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| 1 | DDR2 inhibition reduces migration and invasion of murine metastatic melanoma cells by suppressing MMP2/9 expression through ERK/NF-κB pathway显示文摘变形黑瘤是最致命、逃避的癌症之一。骨胶原我通过矩阵 metalloproteinase MMP 2 的生产在细胞外的矩阵支持肿瘤房间的迁居和侵略并且 9。Discoidin 领域受体 DDR 2 是在包括胸和前列腺癌症的几种癌症类型被含有的骨胶原受体。然而,在鼠科的黑瘤房间的迁居和侵略的 DDR2 的角色少些被学习。在现在的学习,我们响应骨胶原在 B16BL6 黑瘤房间的移植和侵略调查了效果和 DDR2 的内在的机制我。结果证明 DDR2 被表示并且是由骨胶原的 phosphorylated 我在房间。在用小介入的 RNA siRNA 途径的 DDR2 的下面规定之上,两个都,房间,迁移、侵略的显型显著地被稀释什么时候与控制房间相比。这效果在 DDR2 抑制之上经由 MMP2/9 的抑制被调停。而且,由特定的 siRNA 的 DDR2 的抑制显著地在房间减少了细胞外的调整 kinase 英皇家空军之阶级最低之兵 1 和 2 的激活和 kappa B NF-B 的原子因素什么时候与控制房间相比。总的来说,这些数据表明了 ERK1/2 和 NF-B 的那 DDR2 调停 siRNA 的抑制能下面调整响应骨胶原的 MMP2/9 的表情我减少房间的迁移、侵略的显型。 | Barun Poudel Young-Mi Lee Dae-Ki Kim | 2015 | Acta Biochimica et Biophysica Sinica2015,47,4: | 11 |
| 2 | Multi-item EPQ model with learning effect on imperfect production over fuzzy-random planning horizon显示文摘Uncertainty is certain in the world of uncertainty.This study revisits an economic production quantity(EPQ)model with shortages for stock-dependent demand of the items with reworking and disposing of the imperfect ones over a random planning horizon under the joint effect of inflation and time value of money,where the expected time length is imprecise in nature.Transmission of learning effect has been incorporated to reduce the defective production.The total expected profit over the random planning horizon is maximized subject to the imprecise space constraint.The possibility,necessity and credibility measures have been introduced to defuzzify the model.The simulation-based genetic algorithm is used to make decision for the above EPQ model in different measures of uncertainty.The model is illustrated through an example.Sensitivity analysis shows the impacts of different parameters on the objective function in the model. | Amalesh Kumar Manna Barun Das Jayanta Kumar Dey Shyamal Kumar Mondal | 2017 | Journal of Management Analytics2017,4,1: | 5 |
| 3 | Effect of weathering on physico-chemical properties and combustion behavior of an Indian thermal coal显示文摘An open air stockpile of conical shape was formed with 3.5 m base diameter and 5 m height using 500 tons of -200 mm size ROM thermal coal on a concrete floor. Coal sample from the stockpile were collected at 30 days interval for analysis of various chemical properties like;proximate analysis, ultimate analysis, gross calorific value (GCV) and various combustion related properties such as ignition temperature, peak temperature, burnout temperature, maximum combustion rate, ignition index, burnout index, combustion performance index and combustion rate intensity index. Experimental results show that, due to weathering of coal fixed carbon decreased from 35.6% to 19.9%, elemental carb on (C) decreased from 46.6% to 28.6%, hydrogen (H) decreased from 3.3% to 2.9% and GCV decreased by up to 55% of original value during 330 days of storage of coal in an open atmosphere. Ash con tent of coal increased form 29.2% to 46.6% due to loss of combustibles. Sulfur (S) of coal was found to get increased from 0.33% to 1.08% during storage. The activation energy of coal combustion increased from 22 kJ/mol to 54 kJ/mol. Variation in combustion parameters signifies that weathering has significant negative impact on coal combustion properties as coal become difficult to ignite. | Subhajit Aich Barun Kumar Nandi Sumantra Bhattacharya | 2019 | International Journal of Coal Science & Technology2019,6,1: | 4 |
| 4 | An inventory model under development cost-dependent imperfect production and reliability-dependent demand显示文摘This paper considers a model that deals with an imperfect production process where both perfect and imperfect quality items are produced.Here,demand depends on selling price and reliability of the product.Each manufacturing company expects to produce perfect quality items.But due to the long-run process,several kinds of problem such as labor,machinery,and technology arise.As a result,the manufacturing system becomes out-of-control state and consequently produces both perfect and imperfect quality items.Perfect items are ready to sell but imperfect items are reworked at a cost to become perfect.Reworking cost,reliability of the product and reliability parameter of the manufacturing system can be improved by introducing the development cost and also by improving the quality of the raw material of the production system.Under such circumstances,a profit function has been developed to find the optimum values of reliability parameter of the manufacturing system,reliability of the product and duration of production such that a manufacturer gets a maximum profit.Finally,the model has been illustrated with some numerical examples exploring the sensitivity analysis with respect to some parameters. | Barun Khara Jayanta Kumar Dey Shyamal Kumar Mondal | 2017 | Journal of Management Analytics2017,4,3: | 4 |
| 5 | Nodular regenerative hyperplasia related portal hypertension in a patient with hypogammaglobulinaemia显示文摘Nodular regenerative hyperplasia (NRH) of liver is a relatively rare liver disorder, but a frequent cause of noncirrhotic portal hypertension. We present a lady with common variable immune deficiency who presented with upper gastrointestinal bleeding and deranged liver function tests but preserved synthetic function. Upper gastrointestinal endoscope showed bleeding gastric varices and non-bleeding oesophageal varices. Although her oesophageal varices were eradicated by repeated endoscopic band ligation, the gastric varices failed to resolve after repeated endoscopic histocryl injection and she eventually needed transjugular intrahepatic portosystemic shunt placement. Liver biopsy showed NRH. We review the association of hypogammaglobinaemia and NRH and discuss the appropriate management of portal hypertension in NRH. | Barun Kumar Lal Adrian Stanley | 2013 | World Journal of Gastroenterology2013,19,22: | 2 |
| 6 | Self-referenced measurements of the dielectric properties of metals using terahertz time-domain spectroscopy via the excitation of surface plasmon-polaritons显示文摘We present experimental measurements that show direct determination of the dielectric properties of various metals relevant to plasmonics.In contrast to traditional measurements that typically rely on transmission and reflectance measurements,we launch surface plasmon-polaritons on a variety of different substrates and measure the propagation properties using terahertz time-domain spectroscopy.Surprisingly,we find that the extracted values for the dielectric constant for these metals differ by orders of magnitude from published data.In order to validate the obtained results,we separately measure the 1∕e decay length,both along the propagation direction and normal to the metal surface,and show that the results are fully self-consistent with experimental data.The generality of the measurement technique makes it a useful tool to estimate the properties not only of planar conducting substrates but also a wide variety of more complex plasmonic structures. | Shashank Pandey Shuchang Liu Barun Gupta Ajay Nahata | 2013 | Photonics Research2013,1,4: | 2 |
| 7 | Do the modified uncertainty principle and polymer quantization predict same physics显示文摘 | Barun Majumder Sourav Sen | 2012 | Phys Lett B2012,717,: | 1 |
| 8 | Formation of acetaldehyde enolate from vinyl acetate and its reaction with aromatic and heterocyclic aldehydes:an efficient synthesis of enals and polyenals显示文摘 | MAHATA P K BARUN O ILA H | | 0,,: | 1 |
| 9 | Prevalence of muhidrug-resistant pulmonary tuberculosis in counties with different duration of DOTS implementation in rural China 显示文摘 | Yi Hu Barun Mathema Weibing Wang Sven Hoffner Barry Kreiswirth Biao Xu | 2008 | Microb Drug Resist2008,14,: | 1 |
| 10 | Halogen-free flame retarded poly(butylene terephthalate)(PBT) using metal oxides/PBT nanoeomposites in combination with aluminium phosphinate 显示文摘 | GALLO E BARUN U SCHARTEL B | 2009 | Polymer Degradation and Stability2009,94,8: | 1 |
| 11 | Nano-indentation studies on polymer matrix composites reinforced by few-layergraphene显示文摘 | Barun Das K Eswar Prasad U Ramamurty C N R Rao | 2009 | Nanotechnology2009,,12: | 1 |
| 12 | A facile access to 2- methylthio/alkoxy/amino-3-acylimidazo pyridines based on cupric chloride promoted oxidative ring closure of oxoketene N, S-, N, O-, and N, N-acetals 显示文摘 | Barun O Ila H Junjappa H | 2000 | J Org Chem2000,65,5: | 1 |
| 13 | Separation of phenol from aqueous solution by membrane pervaporation using modified polyurethaneureamembranes显示文摘 | Barun Sinha Ujjal K Ghosh Narayan C Pradhan | 2006 | Journal ofApplied Polymer Science2006,101,3: | 1 |
| 14 | Separation of phenol from aqueous solution by membrane pervaporation using modified polyurethaneurea membranes显示文摘 | Barun Sinha Ghosh U K Pradhan N C | | 0,,101: | 1 |
| 15 | Vibration control of a transversely excited cantilever beam with tip mass显示文摘 | Barun Pratiher | 2012 | Archive of Applied Mechanics2012,82,1: | 1 |
| 16 | Optimal reactive power dis- patch using quasi- oppositional teaching learning based optimiza- tion显示文摘 | Barun Mandal Provas Kumar Roy | 2013 | Electrical Power and Energy Systems2013,53,4: | 1 |
| 17 | Virulence characteristics of Escherichia coli strains causing acute cystitis in young adults in Iran 显示文摘 | M Koatuli A Baruner L K Haghihgi | 2005 | Journal of Infection2005,50,4: | 1 |
| 18 | Is pan- ton-valentine leukocidin the major virulence determinant in community-associated methicillin-resistant Staphylococ-cus aureus disease? 显示文摘 | Jovanka M Voyich Michael Otto Barun Mathema | 2006 | The Journal of Infectious Disea- ses2006,194,12: | 1 |
| 19 | Is panton-valentine leukocidin the major virulence determinant incommunity-associated methicillin-resistant Staphylococ-cus aureus disease? 显示文摘 | Jovanka M Michael O Barun Mathema | 2006 | J Infect Dis2006,194,12: | 1 |
| 20 | Relationship between proximate analysis parameters and combustion behaviour of high ash Indian coal显示文摘This work presents the analysis of combustion characteristics of high ash Indian coal(28%-40%)collected from different mines of Singaurali coalfield,India.All the coal samples were characterized by proximate and gross calorific value analysis.Combustion performance of the coals were characterised using thermo-gravimetric analysis to identify the burning profile of individual coals.Various combustion kinetic parameters such as ignition temperature,peak temperature and burnout temperature,ignition index and burnout index,combustion performance index plus rate and intensity index of combustion process,activation energy were determined to analyse the combustion behaviour of coal.Further all these combustion properties were compared with the volatile matter,ash,fixed carbon and fuel ratio of each coal.Theoretical analysis shows that with increase in ash content,combustion performance initially increases and later descends.Further,coal with(25±1.75)%volatile matter,20%-35%ash and fuel ratio 1.4-1.5 were found to be optimum for coal combustion. | Subhajit Aich Dibyajyoti Behera Barun Kumar Nandi Sumantra Bhattacharya | 2020 | International Journal of Coal Science & Technology2020,7,4: | 1 |