Theofania Tsironi

ORCID: 0000-0002-6348-8846
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Research Areas
  • Meat and Animal Product Quality
  • Advanced Chemical Sensor Technologies
  • Protein Hydrolysis and Bioactive Peptides
  • Nanocomposite Films for Food Packaging
  • Identification and Quantification in Food
  • Postharvest Quality and Shelf Life Management
  • Aquaculture Nutrition and Growth
  • Microbial Inactivation Methods
  • Microencapsulation and Drying Processes
  • Listeria monocytogenes in Food Safety
  • Food Supply Chain Traceability
  • Aquaculture disease management and microbiota
  • Microplastics and Plastic Pollution
  • Essential Oils and Antimicrobial Activity
  • Insect Utilization and Effects
  • Probiotics and Fermented Foods
  • Gut microbiota and health
  • Consumer Packaging Perceptions and Trends
  • Freezing and Crystallization Processes
  • biodegradable polymer synthesis and properties
  • Polyamine Metabolism and Applications
  • Bee Products Chemical Analysis
  • Milk Quality and Mastitis in Dairy Cows
  • Food Industry and Aquatic Biology
  • Marine Bivalve and Aquaculture Studies

National Technical University of Athens
2015-2024

Agricultural University of Athens
2019-2024

National and Kapodistrian University of Athens
2010

Abstract The rising packaging industry together with global demand for sustainable production has increased the interest in developing biodegradable materials. aim of study was to develop edible films based on pectin, gelatin, and hydroxypropyl methylcellulose evaluate their applicability as materials gilthead seabream fillets. Mechanical properties, water barriers, wettability through contact angle measurement, optical, UV–Vis barrier properties were evaluated food applications. effective...

10.1038/s41598-024-51163-y article EN cc-by Scientific Reports 2024-01-04

Fresh fish is a highly perishable product due to the chemical composition of flesh and high microbial load on surface. The natural microflora that more adopted low temperatures results also in lower thermal bacterial shock from temperature preservation range. development new processing (e.g. hydrostatic pressure, osmotic dehydration, high-intensity pulsed light) packaging modified atmospheres, active intelligent packaging) methods or novel combinations existing technologies sought by...

10.1016/j.aaf.2020.02.001 article EN cc-by Aquaculture and Fisheries 2020-02-29

Abstract Polyethylene terephthalate (PET) is the most widely used polymer for manufacturing plastic bottles appropriate water and soft beverages usage. The advantages of PET, regarding its mechanical barrier permeation properties, convenience, safety as food contact material, recyclability, are well documented during past decades. However, recent trends towards adoption circular economy EU Directives reduction impact products on environment has raised significant concerns about...

10.1002/pts.2632 article EN Packaging Technology and Science 2022-01-03

Abstract This study presents the valorization of side streams from sunflower-based biodiesel industry for production bio-based and biodegradable food packaging following circular economy principles. Bacterial cellulose (BC) was produced via fermentation in 6 L static tray bioreactors using nutrient-rich supplements derived enzymatic hydrolysis sunflower meal (SFM) combined with crude glycerol as carbon source. Novel biofilms were either matrices protein isolates extracted (SFMPI) alone or...

10.1038/s41598-022-10913-6 article EN cc-by Scientific Reports 2022-04-28

The properties of probiotics such as lactic acid bacteria (LAB) have been widely studied over the last decades. In present study, four different LAB species, namely Lactobacillus gasseri ATCC 33323, Lacticaseibacillus rhamnosus GG 53103, Levilactobacillus brevis 8287, and Lactiplantibacillus plantarum 14917, were investigated in order to determine their ability survive human gut. They evaluated based on tolerance acids, resistance simulated gastrointestinal conditions, antibiotic resistance,...

10.3390/microorganisms11051264 article EN cc-by Microorganisms 2023-05-11

The objective of the present study was to validate a kinetic model for growth spoilage bacteria in modified atmosphere packed (MAP) gilthead seabream fillets and select Time Temperature Integrator (TTI). temperature CO2 dependence lactic acid MAP expressed by an Arrhenius-type range 0–15 °C 20–80% CO2, which validated at isothermal, variable chill chain conditions. A new UV activatable photochemical TTI, kinetically studied influence level activation on response TTI modelled. Applying...

10.1016/j.lwt.2010.10.016 article EN cc-by-nc-nd LWT 2010-11-01

Fish and seafood are food products of high commercial value but with short shelf life. The objective this article is to review the available packaging techniques their applications on fish products, focusing research latest innovations. Modified atmosphere (MAP) has been investigated for selection optimum conditions different products. Recent innovations include combined application MAP other preservative factors, such as minimal processing or addition antioxidant and/or antimicrobial...

10.1080/10498850.2018.1532479 article EN Journal of Aquatic Food Product Technology 2018-10-25

The objective of the study was to investigate efficiency slurry ice during harvesting and transportation European sea bass (Dicentrarchus labrax) retain flesh quality extend shelf life, compared with conventional flake ice. Fish slaughtered transported in different mixtures (C: 100% ice-Control samples, SC: ice, S50: 50% ice-50% S100: ice) subsequently stored under controlled isothermal conditions at 0 °C for life modelling evaluation (proteolytic enzymes). replacement as a slaughtering...

10.1016/j.aaf.2021.01.006 article EN cc-by-nc-nd Aquaculture and Fisheries 2021-03-14

The objective of the study was kinetic modeling effect storage temperature on quality and shelf life chilled fish, modified atmosphere-packed (MAP), osmotically pretreated with addition nisin as antimicrobial agent. Fresh gilthead seabream (Sparus aurata) fillets were treated 50% high dextrose equivalent maltodextrin (DE 47) plus 5% NaCl. Water loss, solid gain, salt content, water activity monitored throughout treatment conditions selected for study. Untreated slices without (2 x 10(4)...

10.1111/j.1750-3841.2010.01574.x article EN Journal of Food Science 2010-04-09

In-package cold atmospheric plasma (CAP) processing, which refers to the generation of CAP inside a sealed package, enables local disinfecting reaction, allowing no post-process contamination and extending shelf-life (SL) perishable food products, such as fresh fish. In present study, four in-package treatments, differing in frequency processing time, were applied on gilthead seabream (Sparus aurata) fillets, prepacked low-permeability pouches. Fish SL was evaluated during isothermal storage...

10.1111/1750-3841.17179 article EN cc-by-nc-nd Journal of Food Science 2024-06-26

Abstract Plant-based proteins are increasingly being used in aquafeeds, but one of the limitations is taurine deficiency that can be especially detrimental for carnivorous fish. In this study, supplementation high plant protein diets (low fish meal, 15%) was investigated on growth performance and fillet organoleptic characteristics European seabass ( Dicentrarchus labrax ), juveniles (78 ± 0.4 g). Five were formulated to contain 0 (C−), 5 (T5), 10 (T10) or 20 (T20) added (g/kg), while a...

10.1038/s41598-020-69014-x article EN cc-by Scientific Reports 2020-07-23
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