The chemical composition, and antioxidant and antimicrobial activities of the essential oil (EO) of two lamiaceae (Origanum glandulosum Desf. and Thyms fontanesii Boiss. et Reut.) have been investigated. The essential oils were isolated with hydrodistillation method using Clevenger-type apparatus and characterized by GC and GC/MS method. The …

Origanum glandulosum Desf. essential oils obtained by hydrodistillation (HD), solvent-free microwave extraction (SFME) and the extract obtained by microwave-assisted extraction (MAE) were investigated by capillary gas chromatography and gas chromatography/mass spectrometry. The main components of both oils obtained by HD …

The antiradical activity of the Origanum glandulosum essential oils was evaluated according to a modified version of the method described by Brand-Williams et al. (1995). The inhibition of the DPPH radicals, expressed as a percentage, was calculated according to the following Equation: % i n h i b i t i o n = (A 0 − A f A 0) × 100

Béjaoui A, Chaabane H, Jemli M, Boulila A, Boussaid M. Essential oil composition and antibacterial activity of Origanum vulgare subsp glandulosum Des at different …

Basli A, Chibane M, Madani K, et al (2012) Activité antibactérienne des polyphénols extraits d'une plante médicinale de la flore d'Algérie: Origanum glandulosum Desf. Phytothérapie 10:2–9. Article Google Scholar

C. Bekhechi, F. Atik-Bekkara, D. E. Abdelouahid, Composition et activité antibactérienne des huiles essentielles d'Origanum glandulosum d'AlgérieComposition and antibacterial activity of the essential oils contained in Algerian Origanum glandulosum (Desf.), Phytothérapie, 10.1007/s10298-008-0310-6, ...

Origanum glandulosum is an endemic plant of North African area (Algeria and Tunisia), used against infections like whooping cough and bronchitis. In this study, its antioxidant activity is evaluated. The results showed that …

Origanum glandulosum Desf. (Species endemic of North Africa: Tunisia and Algeria) is important medicinally as it has antimicrobial, antifungal, antioxidant, antibacterial, antithrombin ...

Antibiotics are becoming ineffective against resistant bacteria. The use of essential oils (EOs) may constitute an alternative solution to fight against multidrug-resistant bacteria. This study aims to determine the chemical composition of EOs from five populations of the endemic Algerian Origanum glandulosum Desf. and to investigate their potential …

12.1.1 Origanum vulgare L. (Group C, Section Origanum) Within the genus, O. vulgare possesses by far the largest distribution area and can be found wide over Europe and in parts of Asia and North Africa. O. vulgare is a woody perennial with heights up to 100 cm and pilose, hirsute or glabrous (sometimes glaucous) stems.

Origanum glandulosum Desf is an endemic flavoring herb widely distributed in North Africa that is commonly used in traditional medicine. This oregano species is rich in essential oils but little ...

Oregano ( Origanum vulgare L., fam. Lamiaceae) is an aromatic, perennial herb with hairy stem, up to 50 cm high, oval leaves and purple flowers. It grows in arid, sunny meadows and rocky places, widely distributed in Europe and Asia, especially in the Mediterranean region. It also inhabits mountainous regions of Balkan peninsula (Josifović …

Abstract. Dried flowers and leaves of Origanum glandulosum (Desf.) Ietswaart collected at different harvesting years were submitted to hydrodistillation. The …

Carvacrol is a compound found predominantly in the essential oil of oregano (Origanum glandulosum) and disintegrates the cell wall of Gram-negative bacteria (Helander et al., 1998). In relation to the quality of poultry products, carvacrol combined with other essential oil compounds and low temperatures was able to enhance the quality of ...

Origanum glandulosum is an endemic plant of North African area (Algeria and Tunisia), used against infections like whooping cough and bronchitis. In this study, its antioxidant activity is evaluated. The results showed that the scavenging effect against DPPH is equal to 6730 mg/ml (IC 50 ). However, the scavenger effect of H 2 O 2 estimated at ...

The use of essential oils such as Origanum glandulosum Desf. as an alternative to antibiotics is attractive due to their rich content of bioactive compounds conferring many …

Origanum glandulosum Desf. grown wild in Algeria: essential oil composition and glycosidic bound volatiles - Belhattab - 2005 - Flavour and Fragrance …

The characteristics of Origanum ar-Curcumene 1475 Tr tr tr vulgare L. sbsp. glandulosum essential oils are very similar to β-Selinene 1476 Tr tr tr those from essential oils of sbsp. hirtum and sbsp. gracile in which trans-α-Zingiberene 1492 Tr tr tr the same four main components are present.29 β-Bisabolene 1500 Tr tr tr However, there is a ...

Origanum glandulosum is an endemic plant of North African area (Algeria and Tunisia), used against infections like whooping cough and bronchitis. In this study, its antioxidant activity is evaluated. The results showed that the scavenging effect against DPPH is equal to 6730 mg/ml (IC). However, the scavenger effect of H2O2 estimated at 60.78% ...

@article{Bendahou2008AntimicrobialAA, title={Antimicrobial activity and chemical composition of Origanum glandulosum Desf. essential oil and extract obtained by microwave extraction: Comparison with hydrodistillation}, author={Mourad Bendahou and Alain Muselli and Micheline Grignon-Dubois and Mohamed Benyoucef and Jean Marie …

Conclusively, insecticidal and antibacterial properties of the essential oil were also described in this work, in attempt to contribute to the use of Origanum …

Essential oils of Origanum vulgare L. subsp. glandulosum (Desf.) Ietswaart from Tunisia: chemical composition and antioxidant activity. Ietswaart from Tunisia: chemical composition and antioxidant activity.

The essential oils obtained from Origanum glandulosum Desf., collected in four different localities of the Setif region (north-eastern Algeria), were analysed by GC–MS and assayed for their … Expand. 72. 1 Excerpt; Save. Chemical composition and insecticidal properties of Origanum glandulosum (Desf.) essential oil from Algeria.

Section snippets Plant material and extraction of essential oil. Samples of Origanum vulgare subsp glandulosum Desf., growing wild, were collected during the flowering season, from the north of Tunisia at Nefza and Krib in July 2007, July 2008 and July 2009. Populations collected from Nefza (36°87′ N, 9°09′ E), from humid inferior …

The inhibition zones and MIC values for bacterial strains, which were sensitive to the EO of O. vulgare subsp. glandulosum, were in the range of 9-36 mm and 125-600 μg/mL, respectively. The oils of various phenological stages showed high activity against all tested bacteria, of which Bacillus subtilis was the most sensitive and resistant ...

This study aims to determine the chemical composition of EOs from five populations of the endemic Algerian Origanum glandulosum Desf. and to investigate their potential antibacterial activity against multidrug-resistant uropathogenic E. coli strains. The EOs were obtained by hydrodistillation and their composition was investigated by gas ...

Origanum vulgare L. (oregano, wild marjoram), an herbaceous Mediterranean species of the Lamiaceae family, comprises several subspecies such as hirtum (Link) Ietsw., vulgare L., viridulum (Martrin-Donos) Nyman, glandulosum (Desfontaines) Ietswaart, gracile (Koch) Ietsw., virens (Hoffmanns.

Origanum glandulosum (Desf.) is an endemic species in north Algeria. It was reported that its essential oil has potent antibacterial activity against MDR E. coli isolates [ 7 ]. However, due to their poor dispersibility in hydrophilic media and susceptibility to environmental conditions, direct applications of essential oils in foods or ...

The hydromethanolic extract of the aerial parts of Origanum glandulosum Batt. et Trab. was investigated for its chemical composition by HPLC (High-performance liquid chromatography) analysis; its antioxidant, anti-inflammatory and cytotoxic activities were also investigated. The chromatographic analysis revealed the presence of three …

Nanoencapsulation is an attractive novel technique used for incorporating essential oils in food preparations and pharmaceutical formulae. This study investigated the effect of nanoencapsulation on the composition of volatile compounds, as well as the antioxidant and anticancer activities of hydrodistilled (HD) Origanum glandulosum Desf. …

Investigation of the effect of nanoencapsulation on the composition of volatile compounds, as well as the antioxidant and anticancer activities of hydrodistilled (HD) Origanum glandulosum Desf. Nanoencapsulation is an attractive novel technique used for incorporating essential oils in food preparations and pharmaceutical formulae. This study …

For this purpose, the repellent effect of the essential oils of the aerial part of Origanum glandulosum (Desf.) (Lamiaceae), the seeds of Piper nigrum L. (Piperaceae) and the combination between ...