown, Stephen W.
Source:
Poultry science 2021 v.100 no.7 pp. 101188
ISSN:
0032-5791
Subject:
chemometrics,   etc   ; broiler chickens; chemical analysis; dust; excreta; flocks; particulates; poultry housing;     Show all 8 Subjects
Abstract:
... Poultry house dust is composed of fine particles which likely originate from a diverse range of materials such as feed, litter, excreta, and feathers. Little is known about the contribution of these sources to broiler house airborne dust so the present study was designed to identify the relative contributions of these sources. Samples of feed, excreta, feather, and bedding, known mixtures of these ...
DOI:
10.1016/j.psj.2021.101188

40. Determination of bisphenols, parabens, and benzophenones in placenta by dispersive liquid-liquid microextraction and gas chromatography-tandem mass spectrometry

Author:
Fernández, M.F.; Mustieles, V.; Suárez, B.; Reina-Pérez, I.; Olivas-Martinez, A.; Vela-Soria, F.
Source:
Chemosphere 2021 v.274 pp. 129707
ISSN:
0045-6535
Subject:
chemometrics,   etc   ; benzophenones; cosmetics; fetus; humans; liquid-phase microextraction; manufacturing; placenta; standard deviation; tandem mass spectrometry;     Show all 10 Subjects
Abstract:
... Human exposure to endocrine disrupting chemicals (EDCs) is of particular concern during development. Bisphenols, parabens, and benzophenones are EDCs widely used in the manufacture of numerous goods, personal care products, and cosmetics. The aim of this study was to develop a new and practical method for determining three bisphenols, four parabens, and five benzophenones in placenta samples. It u ...
DOI:
10.1016/j.chemosphere.2021.129707