Search Within
Applied Filters:
Showing 1-30 of 929 results for "


" within Papers
Kazuhiro Koikawa et al.
Cancer letters, 425, 65-77 (2018-03-28)
Stroma invasion is an important step in pancreatic cancer progression. However, how pancreatic ductal adenocarcinoma (PDAC) with ductal structure invades the surrounding stroma has not been clear. Here, we elucidated the mechanism of stromal invasion of PDAC, using organoids. From
Derivation and long-term expansion of human endometrial and decidual organoids
Margherita Turco
Protocol Exchange, 2639-2644 (2017)
Christian W Johnson et al.
Cell reports, 28(6), 1538-1550 (2019-08-08)
Ras GTPases are mutated at codons 12, 13, and 61, with different frequencies in KRas, HRas, and NRas and in a cancer-specific manner. The G13D mutant appears in 25% of KRas-driven colorectal cancers, while observed only rarely in HRas or
Mehran Haidari et al.
Life sciences, 93(25-26), 994-1003 (2013-11-12)
The effect of antioxidants on treatment of cancer is still controversial. Previously, we demonstrated that interaction of breast cancer cells with endothelial cells leads to tyrosine phosphorylation of VE-cadherin and disruption of endothelial adherens junction (EAJ). The molecular mechanism underlying
Daisuke Kadowaki et al.
Biological & pharmaceutical bulletin, 38(3), 487-492 (2015-03-12)
Uric acid exerts an important antioxidant effect against external oxidative stress under physiological conditions. However, uric acid itself can increase oxidative stress via reduced nicotinamide adenine dinucleotide phosphate (NADPH) oxidase activation in adipocytes and vascular cells. Uric acid transporter 1
Eduesley Santana-Santos et al.
The Annals of thoracic surgery, 97(5), 1617-1623 (2014-03-25)
The renoprotective effect of N-acetylcystein in patients undergoing coronary artery bypass graft surgery is controversial. We assessed the renoprotective effect of the highest dose of N-acetylcystein sanctioned for clinical use in a prospective, double-blind, placebo-controlled study including 70 chronic kidney
Patrick T Grogan et al.
Investigational new drugs, 32(4), 604-617 (2014-04-11)
Temozolomide (TMZ) has remained the chemotherapy of choice in patients with glioblastoma multiforme (GBM) primarily due to the lack of more effective drugs. Tumors, however, quickly develop resistance to this line of treatment creating a critical need for alternative approaches
Bi-Yun Zheng et al.
International journal of oncology, 45(3), 1143-1150 (2014-06-19)
HBx is a multifunctional regulator that interacts with host factors to contribute to the development of hepatocellular carcinoma. In this study, to explore the co-localization of HBx and COXIII in HepG2 cells and to investigate the molecular mechanism of HBx
Qinxiang Zheng et al.
Experimental eye research, 125, 1-8 (2014-05-20)
Tear film hyperosmolarity along with exposure to oxidant stress are factors that can induce chronic ocular surface inflammation and pain. However, there is limited information on how increases in reactive oxygen species (ROS) generated by oxidant exposure can induce inflammation.
Jianli Chen et al.
Biochemical and biophysical research communications, 447(1), 77-82 (2014-04-03)
It is predicted that the incidence of mesothelioma will increase and thus it is important to find new ways to treat this chemoresistant tumor. Glutathione-S-Transferase π (GSTπ) is found at significant levels in mesotheliomas and thus attenuating its intracellular levels
Xue Li et al.
Inflammation, 43(5), 1884-1892 (2020-06-05)
Although obesity is associated with inflammatory bowel disease (IBD), the underlying molecular mechanism still remains unclear. In this study, we evaluated the effects of high-fat diet (HFD)-induced obesity on the development of experimental colitis in mice. The C57BL/6 mice were
Hyun-Ji Cho et al.
International journal of oncology, 46(3), 1149-1158 (2015-01-15)
To improve radiation therapy, the development of effective radiosensitizer is required. Fifty percent inhibitory concentration (IC50) values of 3',4',5',7'‑tetrahydroxyflavone (luteolin) against NCI‑H460 and ‑H1299 non‑small cell lung cancer (NSCLC) cells were determined using 3‑(4,5‑dimethylthiazol‑2‑yl)‑2,5‑diphenyltetrazolium bromide (MTT) assays. Radiosensitizing activity was
Jane M Rodgers et al.
Glia, 63(5), 768-779 (2015-01-06)
Inflammatory signals present in demyelinated multiple sclerosis lesions affect the reparative remyelination process conducted by oligodendrocyte progenitor cells (OPCs). Interferon-γ (IFN-γ), tumor necrosis factor-α (TNF-α), and interleukin (IL)-6 have differing effects on the viability and growth of OPCs, however the
Kaisa Tamminen et al.
PloS one, 10(7), e0134551-e0134551 (2015-08-01)
Wnt/beta-catenin signaling plays a central role in guiding the differentiation of the posterior parts of the primitive gut tube into intestinal structures in vivo and some studies suggest that FGF4 is another crucial factor for intestinal development. The aim of
Hanqian Mao et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 35(18), 7003-7018 (2015-05-08)
The cerebral cortex is built during embryonic neurogenesis, a period when excitatory neurons are generated from progenitors. Defects in neurogenesis can cause acute neurodevelopmental disorders, such as microcephaly (reduced brain size). Altered dosage of the 1q21.1 locus has been implicated
Yu Jin Jeon et al.
Drug and chemical toxicology, 38(2), 180-187 (2014-08-27)
Hepatic ischemic injury is a major complication arising from liver surgery, transplantation, or other ischemic diseases, and both reactive oxygen species (ROS) and pro-inflammatory mediators play the role of key mediators in hepatic ischemic injury. In this study, we examined
S Sudheer Khan et al.
Bioprocess and biosystems engineering, 38(7), 1243-1249 (2015-01-30)
Silver nanoparticles (Ag NPs) are being increasingly used in many consumer products owing to their excellent antimicrobial properties. The continuous use of Ag NPs in consumer products will lead to environmental release. The present study evaluated the toxic effects and
Sonia Merluzzi et al.
Molecular immunology, 45(14), 3731-3739 (2008-07-12)
Apurinic/apyrimidinic endonuclease-1/Redox factor-1, a multifunctional DNA base excision repair and redox regulation enzyme, plays an important role in oxidative signalling, transcription factor regulation, and cell cycle control. Recently, we have demonstrated that following the triggering of CD40 on B cells
Sophie D Adams et al.
Current biology : CB, 31(7), 1403-1416 (2021-02-17)
Bidirectional communication between cells and their surrounding environment is critical in both normal and pathological settings. Extracellular vesicles (EVs), which facilitate the horizontal transfer of molecules between cells, are recognized as an important constituent of cell-cell communication. In cancer, alterations
T Rajah et al.
Toxicology and applied pharmacology, 278(2), 100-106 (2014-04-29)
The caspase inhibitor benzyloxycarbony (Cbz)-l-Val-Ala-Asp (OMe)-fluoromethylketone (z-VAD-FMK) has recently been shown to inhibit T cell proliferation without blocking caspase-8 and caspase-3 activation in primary T cells. We showed in this study that z-VAD-FMK treatment leads to a decrease in intracellular
Dorian V Ziegler et al.
Nature communications, 12(1), 720-720 (2021-02-03)
Cellular senescence is induced by stresses and results in a stable proliferation arrest accompanied by a pro-inflammatory secretome. Senescent cells accumulate during aging, promoting various age-related pathologies and limiting lifespan. The endoplasmic reticulum (ER) inositol 1,4,5-trisphosphate receptor, type 2 (ITPR2)
Maryse Lemaire et al.
PloS one, 10(9), e0136592-e0136592 (2015-09-04)
Epidemiological studies have shown that arsenic exposure increases atherosclerosis, but the mechanisms underlying this relationship are unknown. Monocytes, macrophages and platelets play an important role in the initiation of atherosclerosis. Circulating monocytes and macrophages bind to the activated vascular endothelium
Toshinori Okinaga et al.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research, 35(6), 431-440 (2015-03-20)
Interleukin-1 (IL-1) cytokines, IL-1α, IL-1β, and IL-18 play a crucial role in inflammatory responses in a variety of diseases including periodontitis. In this study, the periodontopathic bacterial pathogen, Aggregatibacter actinomycetemcomitans, induced cell death and cytokine release in macrophages. Cell viability
Li Zhang et al.
Toxicology letters, 228(3), 248-259 (2014-05-31)
Cathepsin S is a lysosomal cysteine protease that is overexpressed in various cancer models and plays important role in tumorigenesis, however the mechanisms are unclear. In the present study, we found that inhibition of cathepsin S induced autophagy and mitochondrial
Zhi-Hao Jiao et al.
PloS one, 9(7), e102564-e102564 (2014-07-18)
Silver nanoparticles (AgNPs) have attracted considerable attentions due to their unique properties and diverse applications. Although it has been reported that AgNPs have acute toxic effects on a variety of cultured mammalian cells and animal models, few studies have been
Sean Ekins et al.
Drug metabolism and disposition: the biological fate of chemicals, 38(12), 2302-2308 (2010-09-17)
Drug-induced liver injury (DILI) is one of the most important reasons for drug development failure at both preapproval and postapproval stages. There has been increased interest in developing predictive in vivo, in vitro, and in silico models to identify compounds
Takuro Nishikawa et al.
PloS one, 10(6), e0131394-e0131394 (2015-06-27)
Observed only after administration of high doses, cardiotoxicity is the dose-limiting effect of cyclophosphamide (CY). We investigated the poorly understood cardiotoxic mechanisms of high-dose CY. A rat cardiac myocardial cell line, H9c2, was exposed to CY metabolized by S9 fraction
Francisco J Rios et al.
The Journal of pharmacology and experimental therapeutics, 353(1), 27-34 (2015-01-27)
Hyperaldosteronism and hypertension were unexpected side effects observed in trials of torcetrapib, a cholesteryl ester-transfer protein (CETP) inhibitor that increases high-density lipoprotein. Given that CETP inhibitors are lipid soluble, accumulate in adipose tissue, and have binding sites for proteins involved
B Mallebrera et al.
Toxicology letters, 226(3), 337-342 (2014-03-13)
Glutathione (GSH) levels, glutathione peroxidase (GPx), glutathione reductase (GR) and glutathione-S-transferase (GST) as antioxidant defense system were evaluated in CHO-K1 cells after beauvericin (BEA) exposure. The effect of N-acetyl-cysteine (NAC) pre-treatment was assessed. GSH levels significantly decrease 18% and 29%
Yan Wang et al.
American journal of physiology. Heart and circulatory physiology, 307(10), H1438-H1447 (2014-09-28)
Viral myocarditis, which is most prevalently caused by coxsackievirus B3 (CVB3) infection, is a serious clinical condition characterized by cardiac inflammation. Inflammasome plays an essential role in the regulation of diverse inflammatory responses by serving as a platform for caspase-1
Page 1 of 31
Page 1 of 31