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Jill M Combrinck et al.
Malaria journal, 14, 253-253 (2015-06-24)
The activity of several well-known anti-malarials, including chloroquine (CQ), is attributed to their ability to inhibit the formation of haemozoin (Hz) in the malaria parasite. The formation of inert Hz, or malaria pigment, from toxic haem acquired from the host
David Schult et al.
Scientific reports, 5, 16965-16965 (2015-11-26)
Enhancer of zeste homolog 2 (EZH2) is a core epigenetic regulator, playing a crucial role in cell cycle regulation. The protein is known to be associated with proliferation and worse outcome in several tumor entities. In this study, we immunohistochemically
Aparecida D Malvezi et al.
Antimicrobial agents and chemotherapy, 58(10), 6157-6164 (2014-08-06)
The intracellular protozoan parasite Trypanosoma cruzi is the etiologic agent of Chagas disease, a serious disorder that affects millions of people in Latin America. Cell invasion by T. cruzi and its intracellular replication are essential to the parasite's life cycle
Chuanlong Zhu et al.
Journal of virology, 89(13), 6608-6618 (2015-04-17)
The elongation factor Tu GTP binding domain-containing protein 2 (EFTUD2) was identified as an anti-hepatitis C virus (HCV) host factor in our recent genome-wide small interfering RNA (siRNA) screen. In this study, we sought to further determine EFTUD2's role in
Fei Huang et al.
PloS one, 9(6), e100993-e100993 (2014-06-28)
The homologous recombination pathway is responsible for the repair of DNA double strand breaks. RAD51, a key homologous recombination protein, promotes the search for homology and DNA strand exchange between homologous DNA molecules. RAD51 is overexpressed in a variety of
Fatima El Aamri et al.
Microbes and infection, 17(4), 258-265 (2014-06-24)
Streptococcus iniae has become one of the most serious aquatic pathogens in the last decade, causing large losses in wild and farmed fish worldwide. There is clear evidence that this pathogen is capable not only of causing serious disease in
James D'Amour et al.
Experimental neurology, 269, 102-119 (2015-04-14)
In catamenial epilepsy, seizures exhibit a cyclic pattern that parallels the menstrual cycle. Many studies suggest that catamenial seizures are caused by fluctuations in gonadal hormones during the menstrual cycle, but this has been difficult to study in rodent models
Bo Shen et al.
FEBS letters, 589(20 Pt B), 3205-3211 (2015-09-24)
The role of miR-339 in human gastric cancer (GC) remains unclear. Here, we found that miR-339 is remarkably decreased in primary GC tissues. Overexpression of miR-339 in GC cells significantly suppressed proliferation, migration, invasion, and tumorigenicity. Furthermore, NOVA1 was confirmed
Baocheng Tian et al.
Colloids and surfaces. B, Biointerfaces, 130, 246-254 (2015-04-30)
A novel targeting drug delivery system containing poly(styrene-alt-maleic anhydride)58-b-polystyrene130 (P(St-alt-MA)58-b-PSt130) as a copolymer backbone, N-acetyl glucosamine (NAG) as a targeting moiety was designed and synthesized. The NAG grafted copolymer (NAG-P(St-alt-MA)58-b-PSt130) was characterized by FTIR and (1)H NMR. The NAG-P(St-alt-MA)58-b-PSt130 nanoparticles
Elisa Coluzzi et al.
PloS one, 9(10), e110963-e110963 (2014-10-30)
One main function of telomeres is to maintain chromosome and genome stability. The rate of telomere shortening can be accelerated significantly by chemical and physical environmental agents. Reactive oxygen species are a source of oxidative stress and can produce modified
Eva Tvrdá et al.
Biological trace element research, 167(1), 36-47 (2015-03-12)
This in vitro study was designed to assess the impact of divalent (Fe(2+)) or trivalent (Fe(3+)) iron on the activity and oxidative balance of bovine spermatozoa at specific time intervals (0, 2, 8, 16, and 24 h) during an in vitro
Bing-jiao Zhao et al.
Fundamental & clinical pharmacology, 28(5), 583-592 (2013-10-12)
Periodontal ligament stem cells (PDLSCs) are considered as potential mesenchymal stem cell sources for future clinical applications in periodontal regeneration therapy. Simvastation, widely used for lowering serum cholesterol, is known to have a bone stimulatory effect. However, it is not
Philippe Régnier et al.
Marine drugs, 13(5), 2857-2874 (2015-05-12)
Astaxanthin, a powerful antioxidant, is a good candidate for the prevention of intracellular oxidative stress. The aim of the study was to compare the antioxidant activity of astaxanthin present in two natural extracts from Haematococcus pluvialis, a microalgae strain, with
Prabha Arya et al.
ACS chemical neuroscience, 5(10), 982-992 (2014-08-15)
The pathogenesis of protein misfolding diseases is attributed to the cytotoxicity caused by amyloidogenic prefibrillar aggregates, rather than mature fibrils. The presence of one or more amyloidogenic stretches in different proteins has been proven critical for initiating fibril formation. In
Dennis S B Ongarora et al.
Bioorganic & medicinal chemistry, 23(17), 5419-5432 (2015-08-13)
A novel class of benzoheterocyclic analogues of amodiaquine designed to avoid toxic reactive metabolite formation was synthesized and evaluated for antiplasmodial activity against K1 (multidrug resistant) and NF54 (sensitive) strains of the malaria parasite Plasmodium falciparum. Structure-activity relationship studies led
Philip G Jones et al.
Pharmacology, biochemistry, and behavior, 135, 46-52 (2015-05-20)
In this study, we report the pharmacological effects of a novel PDE10A inhibitor, SEP-39. SEP-39 is a potent (1.0nM) inhibitor of human PDE10A in vitro, with good selectivity (>16000-fold) against other PDEs. In an in vivo occupancy study, the RO50
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
Sheng Ma et al.
ChemMedChem, 10(1), 193-206 (2014-11-08)
RhoA, a member of the Rho GTPases, is involved in a variety of cellular functions and could be a suitable therapeutic target for the treatment of cardiovascular diseases. However, few small-molecule RhoA inhibitors have been reported. Based on our previously
Celia Fernández-Blanco et al.
Toxicology letters, 235(2), 61-66 (2015-04-02)
Oxidative stress occurs as a consequence of an imbalance between the prooxidant/antioxidant systems, causing an increase of intracellular generation of reactive oxygen species. Alternariol (AOH), a mycotoxin produced by Alternaria sp. can alter the action of glutathione (GSH) and the
Xiaoyan Sun et al.
Bioscience, biotechnology, and biochemistry, 78(11), 1805-1812 (2014-10-30)
Burn scar contracture that follows the healing of deep dermal burns causes severe deformation and functional impairment. However, its current therapeutic interventions are limited with unsatisfactory outcomes. When we treated deep second-degree burns in rat skin with activin-like kinase 5
Adebowale O Bamidele et al.
The Journal of cell biology, 210(2), 257-272 (2015-07-22)
IQ motif-containing GTPase-activating protein 1 (IQGAP1) is a cytoskeleton-interacting scaffold protein. CXCR4 is a chemokine receptor that binds stromal cell-derived factor-1 (SDF-1; also known as CXCL12). Both IQGAP1 and CXCR4 are overexpressed in cancer cell types, yet it was unclear
Wei Xu et al.
Journal of physiology and biochemistry, 71(4), 823-838 (2015-11-09)
Transdifferentiation of alveolar epithelial type II cells (AECIIs) to type I cells (AECIs) is critical for reestablishment and maintenance of an intact alveolar epithelium. However, this process is frequently destroyed by hyperoxia treatment, which is commonly used in respiratory distress
Robert Stoehr et al.
Pathobiology : journal of immunopathology, molecular and cellular biology, 82(2), 53-57 (2015-05-23)
Recently, recurrent mutations within the core promoter of the human telomerase reverse transcriptase (TERT) gene generating consensus binding sites for ETS transcription factor family members were described in melanomas and other malignancies (e.g. bladder cancer, hepatocellular carcinoma). These mutations were
Paul D Hanavan et al.
Oncotarget, 6(21), 18418-18428 (2015-07-15)
Quiescin sulfhydryl oxidase 1 (QSOX1) is a highly conserved disulfide bond-generating enzyme that is overexpressed in diverse tumor types. Its enzymatic activity promotes the growth and invasion of tumor cells and alters extracellular matrix composition. In a nude mouse-human tumor
Ting Wang et al.
Plant physiology, 169(2), 1027-1041 (2015-08-06)
Abiotic stresses, such as salinity, cause global yield loss of all major crop plants. Factors and mechanisms that can aid in plant breeding for salt stress tolerance are therefore of great importance for food and feed production. Here, we identified
Huan He et al.
Scientific reports, 5, 13543-13543 (2015-09-05)
Mitochondria have recently emerged as novel targets for cancer therapy due to its important roles in fundamental cellular function. Discovery of new chemotherapeutic agents that allow for simultaneous treatment and visualization of cancer is urgent. Herein, we demonstrate a novel
Bridget A Quinn et al.
Cancer research, 75(11), 2305-2315 (2015-06-03)
Improved treatments for pancreatic cancer remain a clinical imperative. Sabutoclax, a small-molecule BH3 mimetic, inhibits the function of antiapoptotic Bcl-2 proteins. Minocycline, a synthetic tetracycline, displays antitumor activity. Here, we offer evidence of the combinatorial antitumor potency of these agents
Zhiwei Qie et al.
The Analyst, 140(15), 5220-5226 (2015-06-11)
A highly sensitive flow injection analysis (FIA)-based thermal enzyme-linked immunoassay, TELISA, was developed for the rapid detection of atrazine (ATZ) in tap water. ATZ and β-lactamase-labeled ATZ were employed in a competitive immunoassay using a monoclonal antibody (mAb). After the
Xing Zhou et al.
Journal of pharmacological sciences, 125(1), 51-58 (2014-05-23)
In the present study, we investigated the protective effect of methyl 3,4-dihydroxybenzoate (MDHB) against H2O2-induced apoptosis in RGC-5 cells. The RGC-5 cells were cultured in plates for 24 h, which were then pretreated with dimethyl sulfoxide, different concentrations of MDHB
Zhong-Yang Shen et al.
Viral immunology, 28(2), 85-92 (2014-10-25)
The objective of this study was to explore the effects of dendritic cells (DCs) from hepatitis B virus (HBV) transgenic mice-stimulated autologous lymphocytes on in vitro HBV replication. DCs from HBV transgenic mice were induced to maturity by lipopolysaccharide, followed
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