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81845

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Matt K Lee et al.
American journal of respiratory cell and molecular biology, 51(1), 114-124 (2014-02-04)
Lung maturation is regulated by interactions between mesenchymal and epithelial cells, and is delayed by androgens. Fibroblast-Type II cell communications are dependent on extracellular signal-regulated kinases (ERK) 1/2 activation by the ErbB receptor ligands epidermal growth factor (EGF), transforming growth
Jin Hyoung Cho et al.
International journal of oncology, 46(1), 265-271 (2014-10-14)
Esculetin (6,7-dihydroxycoumarin), a coumarin compound, is known to inhibit proliferation and induce apoptosis in several types of human cancer cells and is regarded as a promising chemotherapeutic agent. The purpose of the present study was to investigate the anti-proliferative effects
Kaiwu Xu et al.
Medicine, 93(28), e294-e294 (2014-12-20)
X-ray repair complementing defective repair in Chinese hamster cells 2 (XRCC2) and poly(ADP-ribose) polymerase 1 (PARP1) both play important roles in homologous recombination DNA repair. According to the theory of synthetic lethality, XRCC2-deficient cells are more sensitive to PARP1 inhibitors
X Xing-Long et al.
Letters in applied microbiology, 56(5), 333-339 (2013-02-26)
Propidium monoazide is a DNA-intercalating dye. PMA-qPCR has been reported as a novel method to detect live bacteria in complex samples. In this study, this method was used to monitor the sterilization effects of UHP, ultrasound and high PEF on
Lei Duan et al.
Cancer letters, 353(2), 290-300 (2014-07-30)
Autophagy is a mechanism of tamoxifen (TAM) resistance in ER-positive (ER+) breast cancer cells. In this study, we showed in ER+ MCF7 cells that 4-hydroxytamoxifen (4OHTAM) induced cellular nitric oxide (NO) that negatively regulates cellular superoxide (O2-) and cytotoxicity. 4OHTAM
C Wong et al.
Cell death & disease, 5, e1450-e1450 (2014-10-10)
Endogenous c-MYC (MYC) has been reported to be a potential pharmacological target to trigger ubiquitous tumor regression of pancreatic neuroendocrine tumors (PanNETs) and lung tumors. Recently inhibitors of bromodomain and extra-terminal (BET) family proteins have shown antitumor effects through the
Ta-Wei Tai et al.
Bone, 67, 166-174 (2014-07-13)
The nitrogen-containing bisphosphonate zoledronic acid (ZA) induces apoptosis in osteoclasts and inhibits osteoclast-mediated bone resorption. It is widely used to treat osteoporosis. However, some patients are less responsive to ZA treatment, and the mechanisms of resistance are still unclear. Here
Guozheng Qin et al.
PloS one, 6(7), e21945-e21945 (2011-07-15)
How the host cells of plants and animals protect themselves against fungal invasion is a biologically interesting and economically important problem. Here we investigate the mechanistic process that leads to death of Penicillium expansum, a widespread phytopathogenic fungus, by identifying
Mark A Wade et al.
Nucleic acids research, 43(1), 196-207 (2014-12-10)
Endocrine therapy has successfully been used to treat estrogen receptor (ER)-positive breast cancer, but this invariably fails with cancers becoming refractory to treatment. Emerging evidence has suggested that fluctuations in ER co-regulatory protein expression may facilitate resistance to therapy and
Yifeng Bai et al.
Oncotarget, 5(17), 7760-7775 (2014-09-17)
Secretagogin (SCGN) has recently been identified to play a crucial role in cell apoptosis, receptor signaling and differentiation. However, its clinical significance and functional roles in SCLC chemoresistance remain unknown. Here we examined the expression of SCGN in clinical samples
Alisa B Lee-Sherick et al.
Oncotarget, 6(9), 6722-6736 (2015-03-13)
Mer and Flt3 receptor tyrosine kinases have been implicated as therapeutic targets in acute myeloid leukemia (AML). In this manuscript we describe UNC1666, a novel ATP-competitive small molecule tyrosine kinase inhibitor, which potently diminishes Mer and Flt3 phosphorylation in AML.
Sumei Wang et al.
Molecular cancer therapeutics, 13(12), 3163-3174 (2014-10-17)
Nasopharyngeal carcinoma (NPC) is a malignant tumor originating in the epithelium. Radiotherapy is the standard therapy, but tumor resistance to this treatment reduces the 5-year patient survival rate dramatically. Studies are urgently needed to elucidate the mechanism of NPC radioresistance.
Kasyapa Chitta et al.
British journal of haematology, 169(3), 377-390 (2015-02-19)
Deubiquitinase enzymes (DUBs) of the proteasomal 19S regulatory particle are emerging as important therapeutic targets in several malignancies. Here we demonstrate that inhibition of two proteasome-associated DUBs (USP14 and UCHL5) with the small molecule DUB inhibitor b-AP15, results in apoptosis
Sandeep Kumar Dash et al.
Journal of applied toxicology : JAT, 34(11), 1130-1144 (2014-01-31)
The aim of the present study was to develop zinc sulfide nanoparticles (ZnS NPs) and to study their cytotoxicity against the KG-1A (human acute myeloid leukemia) cell line. ZnS NPs were synthesized using the pyrolytic method and characterized by X-ray
Mayuri Shukla et al.
Journal of pineal research, 58(2), 151-165 (2014-12-11)
Melatonin controls many physiological functions including regulation of the circadian rhythm and clearance of free radicals and neuroprotection. Importantly, melatonin levels strongly decrease as we age and patients with Alzheimer's disease (AD) display lower melatonin than age-matched controls. Several studies
Sejeong Kim et al.
PloS one, 10(3), e0118800-e0118800 (2015-03-11)
This study investigated the antimicrobial action of oleanolic acid against Listeria monocytogenes, Enterococcus faecium, and Enterococcus faecalis. To determine the cytotoxicity of oleanolic acid, HEp-2 cells were incubated with oleanolic acid at 37°C. MICs (minimal inhibition concentrations) for L. monocytogenes
Renato S Carvalho et al.
Cancer biology & therapy, 15(7), 840-850 (2014-04-24)
DNA damage repair (DDR) is an orchestrated process encompassing the injury detection to its complete resolution. DNA double-strand break lesions are repaired mainly by two distinct mechanisms: the error-free homologous recombination (HR) and the error-prone non-homologous end-joining. Galectin-3 (GAL3) is
Fei-Fei Li et al.
Acta pharmacologica Sinica, 35(6), 806-813 (2014-06-07)
Skewed cytoplasmic accumulation of NPM mutant protein (NPM1c+) is close related to leukemia pathogenesis. The aim of this study was to investigate whether oridonin, a diterpenoid isolated from the Chinese traditional medicine Rabdosia rubescens, was able to interfere with NPM1c+
Mari Spildrejorde et al.
Physiological genomics, 46(14), 512-522 (2014-05-16)
The relative function of the P2X7 receptor, an ATP-gated ion channel, varies between humans due to polymorphisms in the P2RX7 gene. This study aimed to assess the functional impact of P2X7 variation in a random sample of the canine population.
Madeline M Wong et al.
PloS one, 9(6), e99989-e99989 (2014-06-20)
A central hallmark of epigenetic inheritance is the parental transmission of changes in patterns of gene expression to progeny without modification of DNA sequence. Although, the trans-generational conveyance of this molecular memory has been traditionally linked to covalent modification of
Fernanda Visioli et al.
PloS one, 9(6), e101053-e101053 (2014-06-26)
This study was designed to investigate the activation of the unfolded protein response (UPR) in tumor associated endothelial cells (TECs) and its association with chemoresistance during acidic pH stress. Endothelial cells from human oral squamous cell carcinomas (OSCC) were excised
Loredana Alberti et al.
PloS one, 9(10), e109921-e109921 (2014-10-04)
BORIS/CTCFL is a member of cancer testis antigen family normally expressed in germ cells. In tumors, it is aberrantly expressed although its functions are not completely well-defined. To better understand the functions of BORIS in cancer, we selected the embryonic
Rituparna Mukhopadhyay et al.
PLoS genetics, 10(5), e1004319-e1004319 (2014-05-03)
We have developed a new approach to characterize allele-specific timing of DNA replication genome-wide in human primary basophilic erythroblasts. We show that the two chromosome homologs replicate at the same time in about 88% of the genome and that large
Punithavathi Ranganathan et al.
Journal of cellular and molecular medicine, 18(7), 1290-1299 (2014-04-12)
The netrin-1 administration or overexpression is known to protect colon from acute colitis. However, the receptor that mediates netrin-1 protective activities in the colon during colitis remains unknown. We tested the hypothesis that UNC5B receptor is a critical mediator of
Nikolina Giotopoulou et al.
Clinical & experimental metastasis, 32(3), 255-265 (2015-02-04)
Metastasis, responsible for most deaths from breast cancer (BC), is a multistep process leading to cancer cell spread. Extracellular matrix (ECM)-related adhesion and apoptosis resistance play pivotal role in metastasis. Ras suppressor-1 (RSU-1) localizes to cell-ECM adhesions and binds to
Ian K Campbell et al.
Journal of immunology (Baltimore, Md. : 1950), 192(11), 5031-5038 (2014-04-25)
High-dose i.v. Ig (IVIG) is used to treat various autoimmune and inflammatory diseases; however, the mechanism of action remains unclear. Based on the K/BxN serum transfer arthritis model in mice, IVIG suppression of inflammation has been attributed to a mechanism
Sarmistha Bandyopadhyay et al.
PloS one, 9(10), e109525-e109525 (2014-10-09)
Francisella tularensis is a Gram-negative, facultative intracellular pathogen that replicates in the cytosol of macrophages and is the causative agent of the potentially fatal disease tularemia. A characteristic feature of F. tularensis is its limited proinflammatory capacity, but the mechanisms
Kamal Shaik Fakiruddin et al.
Cancer cell international, 14(1), 122-122 (2014-12-04)
Tumour homing capacity of engineered human adipose-derived mesenchymal stromal cells (ADMSCs) expressing anti-tumour agents might be the key for a much safer and yet efficient targeted tumour therapy. However, ADMSCs exhibit resistant to most gene transfection techniques and the use
Jakub P Piwowarski et al.
Journal of natural medicines, 69(1), 100-110 (2014-10-29)
The herb Lythrum salicaria L. (Lythraceae) is used in traditional medicine to treat diseases with an inflammatory background, such as haemorrhoidal disease, dysentery, chronic intestinal catarrh, eczema, varicose veins, periodontosis and gingivitis. Because these diseases are closely associated with an
Carlo Foresta et al.
Human reproduction (Oxford, England), 29(6), 1134-1145 (2014-04-29)
What are the dynamics of zinc (Zn) trafficking in sperm, at the testicular, epididymal and ejaculate levels? Zn transporters are peculiarly expressed in the cells of the germ line and Zn uptake is maximal at the post-epididymal phase, where Zn
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