polyphyllin d/paris polyphylla

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Simultaneous quantification of Polyphyllin D and Paris H, two potential antitumor active components in Paris polyphylla by liquid chromatography-tandem mass spectrometry and the application to pharmacokinetics in rats.

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Polyphyllin D and Paris H are two potential antitumor active components in Paris polyphylla, one of the Traditional Chinese Medicines (TCMs). The present study details the development and validation of a rapid, sensitive and accurate LC-ESI-MS/MS method for the separation and simultaneous

Polyphyllin D, a steroidal saponin in Paris polyphylla, induces apoptosis and necroptosis cell death of neuroblastoma cells.

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OBJECTIVE Neuroblastoma is a refractory pediatric malignant solid tumor. The previous studies demonstrated that Polyphyllin D, the main constituent of Paris polyphylla, a traditional Chinese medicine, exerts an anti-tumor effect on many tumors. However, its effects against neuroblastomas are

Effects of polyphyllin D, a steroidal saponin in Paris polyphylla, in growth inhibition of human breast cancer cells and in xenograft.

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Paris polyphylla is a traditional Chinese Medical herb that has been used in treating cancer for thousands of year. Without studies on the anticancer effects of Paris polyphylla being initiated before, we have first studied the component of Paris polyphylla and have spotted out a steroidal saponin,

Polyphyllin D, a steroidal saponin from Paris polyphylla, inhibits endothelial cell functions in vitro and angiogenesis in zebrafish embryos in vivo.

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BACKGROUND Angiogenesis, the process of blood vessel formation, is critical to tumour growth. The importance of angiogenesis in tumour development has lead to the development of anti-angiogenic strategies to inhibit tumour growth. In this study, polyphyllin D (PD), an active component in Chinese

Polyphyllin D induces apoptosis in U87 human glioma cells through the c-Jun NH2-terminal kinase pathway.

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Polyphyllin D (PD), an active component from a traditional medicinal herb Paris polyphylla, which has long been used for the treatment of cancer in Asian countries, has been found to hold significant antitumor activity in vivo or in vitro. However, there were few reports on the effects and

The Chinese herb polyphyllin D sensitizes ovarian cancer cells to cisplatin-induced growth arrest.

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OBJECTIVE We evaluated the effects of polyphyllin D (PD), a natural compound with anti-neoplastic activity and a major component of the Chinese herb Paris polyphylla, on ovarian cancer (OVCA) cell line proliferation and platinum sensitivity. METHODS A panel of 20 OVCA cell lines was subjected to PD

Polyphyllin D induces apoptosis in human erythrocytes through Ca²⁺ rise and membrane permeabilization.

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Polyphyllin D (PD) is a potent anticancer agent isolated from a traditional medicinal herb Paris polyphylla that has been used in China for many years to treat cancer. PD is not a substrate of p-glycoprotein, and it can bypass the multi-drug resistance in cancer cell line R-HepG2. However, the

Characterization of steroidal saponins in saponin extract from Paris polyphylla by liquid chromatography tandem multi-stage mass spectrometry.

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Rhizoma Paridis saponins are bioactive steroidal saponins derived from Paris polyphylla. Optimization of the ionization process was performed with electrospray ionization tandem mass spectrometry in both positive and negative-ion modes. Negative-ion ESI was adopted for generation of the precursor

Selective modulation of P-glycoprotein activity by steroidal saponines from Paris polyphylla.

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Bio-guided fractionation of the roots of Paris polyphylla (Trilliaceae), based on inhibition of P-glycoprotein-mediated daunorubicin efflux in K562/R7 cell line, led to isolation and identification of the three saponins 3-O-Rha(1-->2)[Ara(1-->4)]Glc-pennogenine, gracillin and polyphyllin D, and the

Polyphyllin D induces apoptosis and differentiation in K562 human leukemia cells.

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Polyphyllin D, a compound derived from Paris polyphylla rhizoma, demonstrated strong anticancer activities in a previous study. Our results demonstrated that polyphyllin D exerts a growth inhibitory effect by inducing apoptosis and differentiation in the human erythroleukemia cell line K562.

Polyphyllin D exerts potent anti-tumour effects on Lewis cancer cells under hypoxic conditions.

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Paris polyphylla has been used to treat cancer in China for many years and components of the plant, such as polyphyllin D, may have potent antiproliferative effects in vitro. To investigate the potential antitumour effects of polyphyllin D on cancer cells under hypoxia, Lewis lung cancer cells and

Substituting one Paris for another? In vitro cytotoxic and in vivo antitumor activities of Paris forrestii, a substitute of Paris polyphylla var. yunnanensis.

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BACKGROUND Chong-lou (Paris polyphylla var. yunnanensis or P. polyphylla var. chinensis) is traditionally used as an anticancer medicine in China. It is also the material basis of some Chinese patent anticancer medicines, such as Gan-Fu-Le capsules, Bo-Er-Ning capsules, Lou-Lian capsules, Ruan-Jian

Anthelmintic activity of steroidal saponins from Paris polyphylla.

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The present study was undertaken to investigate the anthelmintic activity of crude extracts and pure compounds from the rhizomes of Paris polyphylla. The methanol extract showed a promising anthelmintic activity against Dactylogyrus intermedius (EC(50) value=18.06 mg l(-¹). Based on these finding,

Proteomic and transcriptomic study on the action of a cytotoxic saponin (Polyphyllin D): induction of endoplasmic reticulum stress and mitochondria-mediated apoptotic pathways.

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Polyphyllin D (PD) is a potent cytotoxic saponin found in Paris polyphylla. In the present study, bioinformatic, proteomic and transcriptomic analyses were performed to study the mechanisms of action of PD on human nonsmall cell lung cancer (NSCLC) cell line (NCI-H460). Using a gene expression-based

Polyphyllin D is a potent apoptosis inducer in drug-resistant HepG2 cells.

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In a search for new anticancer agents, we identified a novel compound polyphyllin D (PD) (diosgenyl alpha-L-rhamnopyranosyl-(1-->2)-(alpha-L-arabinofuranosyl)-(1-->4)]-[beta-D-glucopyranoside) that induced DNA fragmentation and phosphatidyl-serine (PS) externalization in a hepatocellular carcinoma

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