Majid Halimi

Chemistry Department, Payame Noor University, 19395-4697 Tehran, I. R. of Iran

[ 1 ] - Isolation and identification macrocyclic spermine alkaloid(protoverbine) from verbascum speciosum.

The 17-membered macrocyclic spermine alkaloid protoverbine (8-phenyl-1,5,9,13-tetra azacycloheptadecan-6-one) was isolated From the aerial part of verbascum speciosum. The natural polyamines are ubiquitous bases reported to have several important functions in animals, plants and microorganisms. They are involved in processes of transcription and translation in protein synthesis and influence gr...

[ 2 ] - GC-MS Analysis of phytocomponents and antioxidant, antimicrobial activities of aerial parts of Stachys turcomanica

The aim of this study was to investigate the Stachys turcomanica phytochemical compounds, antimicrobial and antioxidant activity of methanolic extract. The volatile constituents from the aerial parts of Stachys turcomanica growing wild in Iran were obtained by hydrodistillation and analyzed by GC and GC-MS. In the GC-MS analysis, Forty-six components representing 81.1% of the oil were identifie...

[ 3 ] - A comparative study of chemical compounds and antibacterial activity of medicinal plants of Dracocephalum Lindbergii Rech.f and Dracocephalum subcapitatum (kuntze) Lipsky growing in North Khorasan province, Iran

Background: A number of aromatic medicinal plants used for treating infection disease have been mentioned in different phytotherapy manuals due to their availability, fewer side effects, and reduced toxicity.Dracocephalum L is one of the most important genuses of Lamiaceae.The aim of our study was to evaluate the chemical compositions of Dracocephalum Lind...