background and objectives: helichrysum oligocephalum dc. (compositae)  is an endemic plant in iran that has been recommended by iranian traditional and folk medicine practitioners for gastrointestinal complaints. the plant is rich in essential oil and in the present investigation, the volatile composition of the species has been determined. methods: the light yellow essential oil from the aeria...

Background and objectives: Helichrysum oligocephalum DC. (Compositae)  is an endemic plant in Iran that has been recommended by Iranian traditional and folk medicine practitioners for gastrointestinal complaints. The plant is rich in essential oil and in the present investigation, the volatile composition of the species has been determined. Methods: The light yellow essential oil from ...

Background & Aim: The genus Tanacetum L. belongs to the family Asteraceae and tribe Anthemideae. According to the recent findings the number of Tanacetum species in Iran is 36, of which 12 are endemic. In this study the essential oil composition of Tanacetum chiliophyllum var. oligocephalum was investigated for the first time.   Experimental: The plant was c...

Background & Aim: The genus Tanacetum L. belongs to the family Asteraceae and tribe Anthemideae. According to the recent findings the number of Tanacetum species in Iran is 36, of which 12 are endemic. In this study the essential oil composition of Tanacetum chiliophyllum var. oligocephalum was investigated for the first time.   Experimental: The plant was c...

background & aim: the genus tanacetum l. belongs to the family asteraceae and tribe anthemideae. according to the recent findings the number of tanacetum species in iran is 36, of which 12 are endemic. in this study the essential oil composition of tanacetum chiliophyllum var. oligocephalum was investigated for the first time.   experimental: the plant was collected during flowering stage f...

Background and objectives: To date, thousands of secondary metabolites have been isolated from plants and microorganisms and there is an unprecedented attention towards potential biomedical applications of natural compounds. In this study, cytotoxic properties of methanol extracts of Stachys obtusicrena, Aristolochia olivieri, Linum album, Dionysia sawyeri, Ajuga chamaecist...