withanolide/nekróza

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Plantagiolides I and J, two new withanolide glucosides from Tacca plantaginea with nuclear factor-kappaB inhibitory and peroxisome proliferator-activated receptor transactivational activities.

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A novel withanolide glucoside, plantagiolide I (1), a new withanolide glucoside, plantagiolide J (2), and six known compounds (3-8) were isolated from the whole plant of Tacca plantaginea. Their structures were determined by spectroscopic and chemical methods. Compound 3 significantly inhibited

New withanolides with TRAIL-sensitizing effect from Physalis pubescens L.

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Physalis pubescens L. plant produces nutritious and healthy fruits, called husk tomato or hairy ground cherry. However, its bioactive components are largely unknown. Four new withanolide steroids (1-4) together with one known withanolide (5) were isolated from the extract of P. pubescens L. and

Biologically active withanolides from Withania coagulans.

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Bioassay-directed isolation and purification of the crude extract of Withania coagulans, using two assays for cancer chemopreventive mechanisms, led to the isolation of three new steroidal lactones, withacoagulin G (1), withacoagulin H (2), and withacoagulin I (3), along with six known derivatives

Withanolides derived from Physalis peruviana (Poha) with potential anti-inflammatory activity.

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Three new withanolides, physaperuvin G (1), with physaperuvins I (2), and J (3), along with seven known derivatives (4-10), were isolated from the aerial parts of Physalis peruviana. The structures of 1-3 were determined by NMR, X-ray diffraction, and mass spectrometry. Compounds 1-10 were evaluated

Withanolide E sensitizes renal carcinoma cells to TRAIL-induced apoptosis by increasing cFLIP degradation.

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Withanolide E, a steroidal lactone from Physalis peruviana, was found to be highly active for sensitizing renal carcinoma cells and a number of other human cancer cells to tumor necrosis factor-related apoptosis-inducing ligand (TRAIL)-mediated apoptosis. Withanolide E, the most potent and least

The Anti-inflammatory Activities of Two Major Withanolides from Physalis minima Via Acting on NF-κB, STAT3, and HO-1 in LPS-Stimulated RAW264.7 Cells.

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Physalis minima has been traditionally used as a folk herbal medicine in China for the treatment of many inflammatory diseases. However, little is known about its anti-inflammatory constituents and associated molecular mechanisms. In our study, withaphysalin A (WA) and 2, 3-dihydro-withaphysalin C

Different effects of 4β-hydroxywithanolide E and withaferin A, two withanolides from Solanaceae plants, on the Akt signaling pathway in human breast cancer cells.

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Triple-negative breast cancer (TNBC) represents a clinical challenge because it lacks sensitivity to hormone therapy or other available molecule-targeted agents. In addition, TNBC frequently exhibits over-activation of the PI3K/Akt survival pathway that can contribute to chemotherapy

Withanolide-A treatment exerts a neuroprotective effect via inhibiting neuroinflammation in the hippocampus after pilocarpine-induced status epilepticus

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Status epilepticus (SE) is a medical emergency with high mortality and a risk factor for the development of chronic epilepsy. Given that effective treatments for the pathophysiology following SE are still lacking, suppressing pathophysiological mechanisms of SE may be important to inhibit

Withanolides potentiate apoptosis, inhibit invasion, and abolish osteoclastogenesis through suppression of nuclear factor-kappaB (NF-kappaB) activation and NF-kappaB-regulated gene expression.

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The plant Withania somnifera Dunal (Ashwagandha), also known as Indian ginseng, is widely used in the Ayurvedic system of medicine to treat tumors, inflammation, arthritis, asthma, and hypertension. Chemical investigation of the roots and leaves of this plant has yielded bioactive withanolides.

17β-Hydroxywithanolides as Sensitizers of Renal Carcinoma Cells to Tumor Necrosis Factor-α Related Apoptosis Inducing Ligand (TRAIL) Mediated Apoptosis: Structure-Activity Relationships.

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Renal cell carcinoma (RCC) is a cancer with poor prognosis, and the 5-year survival rate of patients with metastatic RCC is 5-10%. Consequently, treatment of metastatic RCC represents an unmet clinical need. Screening of a 50 000-member library of natural and synthetic compounds for sensitizers of

Withaferin A inhibits inflammatory responses induced by Fusobacterium nucleatum and Aggregatibacter actinomycetemcomitans in macrophages.

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Periodontitis is a progressive chronic inflammatory disease and a major cause of tooth loss in humans. As a withanolides, withaferin A (WA) is known to exhibit strong anti‑inflammatory activity. The present study examined whether WA inhibited inflammatory responses in macrophages in response to two

Physalis angulata Calyces Modulate Macrophage Polarization and Alleviate Chemically Induced Intestinal Inflammation in Mice.

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As part of the search for new bioactive plants from the Colombian Caribbean, the dichloromethane fraction of the calyces of Physalis angulata L. (PADF) was selected for its anti-inflammatory activity. In this work, we investigated the immunomodulatory effect of PADF in activated macrophages and

Small molecule anti-angiogenic probes of the ubiquitin proteasome pathway: potential application to choroidal neovascularization.

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OBJECTIVE To characterize the angiogenic and inflammatory responses of human choroidal endothelial cells (HCECs) to stimulators and inhibitors of the ubiquitin proteasome pathway (UPP). METHODS The regulation of the UPP by the inhibitor withaferin A and its congener, withanolide D, two natural

The Daniel K. Inouye College of Pharmacy Scripts: Poha Berry (Physalis peruviana) with Potential Anti-inflammatory and Cancer Prevention Activities.

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The Daniel K. Inouye College of Pharmacy, during a historic event in Spring 2016, graduated the first two students in the Pacific region to earn a PhD in pharmaceutical sciences at the University of Hawai'i at Hilo. The college offers PhD programs in these five disciplines: Cancer Biology, Medicinal

Natural products as a gold mine for arthritis treatment.

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Arthritis, an inflammation of the joints, is usually a chronic disease that results from dysregulation of pro-inflammatory cytokines (e.g. tumour necrosis factor and interleukin-1beta) and pro-inflammatory enzymes that mediate the production of prostaglandins (e.g. cyclooxygenase-2) and leukotrienes

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