stephania/antioxidant

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Aporphine and phenanthrene alkaloids with antioxidant activity from the roots of Stephania tetrandra.

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Five new alkaloids (1-5), including three new aporphine alkaloids and two new phenanthrene alkaloids, together with 10 known compounds (6-15) were obtained from the roots of Stephania tetrandra. Their structures were elucidated by spectroscopic methods, single-crystal X-ray diffraction, and

Antioxidant activity of bisbenzylisoquinoline alkaloids from Stephania rotunda: cepharanthine and fangchinoline.

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In the present study, we determined the antioxidant activity of cepharanthine and fangchinoline from Stephania rotunda by performing different in vitro antioxidant assays, including 1,1-diphenyl-2-picryl-hydrazyl (DPPH) free radical scavenging, 2,2'-azino-bis(3-ethylbenzthiazoline-6-sulfonic acid)

In vivo Antidiabetic and Antioxidant Potential of Stephania hernandifolia in Streptozotocin-Induced-Diabetic Rats.

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Stephania hernandifolia (Menispermaceae) is a medicinal plant, used by herbalists for treating various diseases, one of which is diabetes mellitus, in Darjeeling. However, its antidiabetic activity has not been scientifically investigated so far. The aim of this study, therefore, is to investigate

Inhibitory effects of Stephania tetrandra S. Moore on free radical-induced lysis of rat red blood cells.

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Crude preparations of Stephania tetrandra S. MOORE (ST), a traditional herbal medicine, have been used safely for arthritis and silicosis in China. In this study, we demonstrated that ST in vitro protects red blood cells from 2,2-azo-bis (2-amidinopropane) dihydrochloride (AAPH)-induced hemolysis.

Pretreatment with tetrandrine has protective effects against isoproterenol-induced myocardial infarction in rabbits.

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Tetrandrine, the active principle of Stephania tetrandra radix extracts, has broad pharmacological activity, including effects on the cardiovascular system: it has been shown to reduce the size of acute myocardial infarction in rats undergoing coronary vessel ligation and to improve heart lesions in

Cepharanthine suppresses osteoclast formation by modulating the nuclear factor-κB and nuclear factor of activated T-cell signaling pathways.

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The increased activation of osteoclasts is the major manifestation of several lytic bone diseases, including osteoporosis, rheumatoid arthritis, aseptic loosening of orthopedic implants, Paget disease and malignant bone diseases. One important bone-protective therapy in these diseases focuses on the

c-Jun NH2-terminal kinase-induced proteasomal degradation of c-FLIPL/S and Bcl2 sensitize prostate cancer cells to Fas- and mitochondria-mediated apoptosis by tetrandrine.

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Tetrandrine, a constituent of Chinese herb Stephania tetrandra, causes cell death in prostate cancer, but the molecular mechanisms leading to apoptosis is not known. Here we demonstrated that tetrandrine selectively inhibits the growth of prostate cancer PC3 and DU145 cells compared to normal

On the role of hydroxyl radical and the effect of tetrandrine on nuclear factor--kappaB activation by phorbol 12-myristate 13-acetate.

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Nuclear factor kappaB (NF-kappaB) is considered to be an important target for therapeutic intervention because of its role in the regulation of proinflammatory and profibrotic mediators. The present study examined the role of hydroxyl (*OH) radical and the effect of tetrandrine, an alkaloid

The protective effects of traditional Chinese medicine prescription, han-dan-gan-le, on CCl4-induced liver fibrosis in rats.

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Han-Dan-Gan-Le, a Chinese medicine preparation composed of Salvia miltorrhiza, Radix paeoniae, Astragalus membranaceus, Stephania tetrandra, and dried leaves of Ginkgo biloba, has been used successfully to treat human liver fibrosis and cirrhosis for years. This study was designed to examine the

Antiproliferative and apoptotic effects of tetrandrine on different human hepatoma cell lines.

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Tetrandrine (TET), a bis-benzylisoquinoline alkaloid isolated from the dried root of Hang-Fang-Chi (Stephania tetrandra S. Moore), is well known to possess activities including antioxidant, anti-inflammation, anti-fibrotic and anticancer. It is used clinically to treat hypertension and silicosis. In

Radix Stephaniae Tetrandrine: An emerging role for management of breast cancer.

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Radix Stephaniae Tetrandrine (RST), known as FangJi (Pinyin name) in Chinese, is the dried root of Stephania tetrandra S.Moore, and has been prescribed in combination with other herbs to treat cardiovascular diseases and breast cancer in traditional Chinese medicine (TCM) clinical

Tetrandrine mediates renal function and redox homeostasis in a streptozotocin-induced diabetic nephropathy rat model through Nrf2/HO-1 reactivation

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Background: Diabetic nephropathy (DN) is the leading cause of morbidity and mortality in diabetic patients. Tetrandrine (Tet), a bisbenzylisoquinoline alkaloid isolated from the roots of Stephania tetrandra, possesses

Pharmacological actions of tetrandrine in inflammatory pulmonary diseases.

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Tetrandrine is a principle from a traditional Chinese medicine of the root of Stephania tetrandra S Moore approved by State Drugs Administration of China as a new drug for the treatment of silicosis. Except for its antiinflammatory, antifibrogenetic, immunomodulating effects and antioxidant effects,

Cepharanthine: a review of the antiviral potential of a Japanese-approved alopecia drug in COVID-19

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Cepharanthine (CEP) is a naturally occurring alkaloid derived from Stephania cepharantha Hayata and demonstrated to have unique anti-inflammatory, antioxidative, immunomodulating, antiparasitic, and antiviral properties. Its therapeutic potential as an antiviral agent has never been more important

Cepharanthine: An update of its mode of action, pharmacological properties and medical applications.

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Cepharanthine (CEP) is a drug used in Japan since the 1950s to treat a number of acute and chronic diseases, including treatment of leukopenia, snake bites, xerostomia and alopecia. It is the only approved drug for Human use in the large class of bisbenzylisoquinoline alkaloids. This

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