AIM OF THE STUDY The ethanolic stem bark extract of Harungana madagascariensis (Hypericaceae), (Choisy) Poir were evaluated for their activities on Trichomonas gallinae (Rivolta) Stabler isolated from the pigeon (Columba livia). It was also tested for their anti-malarial activity on N67 Plasmodium yoelii nigeriensis (in vivo) in mice and on Plasmodium falciparum isolates in vitro. MATERIALS A...

In the present study, we investigated the variation in the content of naphthodianthrones hypericin and pseudohypericin, phloroglucinol derivatives hyperforin and adhyperforin, the phenolic acids as chlorogenic acid, neochlorogenic acid, 2,4-dihydroxybenzoic acid, and the flavonols, namely, hyperoside, isoquercitrin, quercitrin, quercetin, avicularin, rutin, (+)-catechin and (-)-epicatechin, and...

The genus Hypericum is one of the most important medicinal plants that contain 17 species in Iran, three of them are endemics. This paper reports the essential oil composition of six Hypericum species from Iran. The essential oil analysis of a number of the studied plants has already been reported but their report from Iran may be valuable for scientists.  Samples collected between June and Aug...

Naturally occurring benzophenones represent a relatively small group of plant metabolites with narrow distribution, mainly in members Clusiaceae, Gentianaceae, Hypericaceae, Polygalaceae, Myrtaceae, etc.; however, there were reports several compounds derived from microorganisms belonging to the Aspergillaceae and Valsaceae families propolis. Benzophenones exhibit many biological activities, suc...

Amaç: Endofit bakteriler (EB) stres altında gelişen bitkilerde, bitki gelişimi ve sağlığına katkı sağlayabilirler. Bu çerçevede çalışmanın amacı; tuzlu koşullarda yetiştirilen yabani bitkilerden endofitik bakterilerin izole edilmesi, gelişimini teşvik etme (PGP) mekanizmalarının hıyar bitkisinin biyokütlesi üzerindeki etkilerini araştırmaktır.Yöntem Bulgular: Çalışmamızda Van Gölü havzasında ye...

the genus hypericum is one of the most important medicinal plants that contain 17 species in iran, three of them are endemics. this paper reports the essential oil composition of eight hypericum species from iran. the essential oil analysis of a number of the studied plants has already been reported but their report from iran may be valuable for scientists.  samples collected from different pla...

the genus hypericum is one of the most important medicinal plants that contain 17 species in iran, three of them are endemics. this paper reports the essential oil composition of six hypericum species from iran. the essential oil analysis of a number of the studied plants has already been reported but their report from iran may be valuable for scientists.  samples collected between june and aug...