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Jiali Wan et al.
Scientific reports, 5, 11398-11398 (2015-06-23)
Gold nanorods are a promising nanoscale material in clinical diagnosis and treatment. The physicochemical properties of GNRs, including size, shape and surface features, are crucial factors affecting their cytotoxicity. In this study, we investigated the effects of different aspect ratios
Hongfeng Wang et al.
Autophagy, 16(9), 1683-1696 (2019-12-13)
Significant evidences indicate that reactive oxygen species (ROS) can induce macroautophagy/autophagy under both physiological and pathological conditions. Although the relationship between ROS and autophagy regulation has been well studied, the basic mechanism by which ROS affects autophagy and the biological
Martin Chalumeau et al.
The Cochrane database of systematic reviews, 5(5), CD003124-CD003124 (2013-06-04)
Acetylcysteine and carbocysteine are the most commonly prescribed mucolytic drugs in Brazil and many European and African countries. To our knowledge, no systematic review has been published on their efficacy and safety for acute upper and lower respiratory tract infections
Yun-Ji Lim et al.
Apoptosis : an international journal on programmed cell death, 20(3), 358-370 (2014-12-30)
Endoplasmic reticulum (ER) stress responses play critical roles in the pathogenesis of tuberculosis. To investigate the regulatory role of the ER stress response in 38-kDa antigen-induced apoptosis, we examined the relationship between the ER stress response and apoptosis in bone
Rongjie Yu et al.
PloS one, 9(11), e113913-e113913 (2014-11-27)
The high expression of PACAP (pituitary adenylate cyclase-activating polypeptide)-preferring receptor PAC1 is associated with nerve injury and tumors. Our previous report (Yu R, et al. PLoS One 2012; 7: e51811) confirmed the dimerization of PAC1 and found that the M-PAC1
Wan-Rong Huang et al.
Molecules (Basel, Switzerland), 19(6), 7785-7797 (2014-06-26)
Shikonin is a compound from the herbal plant Lithospermum erythrorhizon that has been proved to possess powerful anti-proliferative effect on many kinds of cancers and to be safe in in vivo study. Posterior capsular opacification (PCO), the most frequent complication
Xiang Li et al.
Biomaterials, 36, 44-54 (2014-10-14)
Chitosan coated porous titanium alloy implant (CTI) is demonstrated a promising approach to improve osseointegration capacity of pure porous titanium alloy implant (TI). Since chitosan has been demonstrated to exhibit antioxidant activity, we propose CTI may ameliorate the ROS overproduction
P Gebhardt et al.
Bioorganic & medicinal chemistry letters, 17(9), 2558-2560 (2007-03-10)
The fungus Daedalea quercina (oak mazegill) was examined for its capability of producing antioxidative and anti-inflammatory compounds. Bioactivity guided fractionation of the extract from a mycelial culture led to the isolation of quercinol, which was identified as (-)-(2S)-2-hydroxymethyl-2-methyl-6-hydroxychromene 1 by
Jeremy Yee Hoong Ong et al.
Life sciences, 135, 158-164 (2015-04-22)
The compound 2-methoxy-1,4-naphthoquinone (MNQ) was previously shown to be cytotoxic against several cancer cell lines, but its mode of action is poorly understood. In this study, we aimed to explore the molecular mechanism of MNQ-induced cytotoxicity of A549 lung adenocarcinoma
Y H Zhu et al.
Journal of animal science, 93(7), 3503-3511 (2015-10-07)
Polyamines are essential for embryonic and fetal survival, growth, and development. Additionally, polyamines may induce autophagy in mammalian cells. However, little is known about the availability of polyamines or autophagy in the porcine conceptus with intrauterine growth restriction (IUGR). The
Dongju Lin et al.
Drug metabolism and disposition: the biological fate of chemicals, 42(10), 1727-1736 (2014-07-16)
Diosbulbin B (DIOB), a furan-containing diterpenoid lactone, is the most abundant component of Dioscorea bulbifera L. (DB), a traditional Chinese medicine herb. Administration of purified DIOB or DB extracts has been reported to cause liver injury in animals. The mechanisms
Qing-Shuo Zhang et al.
Pediatric blood & cancer, 61(4), 740-742 (2013-10-12)
Fanconi anemia (FA) patients suffer from progressive bone marrow failure and often develop cancers. Previous studies showed that antioxidants tempol and resveratrol (RV) delayed tumor onset and reduced hematologic defects in FA murine models, respectively. Here we tested whether antioxidants
Development of new treatments for Batten disease.
Sara E Mole
The Lancet. Neurology, 13(8), 749-751 (2014-07-07)
Bernardo J Krause et al.
Acta physiologica (Oxford, England), 227(3), e13328-e13328 (2019-06-10)
Foetal growth restriction (FGR) is associated with endothelial dysfunction and cardiovascular diseases in adult subjects. Early vascular remodelling and epigenetic changes occurring on key endothelial genes might precede this altered vascular function. Further, it has been proposed that oxidative stress
N De Vries et al.
Journal of cellular biochemistry. Supplement, 17F, 270-277 (1993-01-01)
The most commonly used chemopreventive agents in the prevention of oral leukoplakia, head and neck cancer, and lung cancer are beta-carotene, vitamin A, and other retinoids. One of the few chemopreventive agents not in this group and presently being used
Marjan Tavakkoli et al.
Pharmaceutical biology, 52(12), 1550-1557 (2014-09-23)
Finding effective therapies for neurodegenerative diseases is of utmost importance for the aging population. Plants growing in Iran are rich sources of antioxidants and active phytochemicals. The protective capacity of plants, with a special focus on those with reported antioxidant
Carl M Sellgren et al.
Nature neuroscience, 22(3), 374-385 (2019-02-06)
Synapse density is reduced in postmortem cortical tissue from schizophrenia patients, which is suggestive of increased synapse elimination. Using a reprogrammed in vitro model of microglia-mediated synapse engulfment, we demonstrate increased synapse elimination in patient-derived neural cultures and isolated synaptosomes.
Zhigang Liu et al.
Free radical biology & medicine, 84, 42-53 (2015-03-31)
Acrylamide (ACR), a potent neurotoxin, can be produced during food processing at high temperature. This study examined the redox-dependent apoptotic and inflammatory responses of ACR in an immortalized mouse microglia cell line BV2. The exposure of BV2 cells to ACR
Elsa Gouix et al.
Pharmacological research, 87, 8-17 (2014-06-15)
Understanding the role of astrocytes in stroke is assuming increasing prominence, not only as an important component on its own within the neurovascular unit, but also because astrocytes can influence neuronal outcome. Ischemia may induce astrogliosis and other phenotypic changes
Hitoshi Murata et al.
PloS one, 10(11), e0142438-e0142438 (2015-11-12)
Mutations of the PTEN-induced putative kinase 1 (PINK1) gene are a cause of autosomal recessive forms of Parkinson's disease. Recent studies have revealed that PINK1 is an essential factor for controlling mitochondrial quality, and that it protects cells from oxidative
E Zurita et al.
Infection and immunity, 81(7), 2371-2378 (2013-05-01)
The exacerbated induction of innate immune responses in airways can abrogate diverse lung infections by a phenomenon known as stimulated innate resistance (StIR). We recently demonstrated that the enhancement of innate response activation can efficiently impair Bordetella pertussis colonization in
Qian Yang et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 70, 40-47 (2014-05-07)
N-acetylcysteine (NAC) has recently gained particular interest as a beneficial antioxidant. This study investigated the protective effects of NAC against ochratoxin A (OTA)-induced DNA damage and S-phase arrest in human embryonic kidney cells (HEK-293). OTA exposure results in nephrotoxicity, hepatotoxicity
Ryan T Y Wu et al.
The Journal of biological chemistry, 289(49), 34378-34388 (2014-10-23)
Oxidative stress and persistent DNA damage response contribute to cellular senescence, a degeneration process critically involving ataxia telangiectasia-mutated (ATM) and p53. Selenoprotein H (SelH), a nuclear selenoprotein, is proposed to carry redox and transactivation domains. To determine the role of
Jin-Bao Ban et al.
PloS one, 9(5), e97607-e97607 (2014-05-20)
Mono-(2-ethylhexyl) phthalate (MEHP), the active metabolite of di-(2-ethylhexyl) phthalate (DEHP), is a widespread environmental contaminant and has been proved to have potential adverse effects on the reproductive system, carcinogenicity, liver, kidney and developmental toxicities. However, the effect of MEHP on
Owen Clark et al.
Cancer letters, 357(1), 316-327 (2014-12-03)
In a wide range of neuroblastoma-derived lines oxovanadium compounds such as bis(maltolato)oxovanadium(IV) (BMOV) are cytotoxic. This is not explained by oxidative stress or inhibition of ion channels. Genotoxicity is unlikely given that a p53 response is absent and p53-mutant lines
Yuqing Duan et al.
Chemico-biological interactions, 224, 13-23 (2014-10-08)
The autophagy of human hepatoma G2 (HepG2) cells induced by procyanidins from chestnut (Castanea mollissima Bl.) shell (CSPCs) was investigated, and the inherent relationship between autophagic levels and reactive oxygen species (ROS) generation was studied. The results showed that CSPCs
Shun Yoshioka et al.
Organic letters, 17(1), 90-93 (2014-12-20)
Herein, we report a new synthetic route from (S)-pyroglutaminol to (+)-lactacystin, a potent inhibitor of the 20S proteasome. The photoinduced intermolecular C(sp(3))-H alkynylation and intramolecular C(sp(3))-H acylation chemo- and stereoselectively constructed the tetra- and trisubstituted carbon centers, respectively. The obtained
Veronika Seiberlich et al.
Glia, 63(9), 1621-1635 (2015-04-08)
Oligodendrocytes, the myelin forming cells of the CNS, are characterized by their numerous membranous extensions, which enwrap neuronal axons and form myelin sheaths. During differentiation oligodendrocytes pass different morphological stages, downregulate the expression of the proteoglycan NG2, and acquire major
Ruijuan Guan et al.
Redox biology, 28, 101356-101356 (2019-11-11)
Airway remodeling is one of the characteristics for chronic obstructive pulmonary disease (COPD). The mechanism underlying airway remodeling is associated with epithelial-mesenchymal transition (EMT) in the small airways of smokers and patients with COPD. Sirtuin 1 (SIRT1) is able to
Simona Ventre et al.
Journal of molecular biology, 427(10), 1887-1902 (2015-03-23)
Ultradian oscillators are cyclically expressed genes with a period of less than 24h, found in the major signalling pathways. The Notch effector hairy and enhancer of split Hes genes are ultradian oscillators. The physiological signals that synchronise and entrain Hes
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