Chemical Composition, Biological Activity and Function of Plant-Based Foods

A special issue of Plants (ISSN 2223-7747). This special issue belongs to the section "Phytochemistry".

Deadline for manuscript submissions: 30 September 2024 | Viewed by 227

Special Issue Editor


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Guest Editor
Department of Clinical Pharmacy, Faculty of Pharmacy, Lithuanian. University of Health Sciences, Sukileliai Avenue 13, LT-50162 Kaunas, Lithuania
Interests: natural compounds; plant extract; analytical chemistry; pharmaceutical development; drug delivery
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Special Issue Information

Dear Colleagues,

Plants are a primary source of biologically active compounds that are utilized in the development of pharmaceuticals, functional foods, and dietary supplements. Biologically active compounds such as phenolic acids, flavonoids, carotenoids, phytosterols, and others are beneficial for human health. Therefore, enriching the diet with plant-based foods and consuming high-quality dietary supplements can help prevent diseases and improve physical and mental wellbeing. The application of plant-derived biologically active compounds in functional foods and dietary supplement matrices is associated with antioxidant, anti-inflammatory, immunomodulatory, neuroprotective, and antidiabetic effects. The search for new biologically active molecules, their extraction from plant materials, standardization, and studies on their biological uptake are important scientific stages for their safe practical application.

Today, environmentally friendly solvents and innovative extraction methods are increasingly used for isolating active compounds from plant materials. Analyzing the chemical composition of extracts and standardizing their quality are pertinent to ensure safe and effective application in dietary supplements. Evaluating the biological activity and cytotoxicity of extracts and their active compounds using instrumental analysis methods and cell models is crucial for achieving the effective and safe utilization of extracts in functional foods and dietary supplements.

This Special Issue is intended for academic researchers and other specialists to share their latest works and contributions in advancing knowledge across various fields. The prominent themes suggested for publication in this Special Issue encompass, but are not limited to, the following: technologies for the extraction of biologically active compounds from plants, chemical composition analysis, extract standardization, in vitro studies of biological activity, and assessment of the quality of functional foods and dietary supplements.

Dr. Kristina Ramanauskienė
Guest Editor

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Plants is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • extracts
  • phenolic compounds
  • composition
  • quality control
  • bioavailability

Published Papers (1 paper)

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Research

14 pages, 1256 KiB  
Article
Comparative Antioxidant Activity and Untargeted Metabolomic Analyses of Sour Cherry Cultivars Based on Ultra-Performance–Time of Flight–Mass Spectrometry
by Prabhjot Kaur, Ahmed G. Darwish, Islam El-Sharkawy, Ashutosh Singh and Jayasankar Subramanian
Plants 2024, 13(11), 1511; https://doi.org/10.3390/plants13111511 - 30 May 2024
Abstract
This study was conducted for the comparative analysis of antioxidant activity and untargeted metabolomics of dark- and light-colored sour cherry cultivars grown in Canada. Based on our previous study, we selected four cultivars—‘Heimann R’, ‘Gorsemska’, V70142, and ‘Montmorency’—to determine the untargeted metabolites and [...] Read more.
This study was conducted for the comparative analysis of antioxidant activity and untargeted metabolomics of dark- and light-colored sour cherry cultivars grown in Canada. Based on our previous study, we selected four cultivars—‘Heimann R’, ‘Gorsemska’, V70142, and ‘Montmorency’—to determine the untargeted metabolites and their role in antioxidant activities. A total of 473 metabolites were identified from four sour cherry genotypes using UPLC–ToF–MS. Untargeted metabolomics revealed the dominant chemical groups present in sour cherries. PCA showed that the diversity in sour cherry metabolites was due to the genotype differences indicating iditol, malic acid, chlorobenzene, 2-mercaptobenzothiazole, and pyroglutamic acid as the predominant contributors. The variable importance in the projection (VIP > 1.0) in partial least-squares–discriminant analysis described 20 biomarker metabolites representing the cherry metabolome profiles. A heatmap of Pearson’s correlation analysis between the 20 biomarker metabolites and antioxidant activities identified seven antioxidant determinants that displayed the highest correlations with different types of antioxidant activities. TPC and TAC were evaluated using the Folin–Ciocalteu method. The total antioxidant activity was performed using three different assays (ABTS, FRAP, and DPPH). This study of correlating metabolomics and antioxidant activities elucidated that the higher nutritional value and biological functions of sour cherry genotypes can be useful for the development of nutraceutical and functional foods. Full article
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