Extraction of hypericin from St. John’s Wort (Hypericum perforatum L.)
نویسندگان
چکیده
منابع مشابه
St John's Wort (Hypericum perforatum L.) Photomedicine: Hypericin-Photodynamic Therapy Induces Metastatic Melanoma Cell Death
Hypericin, an extract from St John's Wort (Hypericum perforatum L.), is a promising photosensitizer in the context of clinical photodynamic therapy due to its excellent photosensitizing properties and tumoritropic characteristics. Hypericin-PDT induced cytotoxicity elicits tumor cell death by various mechanisms including apoptosis, necrosis and autophagy-related cell death. However, limited rep...
متن کاملMolecular and biochemical characterization of an enzyme responsible for the formation of hypericin in St. John's wort (Hypericum perforatum L.).
A major gene termed Hyp-1 encoding for hypericin (HyH) biosynthesis was cloned and characterized from Hypericum perforatum (St. John's wort) cell cultures. H. perforatum leaves are widely used as an herbal remedy in the treatment of mild to moderate depression. Hypericin, a photosensitive and red-colored naphthodianthrone, has been reported as the bioactive compound responsible for reversing th...
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An 85-year-old male patient with a history of hypertension, old anterior wall myocardial infarction and atrial fibrillation was placed on warfarin one year previously. However, he did not comply with regular international normalized ratio (INR) measurements, but kept taking warfarin (5 mg) on a daily basis for almost a year without any problems. After watching a television program about herbal ...
متن کاملSt John’s wort (Hypericum perforatum)-induced psychosis: a case report
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...
متن کاملSt John's wort (Hypericum perforatum L.): a review of its chemistry, pharmacology and clinical properties.
The chemical composition of St. John's wort has been well-studied. Documented pharmacological activities, including antidepressant, antiviral, and antibacterial effects, provide supporting evidence for several of the traditional uses stated for St John's wort. Many pharmacological activities appear to be attributable to hypericin and to the flavonoid constituents; hypericin is also reported to ...
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ژورنال
عنوان ژورنال: Processes and Food Production Equipment
سال: 2016
ISSN: 2310-1164
DOI: 10.17586/2310-1164-2016-9-4-32-39