Showing 1-30 of 32 resultados for "SML0577"
Ping-Chih Hsu et al.
Oncology reports, 42(2), 697-707 (2019-06-25)
Human non‑small cell lung cancer (NSCLC) is associated with an extremely poor prognosis especially for the 40% of patients who develop brain metastasis, and few treatment strategies exist. Cucurbitacin E (CuE), an oxygenated tetracyclic triterpenoid isolated from plants particularly of...
Changjian Zhang et al.
Frontiers in microbiology, 10, 1345-1345 (2019-07-06)
Aspergillus fumigatus is able to internalize into lung epithelial cells to escape from immune attack for further dissemination. We previously reported that gliotoxin, a major mycotoxin of A. fumigatus, promotes this internalization; however, the mechanism remained unclear. Here, we report...
Xue-song Feng et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 30(4), 418-420 (2007-08-07)
To establish an HPLC method for the simultaneous determination of four bioactive cucurbitacins in Cucubita pepo cv Dayangua. The HPLC chromatography was carried out with a lineal gradient programming and detection wavelength at 215 nm. Kromasil C8 column (150 mm...
Manali Dimri et al.
Development (Cambridge, England), 144(14), 2595-2605 (2017-07-20)
The intrahepatic biliary network is a highly branched three-dimensional network lined by biliary epithelial cells, but how its branching patterns are precisely established is not clear. We designed a new computer-based algorithm that quantitatively computes the structural differences of the...
Pei-Lin Wu et al.
Chemical & pharmaceutical bulletin, 52(3), 345-349 (2004-03-03)
Three new compounds: begonanline (1). nantoamide (2). and methyl (S)-glycerate (3). as well as forty-four known compounds have been isolated and characterized from the rhizomes of Begonia nantoensis. The structures of these compounds were determined by spectral analyses and/or X-ray...
Yanmin Dong et al.
Carcinogenesis, 31(12), 2097-2104 (2010-08-25)
Cucurbitacin E (CuE, α-elaterin), a tetracyclic triterpenes compound from folk traditional Chinese medicine plants, has been shown to inhibit cancer cell growth, inflammatory response and bilirubin-albumin binding. However, the effects of CuE on tumor angiogenesis and its potential molecular mechanism...
Yasuyuki Sadzuka et al.
International journal of pharmaceutics, 383(1-2), 186-191 (2009-09-08)
Cucurbitacin E increases the doxorubicin (DOX) level in M5076 ovarian sarcoma via suppressed DOX efflux in vitro. An increase in DOX induced antitumor activity by cucurbitacin E in vivo has been reported previously. This paper attempts to clarify the mechanism...
Rachid Chawech et al.
Molecules (Basel, Switzerland), 20(10), 18001-18015 (2015-10-06)
Two new tetracyclic cucurbitane-type triterpene glycosides were isolated from an ethyl acetate extract of Citrullus colocynthis leaves together with four known cucurbitacins. Their structures were established on the basis of their spectroscopic data (mainly NMR and mass spectrometry). Evaluation of...
Phyllis A W Martin et al.
Journal of insect science (Online), 2, 19-19 (2004-09-30)
Cucurbitacins are feeding stimulants for diabroticite beetles, including corn rootworms and cucumber beetles, which can be added to a bait containing an insecticide thereby reducing the levels of other insecticide treatments needed to control these pests. One of them, cucurbitacin...
Jing Qiao et al.
Inflammation research : official journal of the European Histamine Research Society ... [et al.], 62(5), 461-469 (2013-01-31)
Cucurbitacin E (CuE), a triterpenoid compound isolated from Cucurbitaceae plants, possesses a wide range of biological activities including anti-inflammatory properties. The present study aimed to investigate the anti-inflammatory effect of CuE and the underlying mechanism of action. The anti-inflammatory effect...
Yasuyuki Sadzuka et al.
International journal of pharmaceutics, 354(1-2), 63-69 (2007-12-07)
We screened various food components for their ability to inhibit doxorubicin (DOX) permeability in tumor cells in vitro with the aim of finding novel modulators. Capsaicin did not change DOX permeability in the tumor cells, although the capsaicin derivatives gingerol...
Tehila Tannin-Spitz et al.
Biochemical and biophysical research communications, 364(1), 181-186 (2007-10-19)
The cucurbitacins are of great interest because of the wide range of biological activities they exhibit in plants and animals. We studied the antioxidant properties of cucurbitacin B + E glucosides (cucurbitacin glucoside combination, CGC) and their direct free-radical scavenging...
Xiao-Lei Shan et al.
Chinese journal of cancer, 29(1), 20-24 (2009-12-30)
There are various biological activities of cucurbitacin E (CuE), including antitumor effect, anti-chemical carcino-genesis, liver protection, and enhancement of the immunity, and so on. This study was to investigate the effect of CuE on proliferation inhibition and apoptosis induction of...
Xiaojuan Wang et al.
PeerJ, 5, e3357-e3357 (2017-06-07)
Cucurbitacins, a class of toxic tetracyclic triterpenoids in Cucurbitaceae, modulate many molecular targets. Here we investigated the interactions of cucurbitacin B, E and I with cytoskeletal proteins such as microtubule and actin filaments. The effects of cucurbitacin B, E and...
Chao-Ming Hung et al.
International journal of molecular sciences, 14(8), 17147-17156 (2013-08-24)
Human oral squamous cell carcinoma (OSCC) is a common form of malignant cancer, for which radiotherapy or chemotherapy are the main treatment methods. Cucurbitacin E (CuE) is a natural compound previously shown to be an antifeedant as well as a...
Lamice Habib et al.
International journal of pharmaceutics, 448(1), 313-319 (2013-03-26)
Cucurbitacin E (Cuc E), highly oxygenated triterpene from cucurbitaceae family, was demonstrated to possess anti-proliferative, anti-inflammatory and anti-oxidant activities. Here, we studied the effect of Cuc E on the properties of the phospholipid membrane. Large unilamellar vesicles, with and without...
Three-dimensional structural analysis reveals a Cdk5-mediated kinase cascade regulating hepatic biliary network branching in zebrafish
Dimri M, et al.
Development, 144(14), 2595-2605 (2017)
Myriam Saade et al.
Biopharmaceutics & drug disposition, 30(7), 389-397 (2009-08-19)
It was shown previously that the anticancerous cytotoxic oxygenated triterpenes, cucurbitacin E (Cuc E) and its deacetylated form, cucurbitacin I (Cuc I), interacted differently with human serum albumin. In this study, the biochemical stability of Cuc E was investigated in...
Xiaolong He et al.
Oncology letters, 13(6), 4905-4910 (2017-06-11)
Cucurbitacin E is an important member of the cucurbitacin family and exhibits inhibitory effects in various types of cancer. Cucurbitacin is a potential antineoplastic drug; however, its anticancer effect in human prostate cancer (PC) remains unknown. The aim of the...
Marc Litaudon et al.
Natural product research, 17(4), 229-233 (2003-06-26)
An extract of the leaves of Morierina montana collected in New Caledonia was found to be cytotoxic for KB cells. A bioassay-guided fractionation procedure led to the isolation of a series of cucurbitacins of which one, morierinin (1), is new....
Tian Lan et al.
International journal of clinical and experimental pathology, 6(9), 1799-1805 (2013-09-17)
Due its inhibitory effects on chemical carcinogenesis and inflammation, Cucurbitacins have been proposed as an effective agent for the prevention or treatment of human cancers. In this study, we aimed to explore the effect of Cucurbitacin E (CuE) on human...
Siddig Ibrahim Abdelwahab et al.
Fitoterapia, 82(8), 1190-1197 (2011-08-30)
The in vivo and in vitro mechanistic anti-inflammatory actions of cucurbitacin E (CE) (Citrullus lanatus var. citroides) were examined. The results showed that LPS/INF-γ increased NO production in RAW264.7 macrophages, whereas L-NAME and CE curtailed it. CE did not reveal...
Rony Abou-Khalil et al.
Journal of photochemistry and photobiology. B, Biology, 95(3), 189-195 (2009-04-22)
Cucurbitacins (Cuc) are cytotoxic oxygenated triterpenes. Their binding to albumin may control their diffusion and consequently their biological effects. The specific binding site of Cuc to albumin is important to be defined as it could determine some of the drug...
Yanchun Li et al.
Anti-cancer drugs, 21(4), 389-400 (2010-01-30)
The antiproliferative and apoptotic effects of cucurbitacin E, a natural product isolated from Cucurbitaceae, were determined in human leukemia HL-60 cells. Cucurbitacin E at low concentrations (3-50 nmol/l) inhibited the growth of HL-60 cells, which was associated with G2/M cell-cycle...
Fernanda Bajanca et al.
Nature communications, 10(1), 1518-1518 (2019-04-05)
When migrating in vivo, cells are exposed to numerous conflicting signals: chemokines, repellents, extracellular matrix, growth factors. The roles of several of these molecules have been studied individually in vitro or in vivo, but we have yet to understand how...
Tao Zhang et al.
Breast cancer research and treatment, 135(2), 445-458 (2012-07-31)
Tumor metastasis is the main cause of cancer-related deaths of patients. Breast cancer is highly malignant with considerable metastatic potential, which urges the necessity for developing novel potential drug candidate to prevent tumor metastasis. Here, we report our finding with...
Seif-Eldin N Ayyad et al.
Environmental toxicology and pharmacology, 33(2), 245-251 (2012-01-17)
Chromatographic investigation of fruits obtained from Citrullus colocynthis, growing in Saudi Arabia, led to isolation of two compounds; Cucurbitacin E glucoside (Cu E, 1), and Cucurbitacin I glucoside (Cu I, 2). The chemical structures of 1 and 2, were elucidated...
Huang-Qin Zhang et al.
Journal of pharmaceutical and biomedical analysis, 167, 114-122 (2019-02-15)
Trichosanthin (root of Trichosanthes kirilowii Maxim.) has received much attention, but T. kirilowii has received little systematic analysis. A comprehensive evaluation of flavones and triterpenes in nine different parts of T. kirilowii would, thus, be of value to fully understand...
G I Kaya et al.
Die Pharmazie, 63(12), 851-853 (2009-01-31)
"Hedgehyssop" Gratiola officinalis L. (Scrophulariaceae) is found as an ingredient in homeopathic remedies. Among the active compounds found in G. officinalis, the cucurbitacines constitute a group of triterpenoid substances which are well-known for their bitterness and toxicity. Due to the...
H Greige-Gerges et al.
Life sciences, 80(6), 579-585 (2006-11-14)
The aim of this study is to investigate the effect of three cucurbitacins (Cuc) E, D and I on the bilirubin-albumin binding, both in human serum albumin (HSA) and in plasma. Bilirubin-HSA solution and plasma free of cucurbitacins were prepared...

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