نتایج جستجو برای: علف چای hypericum perforatum l
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Two bioactive xanthones from Hypericum perforatum have been synthesized by direct routes. Benzo[c]xanthone 5 can be prepared from intermediate 4.
Extracts of Hypericum perforatum L. (St John’s wort) are now successfully Abstract competing for status as a standard antidepressant therapy. Because of this, great effort has been devoted to identifying the active antidepressant compounds in the extract. From a phytochemical point of view, St John’s wort is one of the best-investigated medicinal plants. A series of bioactive compounds has been...
The Cosmetic Ingredient Review Expert Panel (Panel) has issued an amended safety assessment of 7 Hypericum perforatum-derived ingredients as used in cosmetics. A common name for this plant is St John wort. These ingredients function in cosmetics as skin-conditioning agents-miscellaneous and antimicrobial agents. The Panel reviewed relevant animal and human data related to the H perforatum-deriv...
پس رفت و توقف ضایعات آترواسکلروز یک هدف اساسی برای بیماران می باشد. آنتی اکسیدان ها و ترکیب های هایپولیپیدمیک منجر به توقف پیشرفت آترواسکلروز و موجب پس رفت آترواسکلروز می شوند. در این مطالعه لیپیدهای سرم و تغییرات آترواسکلروزی بعد از مصرف عصاره گل راعی (hypericum perforatum l.) در طی درمان در خرگوش های هیپرکلسترولمی بررسی شده است. خرگوش ها به طور تصادفی در 4 گروه 5تایی تقسیم شدند. گروه اول با ر...
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 symp...
Monoamine oxidase (MAO) catalyzes the oxidative deamination of amines and neurotransmitters and is involved in mood disorders, depression, oxidative stress, and adverse pharmacological reactions. This work studies the inhibition of human MAO-A by Hypericum perforatum, Peganum harmala, and Lepidium meyenii, which are reported to improve and affect mood and mental conditions. Subsequently, the an...
با توجه به اهمیت نقش ژن hppks1 در بیوسنتز هیپرفورین در گیاه علف چای، در این تحقیق اثر غلظت های مختلف سالیسیلیک اسید بر بیان این ژن با استفاده از روش real-time pcrمورد مطالعه قرار گرفت. بدین منظور، کالوس های حاصل از نمونه های برگی گیاهان علف چای کشت شده در شیشه تحت تیمار سه غلظت سالیسیلیک اسید قرار گرفتند و فعالیت ژن hppks1در زمان های 24، 48 و 72 ساعت بعد از تیمار با روش pcr با ارزیابی لحظه ای م...
Hypericum perforatum L. (Hypericaceae) is one of the medicinal plants whose value has increased rapidly in recent years. It especially popular for its use treatment mild and moderate depression, as well skin diseases, internal external inflammatory wounds, neurological disorders, metabolism-disrupting effects free radicals. Besides, it shows inhibitory against different kinds microorganisms suc...
BACKGROUND St John's wort (Hypericum perforatum) has been known for centuries for its therapeutic properties and its efficacy as an antidepressant has been confirmed by a growing body of evidence. During the last two decades it has also come to prominence with a wider public, due to advertising efforts across Europe and United States of America. However, its availability without prescription, a...
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