Aromatic plants are rich in essential oils with considerable antimicrobial properties.The aim of this study was to investigate chemical composition, antimicrobial activity and antioxidant properties of Melissa officinalis and Deracocephalum moldavica essential oils (EOs). The identification of chemical constituents of the EOs was carried out using gas chromato-graphy-mass spec...

Zhumeria majdae Rech.f. & Wendelbois the medicinal, endomic and endangered plant that has been distributed in the south of Iran. This plant is seen on very sharp slope of mountains at 520-1450 meters altitude of sea level. It has noticed by natives and is used for digestion painful as swelling, diarrhea, stomatchache and coolness. In this research, the leaves of plant and soil samples were coll...

Background: Biostimulants are amino acids and organic components, which can play main role in the plant growth and dry matter accumulation. Objective: Determine the influence of foliar application of active amino acids on quality and quantity yield of Melissa officinalis L. Methods: This study was conducted in a research farm at the institute of medicinal plants on the base of randomized ...

The monoterpene fraction of the lemon-scented sweet basil (Ocimum basilicum) cv Sweet Dani consists mostly of citral (a mixture of geranial and neral), with lower levels of geraniol and nerol. These compounds are stored in the peltate glands found on the leaf epidermis. Younger leaves, which have a higher density of such glands, also have a higher content of monoterpenes than older leaves. Gera...

BACKGROUND Volatile oils obtained from lemon grass [Cymbopogon citratus (DC.) Stapf, Poaceae family] are used in traditional medicine as remedies for the treatment of various diseases. AIMS In the present study, lemon grass essential oil (LGEO) was evaluated for its in vivo topical and oral anti-inflammatory effects, and for its in vitro antifungal activity using both liquid and vapor phases....

The inhibition of enzymes involved in the breakdown of carbohydrates is considered a therapeutic approach to the management of type-2 diabetes. This study sought to investigate the effects of essential oil from clove bud on α-amylase and α-glucosidase activities. Essential oil from clove bud was extracted by hydrodistillation, dried with anhydrous Na2SO4 and characterized using gas chromatograp...

Strawberry is a non-climacteric fruit but exhibits limited postharvest life due to rapid softening and decay. A strawberry coating that natural safe for human consumption can be used improve the appearance safeguard fruits. In this study, 20% 40% Aloe vera gel alone or in combination with 1% lemongrass essential oil (EO) was as an edible strawberries. After application of all treatments, fruits...

essential oil extracted from the leaves of lemon verbena, lippia citriodora kunth (verbenaceae) was tested for fumigant toxicity in the laboratory against two stored-product insects tribolium confusum jacquelin du val and callosobruchus maculatus (f.). the chemical composition of the isolated oil was examined by gc-ms. the major compounds were citral (11.3%), limonene (10.6%), neral (7.9%), 4-p...

in this study, the quantity and quality of essential oil (eo) of chamomile cv. ‘bodegold’, moldavian dragonhead cv. ‘szk1’ and fennel cv. ‘soroksari’ were evaluated in shahrekord climate condition in spring 2014, shahrekord university. chamomile’ flowers and dragonhead’ herb were harvested at full flowering stage. fennel’ fruits were harvested at waxy and full-matured stages. the eo content of ...

Abstract The evolution of obligate kleptoparasitism, the theft food, has led to remarkable innovations, including physical weapons and chemical signals that can evolve into weapons. Stingless bees in genus Lestrimelitta are excellent examples this phenomenon because they kleptoparasites no longer collect floral resources instead steal brood from other bees. Their ability raid successfully is th...