Archives par étiquette : essential oil

ACTIVITÉ ANTIMICROBIENNE DE L’HUILE ESSENTIELLE DES FRUITS DU PISTACHIER LENTISQUE (PISTACIA LENTISCUS L.)


AMARA Nacira, BENRIMA Atika, ANBA Chahira, BELKHIR Houria

Résumé

 Description du sujet : Ce Travail s’inscrit, dans le cadre de la valorisation de l’huile essentielle (HE) des fruits du pistachier lentisque (Pistacia lentiscus L.). Récoltés dans une forêt á Damous (Tipaza).

 Objectifs : Cette étude a pour objectifs, de déterminer la composition chimique de l’HE des fruits du pistachier lentisque afin d’établir son profil chromatographique, et l’évaluation son activité antimicrobienne.

 Méthodes : L’HE des fruits de Pistacia lentiscus L … La suite

ANTIOXYDANT AND ANTIMICROBIAL ACTIVITIES OF ESSENTIAL OIL AND ETHANOL EXTRACT OF SANTOLINA CHAMAECYPARISSUS L.


CHIRANE Manel Soumia, BENCHABANE Otman, BOUSBIA Nabil and ZENIA Safia

Abstract

 Description of the subject: Essential oils and phenolic compounds extracted from the aromatic plants are widely used as antioxidants  and  antimicrobials  agents.

Objective: Consists to evaluate the antioxidant and antimicrobial activities of essential oil and ethanol extract of Santolina chamaecyparissus L.

Methods: Essential oil and ethanol extract were tested for their antioxidant activity by DPPH free radical-scavenging and ferric reducing power. The antimicrobial activity is evaluated by the agar … La suite

EVALUATION OF ANTIMICROBIAL AND ANTI-INFLAMMATORY PROPERTIES OF LAVANDULA STOECHAS L. ESSENTIAL OIL


LOUKHAOUKHA Rahma et SAIDI Fairouz

Abstract

 Description of the subject: Wild lavender (Lavandula stoechas) is a medicinal and aromatic plant. It is interesting to know its therapeutic virtues, in order to enhance its use in the production of phyto-pharmaceutic molecules.

Objective: In the present work, the antimicrobial and anti-inflammatory activities of Lavandula stoechas essential oils were evaluated, in order to find new bioactive natural products.

Methods: Lavandula stoechas essential oil was obtained by hydrodistillation from dry flowers. The … La suite

INFLUENCE OF SEASONAL VARIATION ON CHEMICAL COMPOSITION AND ANTIOXIDANT ACTIVITY OF THE ESSENTIAL OIL OF FIELD WORMWOOD ARTEMISIA CAMPESTRIS


TOUIL Souhila, BENREBIHA Fatma Zohraand HADJ SADOK Tahar

Abstrat

 Description of the subject: It is known that the quantitative chemical composition of plants and consequently their biological activities vary throughout the vegetative cycle.

 Objectifs: Evaluate the season effect on the yield, chemical composition and antioxidant capacity of A.campestris EO.

 Methods: EO isolated by hydrodistillation were analyzed by GC/SM. The antioxidant capacity of the EO was determined by DPPH free radical scavenging ability.

 Results: 39 compounds have been identified. HE … La suite

CHEMICAL COMPOSITION AND ANTIBACTERIAL ACTIVITY OF THE ESSENTIAL OIL OF ARTEMISIA HERBA–ALBA ASSO. FROM DJELFA


LAKEHAL Samah, CHAOUIA Cherifa and BENREBIHA Fatma Zohra

Abstract

Description of the subject: In order to search for an alternative to antibiotics due to drug resistance and problems related to immunodeficiency, the use of medicinal plants, in the case Artemisia herba-alba Asso., as the main source of new natural bioactive molecules has become indispensable.

Objective: The aim of the present investigation was to enhance our diverse and rich national heritage and to study  the  antibacterial  effect of Artemisia herba-alba Asso. … La suite