objective(s): there are several scolicidal agents for inactivation of hydatid cyst protoscolices during surgery, but most of them are associated with adverse side effects such as sclerosing cholangitis and liver necrosis. the present study was aimed to evaluate scolicidal effects of various extracts of nigella sativa seeds againstprotoscoleces of hydatid cyst in an in vitro model. materials and...

alnus glutinosa, fraxinus excelsior and papaver rhoeas have long been used in folkloric medicine for the treatment of various ailments. as part of our continuing screening of plant extracts for activities, the extracts of a. glutinosa, f. excelsior and p. rhoeas have been screened for their antioxidant and antibacterial activities, as well as their general toxicity towards brine shrimps. among ...

introduction: aloe vera compounds have inhibitory activity on fungi, bacteria, and viruses. this study examines the antibacterial activity of a. vera purified extracts including gel, boiled skin, boiled gel, and distilled extract against pathogenic bacteria, staphylococcus aureus, methicillin-resistant s. aureus (mrsa), klebsiella pneumonia and pseudomonas aeruginosa were elucidated. method: th...

The present study was designed to explore the flavonoid contents and the radical scavenging activities of 50% ethanol extracts of leaves, stems, rachis and roots of Dryopteris erythrosora. The total flavonoid contents in various parts were determined as: stems > roots > rachis > leaves. All extracts from different parts of D. erythrosora showed strong bioactivities. The DPPH free radical scaven...

background: the aim of this in vitro study was to assess antimicrobial efficacy of acacia nilotica, murraya koenigii (l.) sprengel, eucalyptus hybrid , psidium guajava extracts, and their combination on streptococcus mutans and lactobacillus acidophilus. materials and methods: the branches of four plants were collected, identified, and authenticated by a taxonomist. the plants were rinsed in wa...

background: thymus is a widely used medicinal plant in food and pharmaceutical industries. among different species of thymus, t. vulgaris is used more than other species in therapeutic dosage forms. objective: this study was conducted to differentiate various thymus species by tlc fingerprint. methods: in order to identify and differentiate various species of thymus, tlc fingerprints of essenti...

background: echinophora platyloba dc (apiaceae) is one of the two endemic species of echinophora genus in iran. it has many folkloric uses and several biological activities but there is no information about its phytoconstituents. objective: in this work some of the secondary metabolites were isolated, purified and identified from n-hexane, ethyl acetate and methanol extracts from the aerial par...

background & aim: very studies results show that many plants can be used safety and successfully to treat bacterial diseases without presenting the disadvantages affects and antibiotic resistance. eucalyptus globulus and malva neglecta are native plants in iran that due to containing different chemical compounds have been antimicrobial activity against some bacteria. the aim of this study i...

background: medicinal plants synthesize a vast array of secondary metabolites that are important for human life. for medicinal purpose, antimicrobial activity of substances derived from plant extracts has been recognized for many years. pimpinella anisum l. (apiaceae) and illicium verum hook. f. (illiciaceae) plant species, have been used for treatment of infectious diseases in iranian traditio...

Background: A number of medicinal plants have been used to treat various immunological diseases. Nitric oxide (NO) has an important regulatory role in the various types of inflammatory processes. Objective: To investigate the NO modulatory activity of the extracts of several medicinal plants native to Iran including Dracocephalum kotschyi, Linum persicum, Dionysia termeana, Salvia mirzayanii, F...