70 years have passed since the first isolation of the naphthodianthrones hypericin and pseudohypericin from Hypericum perforatum L. Today, they continue to be one of the most promising group of polyphenols, as they fascinate with their physical, chemical and important biological properties which derive from their unique chemical structure. Hypericins and their derivatives have been extensively ...

in the present study, the tangrah region located in the vicinity of golestannational park was selected for exploring the changes in the amount of the secondaryessential of hypericin in hypericum perforatum in different highlands of the easterngolestan province. the aerial flowered parts of the herb were collected randomly and inthree replications from four altitudes of 300 m, 600 m, 900 m, and ...

Hypericum perforatum L. is a popular and widespread medicinal plant used in wide range of therapy, including gastrointestinal diseases, heart skin-related diseases. The rapid development nanotechnology its applications pharmacology have enabled the controlled release drugs bioactive components. This study aimed to investigate liposomal formulation for enriched with methanol ethanol extract H. p...

background : with regard to an increase in the life expectancy for women and the consistency of the menopause age, a significant portion of women's age is passed after the menopause. menopause is considered as a critical and sensitive period due to the changes and the disorders that are involved in it. vasomotor symptoms, sleep disorders and psycho-mental changes are among the most prevalent sy...