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1. Antibacterial and antibiofilm activities of thyme oil against foodborne multiple antibiotics-resistant Enterococcus faecalis

Author:
Liu, Fang; Jin, Panpan; Gong, Hansheng; Sun, Zhilan; Du, Lihui; Wang, Daoying
Source:
Poultry science 2020 v.99 no.10 pp. 5127-5136
ISSN:
0032-5791
Subject:
thyme; thyme oil,   etc   ; Enterococcus faecalis; antibacterial properties; bacterial motility; biofilm; exopolysaccharides; gas chromatography-mass spectrometry; gentian violet; multigene family; scanning electron microscopy; staining; thymol; transcription (genetics);     Show all 14 Subjects
Abstract:
... The inhibitory and bactericidal activities of thyme oil against the foodborne multiple antibiotics-resistant Enterococcus faecalis biofilm were evaluated in this study. Gas chromatography-mass spectrometry revealed that more than 70% of the composition of thyme oil is thymol. Crystal violet staining assay showed that 128 and 256 μg/mL thyme oil significantly inhibited the biofilm formation of E. f ...
DOI:
10.1016/j.psj.2020.06.067

2. Flavonoids and other phenolics in herbs commonly used in Norwegian commercial kitchens

Author:
Slimestad, Rune; Fossen, Torgils; Brede, Cato
Source:
Food chemistry 2020 v.309 pp. 125678
ISSN:
0308-8146
Subject:
thyme,   etc   ; Coriandrum sativum; Petroselinum crispum; dill; dried herbs; fresh herbs; isorhamnetin; kitchens; oregano; parsley; polyphenols; rosemary;     Show all 12 Subjects
Abstract:
... Significant quantities of several important herbs are processed and consumed from Norwegian commercial kitchens annually although surprisingly the contents of polyphenols have been scarcely characterized. We here report on the qualitative and quantitative content of polyphenolic compounds from ten of the most utilized herbs. From parsley (Petroselinum crispum) var. Darki, isorhamnetin 3-(6″-malony ...
DOI:
10.1016/j.foodchem.2019.125678

3. Lethal effects of a silica gel + thyme oil (EcoVia) dusts and aqueous suspensions on Amblyomma americanum (L.) (Ixodida: Ixodidae) larvae and nymphs

Author:
Showler, Allan T.; Dorsey, Bailee N.; Caesar, Ryan M.
Source:
Journal of medical entomology 2020 v.20 no.5
ISSN:
1938-2928
Subject:
thyme oil,   etc   ; Amblyomma americanum; Rhipicephalus microplus; babesiosis; cattle; dust; larvae; nymphs; silica gel; ticks;     Show all 10 Subjects
Abstract:
... Ixodids suck blood from host animals and transmit pathogens that cause important medical and veterinary diseases. As synthetic conventional acaricide resistance becomes increasingly common, alternative tactics are likely to enhance control efforts. Laboratory bioassays assessed the lethality of CimeXa, a commercial silica gel desiccant dust, and EcoVia, a commercial product containing silica gel + ...
DOI:
10.1093/jme/tjaa054

4. Structure–Odor Activity Studies on Derivatives of Aromatic and Oxygenated Monoterpenoids Synthesized by Modifying p-Cymene

Author:
Schreiner, Linda; Bauer, Johannes; Ortner, Eva; Buettner, Andrea
Source:
Journal of natural products 2020 v.83 no.4 pp. 834-842
ISSN:
1520-6025
Subject:
thyme,   etc   ; air; carvacrol; foods; monoterpenoids; odor compounds; odors; oregano; p-cymene; quinones; smell; thymol;     Show all 12 Subjects
Abstract:
... Thymoquinone was recently reported as having a unique pencil-like odor and being the impact compound for the cedar-like and cedar wood-based product smell such as pencils. The compounds thymol and carvacrol are structurally related odorants commonly found in plants and foods such as thyme and oregano, also having a significant contribution to their overall aroma. However, a systematic elucidation ...
DOI:
10.1021/acs.jnatprod.9b00339

5. Toxic, Oviposition Deterrent and Oxidative Stress Effects of Thymus vulgaris Essential Oil against Acanthoscelides obtectus

Author:
Lazarević, Jelica; Jevremović, Stojan; Kostić, Igor; Kostić, Miroslav; Vuleta, Ana; Manitašević Jovanović, Sanja; Šešlija Jovanović, Darka
Source:
Insects 2020 v.11 no.9
ISSN:
2075-4450
Subject:
thyme; thyme oil,   etc   ; Acanthoscelides obtectus; Chrysomelidae; Phaseolus vulgaris; Thymus vulgaris; adults; antioxidant activity; beans; females; insect control; insecticides; lipids; longevity; males; oviposition; oviposition deterrents; oxidative stress; proteins; seeds; thiols; toxicity;     Show all 22 Subjects
Abstract:
... The bean weevil Acanthoscelides obtectus Say (Coleoptera: Chrysomelidae: Bruchinae) can cause significant losses in production of its primary host common bean Phaseolus vulgaris L. To avoid bean protection with environmentally risky chemical insecticides and provide sustainable and safe production of food, new pest management methods based on natural compounds are investigated. In the present stud ...
DOI:
10.3390/insects11090563

6. Cellular, physiological and molecular approaches to investigate the antifungal and anti-aflatoxigenic effects of thyme essential oil on Aspergillus flavus

Author:
Oliveira, Rodrigo C.; Carvajal-Moreno, Magda; Correa, Benedito; Rojo-Callejas, Francisco
Source:
Food chemistry 2020 v.315 pp. 126096
ISSN:
0308-8146
Subject:
thyme,   etc   ; Aspergillus flavus; aflatoxin B1; antifungal properties; apoptosis; essential oils; gene expression; hyphae; metabolism; plasma membrane; virulence;     Show all 11 Subjects
Abstract:
... Several approaches, including the detection of apoptotic-like cell death, aflatoxin B₁ (AFB₁) production and gene expression analysis, were carried out to provide insights into the antifungal and anti-aflatoxigenic effects of thyme essential oil (EO) on Aspergillus flavus. At 0.5 µL mL⁻¹, thyme EO completely inhibited A. flavus growth. Furthermore, this antifungal activity triggered significant ap ...
DOI:
10.1016/j.foodchem.2019.126096

7. Optimization of production parameters for fabrication of thymol-loaded chitosan nanoparticles

Author:
Çakır, M. Ali; Icyer, N. Cihat; Tornuk, Fatih
Source:
International journal of biological macromolecules 2020 v.151 pp. 230-238
ISSN:
0141-8130
Subject:
thyme,   etc   ; Thymus vulgaris; chitosan; encapsulation; essential oils; gelation; nanocapsules; nanoparticles; particle size; polysorbates; prediction; temperature; thymol; zeta potential;     Show all 14 Subjects
Abstract:
... Thymol is the major antimicrobial and bioactive constituent found in thyme (Thymus vulgaris) essential oil. In this study, it was aimed to determine the parameters for fabrication of thymol loaded chitosan nanoparticles with optimum encapsulation efficiency, zeta potential, and particle size properties using a two-stage emulsion-ionic gelation approach. For this purpose, temperature (25–45 °C) and ...
DOI:
10.1016/j.ijbiomac.2020.02.096

8. Optimization of Various Essential Oils and Their Effect on the Microbial and Sensory Attributes of Chicken Sausages

Author:
Sharma, Heena; Mendiratta, S. K.; Agarwal, Ravikant; Goswami, Meena
Source:
Agricultural research 2019 v.8 no.3 pp. 374-382
ISSN:
2249-720X
Subject:
thyme oil,   etc   ; Cassia; chickens; oils; plate count; sausages; sensory properties;     Show all 7 Subjects
Abstract:
... The present study was undertaken to standardize the method for incorporation of essential oils (EOs) in chicken sausages. Swabbing was found to be the best method in comparison to direct or along with oil method, for incorporation of EOs into chicken sausages. This was followed by the optimization of various individual EOs viz., cassia oil and thyme oil, in fresh chicken sausages. In the first par ...
DOI:
10.1007/s40003-018-0367-x

9. The PDO and PGI Table Olives of Spain

Author:
Concepción, Romero; García, Pedro; Medina, Eduardo; Brenes, Manuel
Source:
European journal of lipid science and technology 2019 v.121 no.3 pp. e1800136
ISSN:
1438-7697
Subject:
thyme,   etc   ; farmers; fennel; garlic; olives; protected designation of origin; Spain;     Show all 7 Subjects
Abstract:
... This article gives an overview of the current use of the European system of protected designation of origin (PDO) and protected geographical indication (PGI) for Spanish table olives. To date, there have been two PDOs recognized by the European Commission, the PDO “Aceituna Aloreña de Málaga” (2012) and the PDO “Aceituna de Mallorca/Mallorquina” (2014). In both cases, olives are debittered in brin ...
DOI:
10.1002/ejlt.201800136

10. Growth/no-growth models of in-vitro growth of Penicillium paneum as a function of thyme essential oil, pH, aw, temperature

Author:
Debonne, Els; Vermeulen, An; Van Bockstaele, Filip; Soljic, Irena; Eeckhout, Mia; Devlieghere, Frank
Source:
Food microbiology 2019 v.83 pp. 9-17
ISSN:
0740-0020
Subject:
thyme; thyme oil,   etc   ; Penicillium; absorbance; antifungal properties; baking; breads; dough; fungal growth; models; pH; screening; shelf life; temperature;     Show all 14 Subjects
Abstract:
... The aims of this study were (i) screening of antifungal activity of thyme essential oil on Penicillium paneum; (ii) development of growth/no-growth models (G/NG); and (iii) validation of the G/NG models by performing bread baking trials. The screening method was based on the measurement of fungal growth in a semi-solid medium through optical density. The combined influence of aw (0.88–0.97), pH (4 ...
DOI:
10.1016/j.fm.2019.04.003

11. Electrospun essential oil-polycaprolactone nanofibers as antibiofilm surfaces against clinical Candida tropicalis isolates

Author:
Sahal, Gulcan; Nasseri, Behzad; Ebrahimi, Aliakbar; Bilkay, Isil Seyis
Source:
Biotechnology letters 2019 v.41 no.4-5 pp. 511-522
ISSN:
0141-5492
Subject:
thyme; thyme oil,   etc   ; Candida tropicalis; antifungal agents; antifungal properties; biocompatible materials; biodegradability; biofilm; cloves; hydrophobicity; minimum inhibitory concentration; nanofibers; oils;     Show all 13 Subjects
Abstract:
... OBJECTIVE: As an approach to prevent biofilm infections caused by Candida tropicalis on various surfaces, determination of effect of biodegradable polycaprolactone nanofibers (PCLNFs) with different concentrations of two different essential oils were tested in this study. RESULTS: Both of the tested essential oils exhibited antifungal effect (minimal inhibitory concentration; 0.25–0.49 µL/mL, mini ...
DOI:
10.1007/s10529-019-02660-y

12. The Impact of Plant Essential Oils and Fine Mesh Row Covers on Flea Beetle (Chrysomelidae) Management in Brassicaceous Greens Production

Author:
Brockman, Robert; Kuesel, Ryan; Archer, Kendall; O'Hearn, Kyla; Wilson, Neil; Scott, Delia; Williams, Mark; Bessin, Ricardo; Gonthier, David
Source:
Insects 2020 v.11 no.10
ISSN:
2075-4450
Subject:
thyme oil,   etc   ; Azadirachta indica; Brassicaceae; Chrysomelidae; autumn; green leafy vegetables; growers; insect control; insecticides; leaves; mastication; organic production; phytotoxicity; rosemary; row covers; spring;     Show all 16 Subjects
Abstract:
... Brassicaceous leafy greens are an important crop for small growers but are difficult to produce due to damage by flea beetles. Flea beetles are problematic for growers as they chew many small holes through leaves rendering produce unmarketable. We tested the efficacy of several essential oils, the woven-mesh row cover ProtekNet, and the spunbonded row cover Agribon, compared to organic and convent ...
DOI:
10.3390/insects11100714

13. Aflatoxicosis in fingerling common carp (Cyprinus carpio) and protective effect of rosemary and thyme powder: Growth performance and digestive status

Author:
Tasa, Hasan; Imani, Ahmad; Sarvi Moghanlou, Kourosh; Nazdar, Nina; Moradi-Ozarlou, Masoumeh
Source:
Aquaculture 2020 v.527 pp. 735437
ISSN:
0044-8486
Subject:
thyme,   etc   ; Cyprinus carpio; aflatoxicosis; aflatoxin B1; amylases; aquaculture industry; carboxylic ester hydrolases; diet; digestive enzymes; enzyme activity; fingerlings; growth performance; intestines; juveniles; necrosis; protective effect; proteinases; rosemary;     Show all 18 Subjects
Abstract:
... Dietary aflatoxin B₁ contamination is a demanding challenge for aquaculture industry. The present study was conducted to elucidate the effect of dietary aflatoxin B₁ contamination on growth and digestive status of juvenile common carp. The effect of dietary inclusion of rosemary and thyme to prevent such effects was also investigated. Fingerlings were subjected to seven treatments including variou ...
DOI:
10.1016/j.aquaculture.2020.735437

14. Physicochemical, antioxidant and antimicrobial properties of mechanically deboned chicken meat protein films enriched with various essential oils

Author:
Sarıcaoglu, Furkan Turker; Turhan, Sadettin
Source:
Food packaging and shelf life 2020 v.25 pp. 100527
ISSN:
2214-2894
Subject:
thyme,   etc   ; antimicrobial properties; antioxidants; chicken meat; cloves; essential oils; food packaging; meat protein; opacity; permeability; rosemary; roughness; shelf life; solubility; tensile strength; water vapor;     Show all 16 Subjects
Abstract:
... Thyme, rosemary or clove essential oils at 1.5 % were added to mechanically deboned chicken meat protein (MDCM-P) films, and physicochemical, antioxidant and antimicrobial properties were investigated. Moisture, thickness, and opacity increased, whereas solubility and water vapor permeability decreased with addition of essential oil. The tensile strength of films decreased with essential oil incor ...
DOI:
10.1016/j.fpsl.2020.100527

15. A Review on Applications and Uses of Thymus in the Food Industry

Author:
Nieto, Gema
Source:
Plants 2020 v.9 no.8
ISSN:
2223-7747
Subject:
thyme,   etc   ; antioxidants; bioactive compounds; essential oils; fish; fish products; food industry; lipid peroxidation; meat; medicinal plants; milk; natural additives; plant extracts; shelf life; traditional medicine;     Show all 15 Subjects
Abstract:
... Thyme is one of the most important medicinal plants because of its ethnopharmacological relevance and high content of bioactive compounds. This review focuses particularly on thyme as an alternative natural antioxidant and antimicrobial with potential use in the food industry. This is in line with the preferences of the current consumer, who demands healthier and more natural products. Different s ...
DOI:
10.3390/plants9080961

16. Controllable preparation of monodisperse alginate microcapsules with oil cores

Author:
Mou, Chuan-Lin; Deng, Qi-Zheng; Hu, Jia-Xin; Wang, Lin-Yuan; Deng, Hong-Bo; Xiao, Guoqing; Zhan, Yingqing
Source:
Journal of colloid and interface science 2020 v.569 pp. 307-319
ISSN:
0021-9797
Subject:
thyme,   etc   ; Lavandula; acetic acid; alginates; calcium; calcium chloride; chitosan; crosslinking; emulsions; encapsulation; essential oils; gelation; ions; microfluidic technology; oil-water interface; oils; pH; water solubility;     Show all 18 Subjects
Abstract:
... Here we report a novel strategy for controllable preparation monodisperse alginate microcapsules with oil cores, where the thickness of the alginate shells, as well as the number and diversity of the oil cores can be tailored precisely. Monodisperse oil-in-water-in-oil (O/W/O) emulsions are generated in a microfluidic device as templates, which contain alginate molecules and a water-soluble calciu ...
DOI:
10.1016/j.jcis.2020.02.095

17. Possible complementary packaging label in honey based on the correlations of antioxidant activity, total phenolic content, and effective acidity, in light of the F.O.P. index using mathematical modelling

Author:
Karabagias, Ioannis K.; Karabagias, Vassilios K.; Badeka, Anastasia V.
Source:
European food research & technology 2020 v.246 no.6 pp. 1307-1316
ISSN:
1438-2377
Subject:
thyme,   etc   ; 2,2-diphenyl-1-picrylhydrazyl; Bayesian theory; Citrus; European Union; acidity; antioxidant activity; colorimetry; food research; honeydew; honeydew honey; mathematical models; multivariate analysis; pH; packaging; provenance;     Show all 16 Subjects
Abstract:
... In an effort to (1) describe the correlations between antioxidant activity, total phenolic content, and effective acidity in honey and (2) set the questioning of using additional parameters in the EU Council directive relating to honey botanical and geographical origin determination, 60 honey samples of different botanical origin (citrus, fir, oak, pine, and thyme) were subjected to analyses. The ...
DOI:
10.1007/s00217-020-03490-3

18. Major, minor and trace element concentrations in spices and aromatic herbs from Sicily (Italy) and Mahdia (Tunisia) by ICP-MS and multivariate analysis

Author:
Potortì, Angela Giorgia; Bua, Giuseppe Daniel; Lo Turco, Vincenzo; Ben Tekaya, Asma; Beltifa, Asma; Ben Mansour, Hedi; Dugo, Giacomo; Di Bella, Giuseppa
Source:
Food chemistry 2020 v.313 pp. 126094
ISSN:
0308-8146
Subject:
thyme,   etc   ; arsenic; black pepper; cadmium; calcium; lead; magnesium; manganese; mercury; mint; multivariate analysis; nickel; nutritive value; potassium; provenance; rosemary; sodium; Italy; Sicily; Tunisia;     Show all 20 Subjects
Abstract:
... Element contents in different types of spices and aromatic herbs collected from Italy and Tunisia were evaluated. The aim was to evaluate: the possible differences and/or similarities among the analyzed samples; if it is possible related the samples to their geographical origins; the nutritional quality and the potential health risks. Potassium, Ca, Mg and Ni were low in laurel and rosemary; mint ...
DOI:
10.1016/j.foodchem.2019.126094

19. Physical and antimicrobial properties of neutral nanoemulsions self-assembled from alkaline thyme oil and sodium caseinate mixtures

Author:
Zhang, Yue; Zhong, Qixin
Source:
International journal of biological macromolecules 2020 v.148 pp. 1046-1052
ISSN:
0141-8130
Subject:
thyme oil,   etc   ; Escherichia coli O157; Staphylococcus aureus; ambient temperature; antimicrobial properties; atomic force microscopy; bacteria; biopreservatives; encapsulation; food safety; hydrodynamics; milk; nanoemulsions; neutralization; sodium caseinate; storage temperature;     Show all 16 Subjects
Abstract:
... The objective of this study was to utilize self-assembly properties of sodium caseinate to prepare nanoemulsions after neutralization of alkaline mixtures with 2% w/v caseinate and up to 3% v/v thyme oil. The encapsulation efficiency was >90% at a surfactant-to-oil ratio of up to 1:1.25. The nanoemulsions had structures smaller than 75 nm according to atomic force microscopy and stable hydrodynami ...
DOI:
10.1016/j.ijbiomac.2020.01.233

20. Inactivation of Salmonella spp. in tahini using plant essential oil extracts

Author:
Al-Nabulsi, Anas A.; Osaili, Tareq M.; Olaimat, Amin N.; Almasri, Weam E.; Ayyash, Mutamed; Al-Holy, Murad A.; Jaradat, Ziad W.; Obaid, Reyad S.; Holley, Richard A.
Source:
Food microbiology 2020 v.86
ISSN:
0740-0020
Subject:
thyme,   etc   ; Salmonella; antimicrobial properties; cell viability; cinnamon oil; consumer acceptance; food pathogens; foodborne illness; ingredients; oils; ready-to-eat foods; storage temperature; Middle East;     Show all 13 Subjects
Abstract:
... Tahini is a popular food product in the Middle East region and is used as a major ingredient in several ready-to-eat food products. Tahini and its products have been linked to foodborne illness outbreaks and product recalls worldwide as a result of Salmonella spp. contamination. The objectives of the current study were to investigate: i) the effectiveness of 10 plant essential oil extracts on the ...
DOI:
10.1016/j.fm.2019.103338